10.0.0.20.6633 > 10.0.0.50.35256: Flags [.], cksum 0x146c (incorrect -> 0x733a), seq 2237, ack 9953, win 248, options [nop,nop,TS val 220958722 ecr 194889063], length 0
IP (tos 0x0, ttl 64, id 55532, offset 0, flags [DF], proto TCP (6), length 2680)
10.0.0.50.35256 > 10.0.0.20.6633: Flags [P.], cksum 0x1eb0 (incorrect -> 0x561b), seq 9953:12581, ack 2237, win 364, options [nop,nop,TS val 194889063 ecr 220958721], length 2628: OpenFlow
10.0.0.20.6633 > 10.0.0.50.35256: Flags [.], cksum 0x146c (incorrect -> 0x733a), seq 2237, ack 9953, win 248, options [nop,nop,TS val 220958722 ecr 194889063], length 0
IP (tos 0x0, ttl 64, id 55532, offset 0, flags [DF], proto TCP (6), length 2680)
10.0.0.50.35256 > 10.0.0.20.6633: Flags [P.], cksum 0x1eb0 (incorrect -> 0x561b), seq 9953:12581, ack 2237, win 364, options [nop,nop,TS val 194889063 ecr 220958721], length 2628: OpenFlow