| // Test basic AccECN negotiation without option |
| |
| `./defaults.sh |
| sysctl -q net.ipv4.tcp_ecn=3 |
| ` |
| |
| 0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 4 |
| +.002 ... 0.052 connect(4, ..., ...) = 0 |
| |
| +.002 > SEWA 0:0(0) <mss 1460,sackOK,TS val 100 ecr 0,nop,wscale 8> |
| +0.05 < SW. 0:0(0) ack 1 win 32767 <mss 1460,nop,nop,sackOK,nop,wscale 8> |
| +.002 > [ect0] W. 1:1(0) ack 1 |
| |
| +0.01 write(4, ..., 1000) = 1000 |
| +.002 > [ect0] EAP. 1:1001(1000) ack 1 |
| +.05 < [ect0] EAP. 1:1(0) ack 1001 win 256 |
| |
| +0.01 %{ assert tcpi_delivered_ce == 0, tcpi_delivered_ce }% |
| |
| +0.01 write(4, ..., 1000) = 1000 |
| +.002 > [ect0] EAP. 1001:2001(1000) ack 1 |
| |
| +0.01 %{ assert tcpi_delivered_ce == 0, tcpi_delivered_ce }% |
