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TomSu_93471's avatar
TomSu_93471
Icon for Nimbostratus rankNimbostratus
Feb 01, 2012

Simultaneous tcpdump capture for two different physical intf 1.1 and 1.2

Hi,     need some help on tcpdump tracing topics. I want to trace two physicals 1.1 and 1.2   at the same time, but this seems not possible ?   1) one session goes ok:     [root@f...
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Nick_Ehlers_132's avatar
Nick_Ehlers_132
Icon for Nimbostratus rankNimbostratus
Mar 21, 2015

this wont work then?

 

  1. system tcpdump –i (1.1, f5_trunk1, external, 0.0) –eXs 0 –w /var/tmp/dump.cap &
  2. system tcpdump –i (1.1, f5_trunk1, external, 0.0) –eXs 0 –w /var/tmp/dump2.cap &
  3. system fg
  4. ctl+c
  5. system fg
  6. ctl+c
  7. system tcpdump –r /var/tmp/dump.cap
  8. system tcpdump –r /var/tmp/dump2.cap

???????