accessing real-server directly:
tcptrace -l tcptrace.cap
1 arg remaining, starting with 'tcptrace.cap'
Ostermann's tcptrace -- version 6.6.1 -- Wed Nov 19, 2003
38 packets seen, 38 TCP packets traced
elapsed wallclock time: 0:00:00.005061, 7508 pkts/sec analyzed
trace file elapsed time: 0:00:00.096704
TCP connection info:
1 TCP connection traced:
TCP connection 1:
host a: lvps92-51-165-33.dedicated.hosteurope.de:38199
host b: 81.16.155.151:3080
complete conn: yes
first packet: Wed Oct 28 10:36:48.799641 2009
last packet: Wed Oct 28 10:36:48.896345 2009
elapsed time: 0:00:00.096704
total packets: 38
filename: tcptrace.cap
a->b: b->a:
total packets: 19 total packets: 19
ack pkts sent: 18 ack pkts sent: 19
pure acks sent: 16 pure acks sent: 2
sack pkts sent: 0 sack pkts sent: 0
dsack pkts sent: 0 dsack pkts sent: 0
max sack blks/ack: 0 max sack blks/ack: 0
unique bytes sent: 111 unique bytes sent: 22109
actual data pkts: 1 actual data pkts: 16
actual data bytes: 111 actual data bytes: 22109
rexmt data pkts: 0 rexmt data pkts: 0
rexmt data bytes: 0 rexmt data bytes: 0
zwnd probe pkts: 0 zwnd probe pkts: 0
zwnd probe bytes: 0 zwnd probe bytes: 0
outoforder pkts: 0 outoforder pkts: 0
pushed data pkts: 1 pushed data pkts: 1
SYN/FIN pkts sent: 1/1 SYN/FIN pkts sent: 1/1
req 1323 ws/ts: Y/Y req 1323 ws/ts: Y/YGOOD!
adv wind scale: 2 adv wind scale: 7
req sack: Y req sack: Y
sacks sent: 0 sacks sent: 0
urgent data pkts: 0 pkts urgent data pkts: 0 pkts
urgent data bytes: 0 bytes urgent data bytes: 0 bytes
mss requested: 1460 bytes mss requested: 1460 bytes
max segm size: 111 bytes max segm size: 1448 bytes
min segm size: 111 bytes min segm size: 389 bytes
avg segm size: 110 bytes avg segm size: 1381 bytes
max win adv: 49280 bytes max win adv: 5888 bytes
min win adv: 5840 bytes min win adv: 5888 bytes
zero win adv: 0 times zero win adv: 0 times
avg win adv: 27560 bytes avg win adv: 5888 bytes
initial window: 111 bytes initial window: 1448 bytes
initial window: 1 pkts initial window: 1 pkts
ttl stream length: 111 bytes ttl stream length: 22109 bytes
missed data: 0 bytes missed data: 0 bytes
truncated data: 83 bytes truncated data: 21661 bytes
truncated packets: 1 pkts truncated packets: 16 pkts
data xmit time: 0.000 secs data xmit time: 0.038 secs
idletime max: 19.6 ms idletime max: 19.7 ms
throughput: 1148 Bps throughput: 228625 Bps
accessing via SI-350 virtual server:
tcptrace -l tcptrace2.cap
1 arg remaining, starting with 'tcptrace2.cap'
Ostermann's tcptrace -- version 6.6.1 -- Wed Nov 19, 2003
40 packets seen, 40 TCP packets traced
elapsed wallclock time: 0:00:00.046070, 868 pkts/sec analyzed
trace file elapsed time: 0:00:00.409803
TCP connection info:
1 TCP connection traced:
TCP connection 1:
host a: lvps92-51-165-33.dedicated.hosteurope.de:38211
host b: mail.123people.com:80
complete conn: yes
first packet: Wed Oct 28 10:38:31.259739 2009
last packet: Wed Oct 28 10:38:31.669542 2009
elapsed time: 0:00:00.409803
total packets: 40
filename: tcptrace2.cap
a->b: b->a:
total packets: 20 total packets: 20
ack pkts sent: 19 ack pkts sent: 20
pure acks sent: 17 pure acks sent: 2
sack pkts sent: 0 sack pkts sent: 0
dsack pkts sent: 0 dsack pkts sent: 0
max sack blks/ack: 0 max sack blks/ack: 0
unique bytes sent: 92 unique bytes sent: 23310
actual data pkts: 1 actual data pkts: 17
actual data bytes: 92 actual data bytes: 23310
rexmt data pkts: 0 rexmt data pkts: 0
rexmt data bytes: 0 rexmt data bytes: 0
zwnd probe pkts: 0 zwnd probe pkts: 0
zwnd probe bytes: 0 zwnd probe bytes: 0
outoforder pkts: 0 outoforder pkts: 0
pushed data pkts: 1 pushed data pkts: 3
SYN/FIN pkts sent: 1/1 SYN/FIN pkts sent: 1/1
req 1323 ws/ts: Y/Y req 1323 ws/ts: N/NBAD!
adv wind scale: 0 adv wind scale: 0
req sack: Y req sack: N
sacks sent: 0 sacks sent: 0
urgent data pkts: 0 pkts urgent data pkts: 0 pkts
urgent data bytes: 0 bytes urgent data bytes: 0 bytes
mss requested: 1460 bytes mss requested: 1460 bytes
max segm size: 92 bytes max segm size: 1460 bytes
min segm size: 92 bytes min segm size: 109 bytes
avg segm size: 91 bytes avg segm size: 1371 bytes
max win adv: 32767 bytes max win adv: 8000 bytes
min win adv: 5840 bytes min win adv: 5840 bytes
zero win adv: 0 times zero win adv: 0 times
avg win adv: 23180 bytes avg win adv: 5948 bytes
initial window: 92 bytes initial window: 1460 bytes
initial window: 1 pkts initial window: 1 pkts
ttl stream length: 92 bytes ttl stream length: 23310 bytes
missed data: 0 bytes missed data: 0 bytes
truncated data: 52 bytes truncated data: 22630 bytes
truncated packets: 1 pkts truncated packets: 17 pkts
data xmit time: 0.000 secs data xmit time: 0.159 secs
idletime max: 212.6 ms idletime max: 193.9 ms
throughput: 224 Bps throughput: 56881 Bps