thanks Neale,
the problem solved.
i will test it with multiple scenarios.
On Tuesday, February 18, 2020, 05:30:11 PM GMT+3:30, Neale Ranns (nranns)
<[email protected]> wrote:
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Please try with:
https://gerrit.fd.io/r/c/vpp/+/25242
/neale
From:<[email protected]> on behalf of "abbas ali chezgi via Lists.Fd.Io"
<[email protected]>
Reply to: "[email protected]" <[email protected]>
Date: Tuesday 18 February 2020 at 12:14
To: Vpp-dev <[email protected]>
Cc: "[email protected]" <[email protected]>
Subject: [vpp-dev] sub interface after gre doesn't work
please someone attend to this bug. it occurred in multiple scenarios.
1- create gre tunnel between n1--n2
2- add ip and route . it works
3- delete ip and route from gre and delete gre tunnel
4- create sub interface
5- add ip and route.
https://jira.fd.io/browse/VPP-1841
trace show on n1:
------------------------------------------------------------------------------------------
00:01:50:460713: dpdk-input
GigabitEthernet4/0/0 rx queue 0
buffer 0x92d69: current data 0, length 98, buffer-pool 0, ref-count 1,
totlen-nifb 0, trace handle 0x0
ext-hdr-valid
l4-cksum-computed l4-cksum-correct
PKT MBUF: port 2, nb_segs 1, pkt_len 98
buf_len 2176, data_len 98, ol_flags 0x0, data_off 128, phys_addr 0x10ab5ac0
packet_type 0x0 l2_len 0 l3_len 0 outer_l2_len 0 outer_l3_len 0
rss 0x0 fdir.hi 0x0 fdir.lo 0x0
IP4: 00:00:00:aa:00:00 -> 00:10:f3:5b:25:95
ICMP: 1.1.1.10 -> 2.1.1.10
tos 0x00, ttl 64, length 84, checksum 0x19ab dscp CS0 ecn NON_ECN
fragment id 0x1be9, flags DONT_FRAGMENT
ICMP echo_request checksum 0x92d4
00:01:50:460716: ethernet-input
frame: flags 0x3, hw-if-index 3, sw-if-index 3
IP4: 00:00:00:aa:00:00 -> 00:10:f3:5b:25:95
00:01:50:460718: ip4-input-no-checksum
ICMP: 1.1.1.10 -> 2.1.1.10
tos 0x00, ttl 64, length 84, checksum 0x19ab dscp CS0 ecn NON_ECN
fragment id 0x1be9, flags DONT_FRAGMENT
ICMP echo_request checksum 0x92d4
00:01:50:460724: ip4-lookup
fib 0 dpo-idx 28 flow hash: 0x00000000
ICMP: 1.1.1.10 -> 2.1.1.10
tos 0x00, ttl 64, length 84, checksum 0x19ab dscp CS0 ecn NON_ECN
fragment id 0x1be9, flags DONT_FRAGMENT
ICMP echo_request checksum 0x92d4
00:01:50:460725: ip4-load-balance
fib 0 dpo-idx 3 flow hash: 0x00000000
ICMP: 1.1.1.10 -> 2.1.1.10
tos 0x00, ttl 64, length 84, checksum 0x19ab dscp CS0 ecn NON_ECN
fragment id 0x1be9, flags DONT_FRAGMENT
ICMP echo_request checksum 0x92d4
00:01:50:460725: ip4-rewrite
tx_sw_if_index 10 dpo-idx 3 : ipv4 via 200.10.20.20 GigabitEthernet3/0/0.100:
mtu:9000 00301802fa3c0010f0
00000000: 00301802fa3c0010f35b2594810000640800450000541be940003f011aab0101
00000020: 010a0201010a080092d4004503d77e714b5e00000000cb6c0d000000
00:01:50:460726: adj-midchain-tx
adj-midchain:[3]:ipv4 via 200.10.20.20 GigabitEthernet3/0/0.100: mtu:9000
00301802fa3c0010f35b25948100000
00:01:50:460727: error-drop
rx:GigabitEthernet4/0/0
00:01:50:460728: drop
dpdk-input: no error
------------------------------------------------------------------------------------------
thanks
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