xref: /linux/tools/testing/selftests/net/packetdrill/tcp_accecn_ipflags_drop.pkt (revision c17ee635fd3a482b2ad2bf5e269755c2eae5f25e)
1// Test IP flags drop
2--tolerance_usecs=50000
3
4`./defaults.sh
5sysctl -q net.ipv4.tcp_ecn=3
6`
7
8    0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 4
9+.002 ... 1.1 connect(4, ..., ...) = 0
10
11+.002 > SEWA 0:0(0) <mss 1460,sackOK,TS val 100 ecr 0,nop,wscale 8>
12+.02 ~ +1.1 > SEWA 0:0(0) <mss 1460,sackOK,TS val 100 ecr 0,nop,wscale 8>
13+0.05 < S. 0:0(0) ack 1 win 32767 <mss 1460,nop,nop,sackOK,nop,wscale 8>
14+.002 > [noecn] . 1:1(0) ack 1
15