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перекличка с ДНС Серваком
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0:51:14.688808 IP server_ABC.40850 > switch_XYZ.telnet: S 1970359894:1970359894(0) win 5840 <mss 1460,sackOK,timestamp 1371114243 0,nop,wscale 7>
10:51:14.688916 IP server_ABC.50164 > anderer_server.firma.domain: 24880+ PTR? 10.0.200.10.in-addr.arpa. (42)
10:51:14.689344 IP switch_XYZ.telnet > server_ABC.40850: S 3573927869:3573927869(0) ack 1970359895 win 8192 <mss 1460,nop,wscale 0,nop,nop,timestamp 33699597 1371114243>
10:51:14.689362 IP server_ABC.40850 > switch_XYZ.telnet: . ack 1 win 46 <nop,nop,timestamp 1371114244 33699597>
10:51:14.691257 IP switch_XYZ.telnet > server_ABC.40850: . 1:47(46) ack 1 win 8192 <nop,nop,timestamp 33699597 1371114244>
10:51:14.691268 IP server_ABC.40850 > switch_XYZ.telnet: . ack 47 win 46 <nop,nop,timestamp 1371114246 33699597>
10:51:14.691820 IP switch_XYZ.telnet > server_ABC.40850: P 47:650(603) ack 1 win 8192 <nop,nop,timestamp 33699597 1371114246>
10:51:14.691829 IP server_ABC.40850 > switch_XYZ.telnet: . ack 650 win 56 <nop,nop,timestamp 1371114247 33699597>
10:51:14.693221 IP server_ABC.40850 > switch_XYZ.telnet: P 1:3(2) ack 650 win 56 <nop,nop,timestamp 1371114248 33699597>
10:51:14.693474 IP server_ABC.40850 > switch_XYZ.telnet: FP 3:15(12) ack 650 win 56 <nop,nop,timestamp 1371114248 33699597>
66 packets captured
66 packets received by filter
0 packets dropped by kernel