[dpdk-users] users Digest, Vol 193, Issue 4

Huai-En Tseng the at csie.io
Thu Jul 4 18:14:52 CEST 2019


Hi, there isn’t any IP allocation in DPDK.
You need to assign IP addr in your own DPDK application.
You will receive raw packet in DPDK application and need to parse L2/L3/L4 header by yourself

> users-request at dpdk.org 於 2019年7月4日 下午6:00 寫道:
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> Today's Topics:
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>   1. How allocate IP to NIC binded to DPDK driver (igb) (Nilesh Unhale)
> 
> 
> ----------------------------------------------------------------------
> 
> Message: 1
> Date: Thu, 04 Jul 2019 14:44:58 +0530
> From: Nilesh Unhale <nileshunhale at cse.iitb.ac.in>
> To: <users at dpdk.org>
> Cc: <diptyaroop at cse.iitb.ac.in>
> Subject: [dpdk-users] How allocate IP to NIC binded to DPDK driver
> 	(igb)
> Message-ID: <e72a27dea32e7caa61e82a5895ff5555 at cse.iitb.ac.in>
> Content-Type: text/plain; charset=UTF-8; format=flowed
> 
> Hello,
> 
> We are trying to build an application over DPDK. However, we are facing 
> some issues:
> 
> After binding NIC to DPDK driver (igb_uio), we can not see it in 
> ifconfig -a.
> So, how to bring up that interface and allocate IP to it? We want the 
> interface to be up even after our application is terminated. (Using KNI 
> module which is provided with DPDK, we were able to give ip address 
> which lasts till KNI program is running, but while KNI application is 
> running, we can not run any other application (which uses DPDK)).
> 
> System specification :
> 2 machines with
> Distributor ID:	Ubuntu
> Description:	Ubuntu 16.04.5 LTS
> Release:	16.04
> Codename:	xenial
> 
> Kernel: 4.15.0-29-generic
> DPDK: 19.05.0
> 
> Hardware:
> CPU: Intel(R) Xeon(R) CPU E5-2650 v4 @ 2.20GHz
> 
> NIC 1: Intel Corporation Ethernet Controller XL710 for 40GbE QSFP+ 
> (i40e)
> NIC 2: Intel Corporation I350 Gigabit Network Connection (igb)
> 
> 
> -- 
> Regards,
> Nilesh Unhale
> 
> 
> 
> End of users Digest, Vol 193, Issue 4
> *************************************



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