Hi neale, Sorry for not replying to your email in time.
192.168.2.20 ------192.168.3.20 VPP2----VPP1 A brief description of the problem: When vpp without MPLS the ping packet from CE to CE is ok. When vpp configured MPLS the ping packet from CE to CE is failed ,the assertion occured at the meantime.The assertion is shown below： /home/vpp/build-data/../src/vnet/ip/ip4_forward.c:2635 (ip4_rewrite_inline) assertion `ip0->checksum == ip4_header_checksum (ip0)' fails Aborted /home/vpp/build-data/../src/vnet/ip/ip4_forward.c:2497 (ip4_rewrite_inline) assertion `ip1->checksum == ip4_header_checksum (ip1)' fails Aborted Thanks, xyxue From: Neale Ranns (nranns) Date: 2017-05-27 18:25 To: 薛欣颖; vpp-dev Subject: Re: [vpp-dev] MPLS L3VPN PING FAILED Hi Xyxue, One issue at a time please J let’s start with getting L3VPN to work correctly. Please describe what the 3 flows are that we you discussing; - Fade flow - Ip4 flow - Mpls flow Describe, as in what headers they have, addressing etc. The IP chksum will change from CE->CE since the IP TTL decrements. /neale
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