comhem_client

root@client:~# tcpdump -n -vv 'tcp port 65095'
tcpdump: listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes

23:08:29.504892 IP (tos 0x0, ttl 64, id 60763, offset 0, flags [DF], proto TCP (6), length 60)
    CLIENT.47083 > SERVER.65095: Flags [S], cksum 0xdab5 (correct), seq 3380531726, win 5840, options [mss 1460,sackOK,TS val 81749 ecr 0,nop,wscale 4], length 0
	
23:08:29.531735 IP (tos 0x0, ttl 128, id 63071, offset 0, flags [none], proto TCP (6), length 44)
    SERVER.65095 > CLIENT.47083: Flags [S.], cksum 0xa5b5 (correct), seq 1849651720, ack 3380531727, win 64240, options [mss 1460], length 0

	
23:08:29.531762 IP (tos 0x0, ttl 64, id 60764, offset 0, flags [DF], proto TCP (6), length 40)
    CLIENT.47083 > SERVER.65095: Flags [.], cksum 0xa193 (correct), seq 1, ack 1, win 5840, length 0

23:08:29.532088 IP (tos 0x0, ttl 64, id 60765, offset 0, flags [DF], proto TCP (6), length 44)
    CLIENT.47083 > SERVER.65095: Flags [P.], cksum 0x9c83 (correct), seq 1:5, ack 1, win 5840, length 4

23:08:29.532211 IP (tos 0x0, ttl 128, id 63072, offset 0, flags [none], proto TCP (6), length 40)
    SERVER.65095 > CLIENT.47083: Flags [.], cksum 0xbd6e (correct), seq 1, ack 5, win 64240, length 0

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Följande paket skickade INTE servern. För klienten var det tydligen också det sista.
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23:08:29.585947 IP (tos 0x0, ttl 128, id 63073, offset 0, flags [none], proto TCP (6), length 40)
    SERVER.65095 > CLIENT.47083: Flags [R.], cksum 0xbd6a (correct), seq 1, ack 5, win 64240, length 0