[dts] [PATCH v2] test_plans: add ddp ppp l2tp test plan

Lijuan Tu lijuan.tu at intel.com
Thu Sep 27 16:56:26 CEST 2018
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Applied, thanks


On 2018年09月26日 10:42, Xueqin Lin wrote:
> Signed-off-by: Xueqin Lin <xueqin.lin at intel.com>
>
> ---
>   test_plans/ddp_ppp_l2tp_test_plan.rst | 1080 +++++++++++++++++++++++++++++++++
>   1 file changed, 1080 insertions(+)
>   create mode 100644 test_plans/ddp_ppp_l2tp_test_plan.rst
>
> diff --git a/test_plans/ddp_ppp_l2tp_test_plan.rst b/test_plans/ddp_ppp_l2tp_test_plan.rst
> new file mode 100644
> index 0000000..af0c4b1
> --- /dev/null
> +++ b/test_plans/ddp_ppp_l2tp_test_plan.rst
> @@ -0,0 +1,1080 @@
> +.. Copyright (c) <2018>, Intel Corporation
> +   All rights reserved.
> +
> +   Redistribution and use in source and binary forms, with or without
> +   modification, are permitted provided that the following conditions
> +   are met:
> +
> +   - Redistributions of source code must retain the above copyright
> +     notice, this list of conditions and the following disclaimer.
> +
> +   - Redistributions in binary form must reproduce the above copyright
> +     notice, this list of conditions and the following disclaimer in
> +     the documentation and/or other materials provided with the
> +     distribution.
> +
> +   - Neither the name of Intel Corporation nor the names of its
> +     contributors may be used to endorse or promote products derived
> +     from this software without specific prior written permission.
> +
> +   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
> +   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
> +   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
> +   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
> +   COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
> +   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
> +   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
> +   SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
> +   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
> +   STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
> +   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
> +   OF THE POSSIBILITY OF SUCH DAMAGE.
> +
> +===========================
> +DDP PPPoE/L2TPv2/PPPoL2TPv2
> +===========================
> +
> +Fortville supports PPPoE/L2TPv2/PPPoL2TPv2 new protocols after loading profile.
> +For DDP introduction, please refer to ddp gtp or ddp mpls test plan.
> +
> +Requirements as below::
> +
> +    - RSS for PPPoE packets: without IP payload, using session id and source
> +      MAC as hash input set. With IP payload, using IP addresses and L4 ports
> +      as hash input set.
> +
> +    - Classification for non-multicast IP encapsulated to PPPoL2TP: using
> +      inner 5-tuple as hash input set for RSS.
> +
> +    - Classification for multicast IP encapsulated to PPPoL2TP: assign
> +      packets to specific queue according to inner dst IP address.
> +
> +Dynamic flow type mapping eliminates usage of number of hard-coded flow
> +types in bulky if-else statements. For instance, when configure hash enable
> +flags for RSS in i40e_config_hena() function and will make partitioning FVL
> +in i40e PMD more scalable.
> +
> +I40e PCTYPEs are statically mapped to RTE_ETH_FLOW_* types in DPDK, defined in
> +rte_eth_ctrl.h, flow types used to define ETH_RSS_* offload types in
> +rte_ethdev.h. RTE_ETH_FLOW_MAX is defined now as 22, leaves 42 flow type
> +unassigned.
> +
> +Ppp-oe-ol2tpv2.pkgo defines and supports below pctype packets, also could
> +check the information using command "ddp get info <profile>" after loading
> +the profile, left numbers are pctype values, right are supported packets::
> +
> +    14: L2TPv2CTRL
> +    15: PPPoE IPV4
> +    16: PPPoE IPV6
> +    17: PPPoE
> +    18: PPPoL2TPv2 IPV4
> +    19: PPPoL2TPv2 IPV6
> +    20: PPPoL2TPv2
> +    21: L2TPv2PAY
> +
> +There are so many kinds of packets that we can't cover all pctype test
> +scenarios, below test plan focuses on above requirements to illustrate usage,
> +also could do similar test for other packets. Select flow types value between
> +23 and 63, design pctype, flow type and default input set mapping as below::
> +
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | Packet Type          |   PcTypes  | Flow Types |           Hash Input Set         |           FD Input Set           |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | L2TPv2CTL            |     14     |    27      |        MAC SA, Session ID        |        MAC SA, Session ID        |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | PPPoE IPV4           |     15     |    28      | IPv4 SA, IPv4 DA, S-Port, D-Port | IPv4 SA, IPv4 DA, S-Port, D-Port |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | PPPoE IPV6           |     16     |    29      | IPv6 SA, IPv6 DA, S-Port, D-Port | IPv6 SA, IPv6 DA, S-Port, D-Port |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | PPPoE                |     17     |    30      |        MAC SA, Session ID        |        MAC SA, Session ID        |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | PPPoL2TPv2 IPV4      |     18     |    23      | IPv4 SA, IPv4 DA, S-Port, D-Port | IPv4 SA, IPv4 DA, S-Port, D-Port |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | PPPoL2TPv2 IPV6      |     19     |    24      | IPv6 SA, IPv6 DA, S-Port, D-Port | IPv6 SA, IPv6 DA, S-Port, D-Port |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | PPPoL2TPv2           |     20     |    25      |        MAC SA, Session ID        |        MAC SA, Session ID        |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +    | L2TPv2PAY            |     21     |    26      |        MAC SA, Session ID        |        MAC SA, Session ID        |
> +    +----------------------+------------+------------+----------------------------------+----------------------------------+
> +
> +Prerequisites
> +=============
> +
> +1. Host PF in DPDK driver::
> +
> +    ./tools/dpdk-devbind.py -b igb_uio 81:00.0
> +
> +2. Start testpmd on host, set chained port topology mode, add txq/rxq to
> +   enable multi-queues. If test PF flow director, need to add
> +   --pkt-filter-mode=perfect on testpmd to enable flow director. In general,
> +   PF's max queue is 64::
> +
> +    ./testpmd -c f -n 4 -- -i --port-topology=chained --txq=64 --rxq=64
> +    --pkt-filter-mode=perfect
> +
> +Load/delete dynamic device personalization
> +==========================================
> +
> +1. Stop testpmd port before loading profile::
> +
> +    testpmd > port stop all
> +
> +2. Load ppp-oe-ol2tpv2.pkgo file to the memory buffer, save original
> +   configuration and return in the same buffer to the ppp-oe-ol2tpv2.bak
> +   file::
> +
> +    testpmd > ddp add (port_id) /tmp/ppp-oe-ol2tpv2.pkgo,
> +    /tmp/ppp-oe-ol2tpv2.bak
> +
> +3. Remove profile from the network adapter and restore original
> +   configuration::
> +
> +    testpmd > ddp del (port_id) /tmp/ppp-oe-ol2tpv2.bak
> +
> +4. Start testpmd port::
> +
> +    testpmd > port start all
> +
> +Note
> +====
> +
> +Ppp-oe-ol2tpv2.pkgo profile has been released publicly. You could download
> +below version to do our regression relative test. Loading DDP profile is
> +the prerequisite for below RSS and flow director cases::
> +
> +    https://downloadcenter.intel.com/download/28040
> +
> +Test Case: RSS for PPPoE with default input set
> +===============================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE PAY flow type id 30 to pcytpe id 17 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 17 30
> +
> +3. Check flow type to pctype mapping adds 17 this mapping
> +
> +4. Enable flow type id 30's RSS::
> +
> +    testpmd> port config all rss 30
> +
> +5. Start testpmd, set fwd rxonly, enable output print
> +
> +6. Default hash input set are MAC SA, session ID. Send sessionid
> +   PPPoE PAY packet, check RSS could work, print PKT_RX_RSS_HASH::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +7. Send different sessionid PPPoE PAY packet, check to receive packet from
> +   different queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x8)
> +
> +8. Send different source address PPPoE PAY packet, check to receive packet
> +   from different queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:02", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +9. Send different destination address PPPoE PAY packet, check to receive
> +   packet from same queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:02")/
> +    PPPoE(sessionid=0x7)
> +
> +
> +Test Case: RSS for PPPoE Ipv4 with default input set
> +====================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE Ipv4 flow type id 28 to pcytpe id 15 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 15 28
> +
> +3. Check flow type to pctype mapping adds 15 this mapping
> +
> +4. Enable flow type id 28's RSS::
> +
> +    testpmd> port config all rss 28
> +
> +5. Start testpmd, set fwd rxonly, enable output print
> +
> +6. Default hash input set are IPv4 SA, IPv4 DA, sport, dport. Send PPPoE
> +   IPv4 packet, check RSS could work, print PKT_RX_RSS_HASH::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +7. Send different inner source, destination address, sport, dport PPPoE
> +   IPv4 packets, check to receive packet from different queues::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.2",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.3")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4001,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8001)/Raw('x' * 20)
> +
> +8. Send different sessionid PPPoE IPv4 packet, check to receive packet
> +   from same queue::
> +
> +    p=Ether()/PPPoE(sessionid=0x8)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +Test Case: RSS for PPPoE IPv6 with default input set
> +====================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE IPv6 flow type id 29 to pcytpe id 16 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 16 29
> +
> +3. Check flow type to pctype mapping adds 16 this mapping
> +
> +4. Enable flow type id 29's RSS::
> +
> +    testpmd> port config all rss 29
> +
> +5. Start testpmd, set fwd rxonly, enable output print
> +
> +6. Default hash input set are IPv6 SA, IPv6 DA, sport, dport. Send PPPoE
> +   IPv6 packet, check RSS could work, print PKT_RX_RSS_HASH::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +7. Send different inner source, destination address, sport, dport PPPoE
> +   IPv6 packets, check to receive packet from different queues::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0002",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0002")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4001,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8001)/Raw('x' * 20)
> +
> +8. Send different sessionid PPPoE IPv6 packet, check to receive packet
> +   from same queue::
> +
> +    p=Ether()/PPPoE(sessionid=0x8)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +Test Case: RSS for L2TPv2 PAY with default input set
> +====================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update L2TP PAY flow type id 26 to pcytpe id 21 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 21 26
> +
> +3. Check flow type to pctype mapping adds 21 this mapping
> +
> +4. Enable flow type id 26's RSS::
> +
> +    testpmd> port config all rss 26
> +
> +5. Start testpmd, set fwd rxonly, enable output print
> +
> +6. Default hash input set are MAC SA, session ID. Send sessionid
> +   L2TP PAY packet, check RSS could work, print PKT_RX_RSS_HASH::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +7. Send different sessionid L2TP PAY packet, check to receive packet from
> +   different queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x8)/Raw('x' * 20)
> +
> +8. Send different source address L2TP PAY packet, check to receive packet
> +   from different queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:02", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +9. Send different destination address L2TP PAY packet, check to receive
> +   packet from same queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:02")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +Test Case: RSS for PPPoE according to sessionid
> +===============================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE PAY flow type id 30 to pcytpe id 17 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 17 30
> +
> +3. Check flow type to pctype mapping adds 17 this mapping
> +
> +4. Reset PPPoE hash input set configuration::
> +
> +    testpmd> port config 0 pctype 17 hash_inset clear all
> +
> +5. Sessionid word is 47, enable hash input set for sessionid::
> +
> +    testpmd> port config 0 pctype 17 hash_inset set field 47
> +
> +6. Enable flow type id 30's RSS::
> +
> +    testpmd> port config all rss 30
> +
> +7. Start testpmd, set fwd rxonly, enable output print
> +
> +8. Send sessionid PPPoE PAY packet, check RSS could work, print
> +   PKT_RX_RSS_HASH::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +9. Send different sessionid PPPoE PAY packet, check to receive packet from
> +   different queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x8)
> +
> +Test Case: RSS for PPPoE according to source address
> +====================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE PAY flow type id 30 to pcytpe id 17 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 17 30
> +
> +3. Check flow type to pctype mapping adds 17 this mapping
> +
> +4. Reset PPPoE hash input set configuration::
> +
> +    testpmd> port config 0 pctype 17 hash_inset clear all
> +
> +5. Source mac words are 3~5, enable hash input set for source IPv4::
> +
> +     testpmd> port config 0 pctype 17 hash_inset set field 3
> +     testpmd> port config 0 pctype 17 hash_inset set field 4
> +     testpmd> port config 0 pctype 17 hash_inset set field 5
> +
> +6. Enable flow type id 30's RSS::
> +
> +    testpmd> port config all rss 30
> +
> +7. Start testpmd, set fwd rxonly, enable output print
> +
> +8. Send source address PPPoE PAY packet, check RSS could work, print
> +   PKT_RX_RSS_HASH::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +9. Send different source address PPPoE packet, check to receive packet from
> +   different queue::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:02", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +10. Send different destination address PPPoE packet, check to receive packet
> +    from same queue::
> +
> +     p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:02")/
> +     PPPoE(sessionid=0x7)
> +
> +Test Case: RSS for PPPoL2TP IPv4 according to inner source IPv4
> +===============================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv4 flow type id 23 to pcytpe id 18 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 18 23
> +
> +3. Check flow type to pctype mapping adds 23 this mapping
> +
> +4. Reset PPPoL2TP IPv4 hash input set configuration::
> +
> +    testpmd> port config 0 pctype 18 hash_inset clear all
> +
> +5. Inner source IPv4 words are 15~16 , enable hash input set for them::
> +
> +    testpmd> port config 0 pctype 18 hash_inset set field 15
> +    testpmd> port config 0 pctype 18 hash_inset set field 16
> +
> +6. Enable flow type id 23's RSS::
> +
> +    testpmd> port config all rss 23
> +
> +7. Start testpmd, set fwd rxonly, enable output print
> +
> +8. Send inner source IPv4 PPPoL2TP IPv4 packet, check RSS could work, print
> +   PKT_RX_RSS_HASH::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +9. Send different inner source IPv4 PPPoL2TP IPv4 packet, check to receive
> +   packet from different queue::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.2",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +10. Send different inner destination IP PPPoL2TP IPv4 packet, check to receive
> +    packet from same queue::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.1",dst="2.2.2.3")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +Test Case: RSS for PPPoL2TP IPv4 according to inner destination IPv4
> +====================================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv4 flow type id 23 to pcytpe id 18 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 18 23
> +
> +3. Check flow type to pctype mapping adds 23 this mapping
> +
> +4. Reset PPPoL2TP IPv4 hash input set configuration::
> +
> +    testpmd> port config 0 pctype 18 hash_inset clear all
> +
> +5. Inner destination IPv4 words are 27~28 , enable hash input set for them::
> +
> +     testpmd> port config 0 pctype 18 hash_inset set field 27
> +     testpmd> port config 0 pctype 18 hash_inset set field 28
> +
> +6. Enable flow type id 23's RSS::
> +
> +    testpmd> port config all rss 23
> +
> +7. Start testpmd, set fwd rxonly, enable output print
> +
> +8. Send inner destination IPv4 PPPoL2TP IPv4 packet, check RSS could work, print
> +   PKT_RX_RSS_HASH::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +9. Send different inner destination IPv4 PPPoL2TP IPv4 packet, check to receive
> +   packet from different queue::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.3")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +10. Send different inner source IPv4 PPPoL2TP IPv4 packet, check to receive packet
> +    from same queue::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.2",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +Test Case: RSS for PPPoL2TP IPv4 according to sport
> +===================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv4 flow type id 23 to pcytpe id 18 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 18 23
> +
> +3. Check flow type to pctype mapping adds 23 this mapping
> +
> +4. Reset PPPoL2TP IPv4 hash input set configuration::
> +
> +    testpmd> port config 0 pctype 18 hash_inset clear all
> +
> +5. Sport word is 29, enable hash input set for it::
> +
> +     testpmd> port config 0 pctype 18 hash_inset set field 29
> +
> +6. Enable flow type id 23's RSS::
> +
> +    testpmd> port config all rss 23
> +
> +7. Start testpmd, set fwd rxonly, enable output print
> +
> +8. Send sport PPPoL2TP IPv4 packet, check RSS could work, print
> +   PKT_RX_RSS_HASH::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +9. Send different sport PPPoL2TP IPv4 packet, check to receive packet from
> +   different queue::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4001, dport=8000)/Raw('x' * 20)
> +
> +10. Send different dport PPPoL2TP IPv4 packet, check to receive packet from
> +    same queue::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8001)/Raw('x' * 20)
> +
> +Test Case: RSS for PPPoL2TP IPv4 according to dport
> +===================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv4 flow type id 23 to pcytpe id 18 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 18 23
> +
> +3. Check flow type to pctype mapping adds 23 this mapping
> +
> +4. Reset PPPoL2TP IPv4 hash input set configuration::
> +
> +    testpmd> port config 0 pctype 10 hash_inset clear all
> +
> +5. Dport word is 30, enable hash input set for it::
> +
> +    testpmd> port config 0 pctype 10 hash_inset set field 30
> +
> +6. Enable flow type id 23's RSS::
> +
> +    testpmd> port config all rss 23
> +
> +7. Start testpmd, set fwd rxonly, enable output print
> +
> +8. Send dport PPPoL2TP IPv4 packet, check RSS could work, print
> +   PKT_RX_RSS_HASH::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +9. Send different dport PPPoL2TP IPv4 packet, check to receive packet from
> +   different queue::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8001)/Raw('x' * 20)
> +
> +10. Send different sport PPPoL2TP IPv4 packet, check to receive packet from
> +    same queue::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4001, dport=8000)/Raw('x' * 20)
> +
> +Test Case: Flow director for PPPoE with default input set
> +=========================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE PAY flow type id 30 to pcytpe id 17 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 17 30
> +
> +3. Start testpmd, set fwd rxonly, enable output print
> +
> +4. Send PPPoE packets, check to receive packet from queue 0::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +5. Use scapy to generate PPPoE raw packet test_pppoe.raw,
> +   source/destination address should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether(dst="3C:FD:FE:A3:A0:01", src="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +6. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 30 fwd queue 36 fd_id 1
> +    packet test_pppoe.raw
> +
> +7. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +
> +8. Default flow director input set are MAC SA and session ID, send non-matched
> +   SA, sessionid, check to receive packet from queue 0::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:02", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x7)
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/
> +    PPPoE(sessionid=0x8)
> +
> +9. Send non-matched MAC DA, check to receive packet from queue 36::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:02")/
> +    PPPoE(sessionid=0x7)
> +
> +Test Case: Flow director for PPPoE IPv4 with default input set
> +==============================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE IPv4 flow type id 28 to pcytpe id 15 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 15 28
> +
> +3. Start testpmd, set fwd rxonly, enable output print
> +
> +4. Send PPPoE IPv4 packets, check to receive packet from queue 0::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +5. Use scapy to generate PPPoE IPv4 raw packet test_pppoe.raw,
> +   source/destination address and port should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(dst="1.1.1.1",
> +    src="2.2.2.2")/UDP(dport=4000,sport=8000)/Raw('x' * 20)
> +
> +6. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 28 fwd queue 36 fd_id
> +    1 packet test_pppoe.raw
> +
> +7. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +8. Send non-matched inner src IP, inner dst IP, sport, dport packets, check to
> +   receive packet from queue 0::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.2",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.3")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4001,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8001)/Raw('x' * 20)
> +
> +9. Send non-matched sessionid packets, check to receive packet from queue 36::
> +
> +    p=Ether()/PPPoE(sessionid=0x8)/PPP(proto=0x21)/IP(src="1.1.1.1",
> +    dst="2.2.2.2")/UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +Test Case: Flow director for PPPoE IPv6 with default input set
> +==============================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoE IPv6 flow type id 29 to pcytpe id 16 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 16 29
> +
> +3. Start testpmd, set fwd rxonly, enable output print
> +
> +4. Send PPPoE IPv6 packets, check to receive packet from queue 0::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +5. Use scapy to generate PPPoE IPv4 raw packet test_pppoe.raw,
> +   source/destination address and port should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(dst="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    src="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(dport=4000,sport=8000)/Raw('x' * 20)
> +
> +6. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 29 fwd queue 36 fd_id 1
> +    packet test_pppoe.raw
> +
> +7. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +8. Send non-matched inner src IPv6, inner dst IPv6, sport, dport packets,
> +   check to receive packet from queue 0::
> +
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0002",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0002")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4001,dport=8000)/Raw('x' * 20)
> +    p=Ether()/PPPoE(sessionid=0x7)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8001)/Raw('x' * 20)
> +
> +9. Send non-matched sessionid packets, check to receive packet from queue 36::
> +
> +    p=Ether()/PPPoE(sessionid=0x8)/PPP(proto=0x57)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000,dport=8000)/Raw('x' * 20)
> +
> +Test Case: Flow director for L2TPv2 PAY with default input set
> +==============================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update L2TP PAY flow type id 26 to pcytpe id 21 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 21 26
> +
> +3. Start testpmd, set fwd rxonly, enable output print
> +
> +4. Send L2TP PAY packets, check to receive packet from queue 0::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +5. Use scapy to generate L2TP PAY raw packet test_l2tp.raw,
> +   source/destination address should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether(dst="3C:FD:FE:A3:A0:01", src="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +6. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 26 fwd queue 36 fd_id 1
> +    packet test_l2tp.raw
> +
> +7. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +8. Default flow director input set are MAC SA and session ID, send non-matched
> +   SA, sessionid, check to receive packet from queue 0::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:02", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:01")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x8)/Raw('x' * 20)
> +
> +9. Send non-matched MAC DA, check to receive packet from queue 36::
> +
> +    p=Ether(src="3C:FD:FE:A3:A0:01", dst="4C:FD:FE:A3:A0:02")/IP()/
> +    UDP(dport=1701, sport=1701)/L2TP(sessionid=0x7)/Raw('x' * 20)
> +
> +Test Case: Flow director for PPPoL2TP IPv4 with default input set
> +=================================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv4 flow type id 23 to pcytpe id 18 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 18 23
> +
> +3. Start testpmd, set fwd rxonly, enable output print
> +
> +4. Send PPPoL2TP IPv4 packets, check to receive packet from queue 0::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +5. Use scapy to generate PPPoL2TP IPv4 raw packet test_pppol2tp.raw,
> +   source/destination address and port should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(dst="1.1.1.1",src="2.2.2.2")/UDP(dport=4000, sport=8000)/Raw('x' * 20)
> +
> +6. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 23 fwd queue 36 fd_id 1
> +    packet test_pppol2tp.raw
> +
> +7. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +8. Send non-matched inner src IP, inner dst IP, sport, dport packets, check to
> +   receive packet from queue 0::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.2",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.3")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4001, dport=8000)/Raw('x' * 20)
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8001)/Raw('x' * 20)
> +
> +Test Case: Flow director for PPPoL2TP IPv6 with default input set
> +=================================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv6 flow type id 24 to pcytpe id 19 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 19 24
> +
> +3. Start testpmd, set fwd rxonly, enable output print
> +
> +4. Send PPPoL2TP IPv6 packets, check to receive packet from queue 0::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +5. Use scapy to generate PPPoL2TP IPv6 raw packet test_pppol2tp.raw,
> +   source/destination address and port should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(dst="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    src="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(dport=4000, sport=8000)/Raw('x' * 20)
> +
> +6. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 24 fwd queue 36
> +    fd_id 1 packet test_pppol2tp.raw
> +
> +7. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +8. Send non-matched inner src IPv6, inner dst IPv6, sport, dport packets,
> +   check to receive packet from queue 0::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0002",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0002")/
> +    UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4001, dport=8000)/Raw('x' * 20)
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000, dport=8001)/Raw('x' * 20)
> +
> +Test Case: Flow director for PPPoL2TP IPv4 according to inner destination IPv4
> +==============================================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv4 flow type id 23 to pcytpe id 18 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 18 23
> +
> +3. Reset PPPoL2TP IPv4 flow director input set configuration::
> +
> +    testpmd> port config 0 pctype 18 fdir_inset clear all
> +
> +4. Inner dst IP words are 27 and 28, enable flow director input set
> +   for them::
> +
> +    testpmd> port config 0 pctype 18 fdir_inset set field 27
> +    testpmd> port config 0 pctype 18 fdir_inset set field 28
> +
> +5. Start testpmd, set fwd rxonly, enable output print
> +
> +6. Send PPPoL2TP IPv4 packets, check to receive packet from queue 0::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +7. Use scapy to generate PPPoL2TP IPv4 raw packet test_pppol2tp.raw,
> +   source/destination address and port should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(dst="1.1.1.1",src="2.2.2.2")/UDP(dport=4000, sport=8000)/Raw('x' * 20)
> +
> +8. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 23 fwd queue 36
> +    fd_id 1 packet test_pppol2tp.raw
> +
> +9. Send matched swapped traffic packet, check to receive packet from
> +   configured queue 36::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +    IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +10. Send matched inner dst IP, but non-matched inner src IP, sport,
> +    dport packets, check to receive packet from queue 36::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.2",dst="2.2.2.2")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4001, dport=8000)/Raw('x' * 20)
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.1",dst="2.2.2.2")/UDP(sport=4000, dport=8001)/Raw('x' * 20)
> +
> +11. Send non-matched inner dst IP packets, check to receive packet from
> +    queue 0::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0021)/
> +     IP(src="1.1.1.1",dst="2.2.2.3")/UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +Test Case: Flow director for PPPoL2TP IPv6 according to inner destination IPv6
> +==============================================================================
> +
> +1. Check flow type to pctype mapping::
> +
> +    testpmd> show port 0 pctype mapping
> +
> +2. Update PPPoL2TP IPv6 flow type id 24 to pcytpe id 19 mapping item::
> +
> +    testpmd> port config 0 pctype mapping update 19 24
> +
> +3. Reset PPPoL2TP IPv6 flow director input set configuration::
> +
> +    testpmd> port config 0 pctype 19 fdir_inset clear all
> +
> +4. Inner dst IPv6 words are 21~28, enable flow director input set
> +   for them::
> +
> +    testpmd> port config 0 pctype 19 fdir_inset set field 21
> +    testpmd> port config 0 pctype 19 fdir_inset set field 22
> +    testpmd> port config 0 pctype 19 fdir_inset set field 23
> +    testpmd> port config 0 pctype 19 fdir_inset set field 24
> +    testpmd> port config 0 pctype 19 fdir_inset set field 25
> +    testpmd> port config 0 pctype 19 fdir_inset set field 26
> +    testpmd> port config 0 pctype 19 fdir_inset set field 27
> +    testpmd> port config 0 pctype 19 fdir_inset set field 28
> +
> +5. Start testpmd, set fwd rxonly, enable output print
> +
> +6. Send PPPoL2TP IPv6 packets, check to receive packet from queue 0::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +7. Use scapy to generate PPPoL2TP IPv6 raw packet test_pppol2tp.raw,
> +   source/destination address and port should be swapped in the template
> +   and traffic packets::
> +
> +    a=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(dst="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    src="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(dport=4000, sport=8000)/Raw('x' * 20)
> +
> +8. Setup raw flow type filter for flow director, configured queue is random
> +   queue between 0~63, such as 36::
> +
> +    testpmd> flow_director_filter 0 mode raw add flow 24 fwd queue 36
> +    fd_id 1 packet test_pppol2tp.raw
> +
> +9. Send matched swapped traffic packet, check receive packet from
> +   configured queue 36::
> +
> +    p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +    IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +    dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +    UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +
> +10. Send matched inner dst IPv6, but non-matched inner src IPv6,
> +    sport, dport packets, check to receive packet from queue 36::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +     IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0002",
> +     dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +     UDP(sport=4000, dport=8000)/Raw('x' * 20)
> +     p=(Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +     IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +     dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +     UDP(sport=4001, dport=8000)/Raw('x' * 20)
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +     IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +     dst="2001:0db8:85a3:0000:0000:8a2e:0370:0001")/
> +     UDP(sport=4000, dport=8001)/Raw('x' * 20)
> +
> +11. Send non-matched inner dst IPv6 packets, check to receive packet
> +    from queue 0::
> +
> +     p=Ether()/IP()/UDP(dport=1701, sport=1701)/PPP_L2TP(proto=0x0057)/
> +     IPv6(src="1001:0db8:85a3:0000:0000:8a2e:0370:0001",
> +     dst="2001:0db8:85a3:0000:0000:8a2e:0370:0002")/
> +     UDP(sport=4000, dport=8000)/Raw('x' * 20)
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