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Check Point - FW Monitor

FW monitor is a great tool for troubleshooting traffic flow issues with your checkpoint.

It works by using 4 inspection points,

Check Point Inspection Points

  • i - Pre Inbound
  • I - Post Inbound
  • o - Pre Outbound
  • O - Post Outbound

Examples

  • fw monitor -e "accept dport=6000;"
  • fw monitor -m iO -e 'accept dport=80;'
  • fw monitor -e 'accept dport;' -o ping.cap

For a further detailed description please see, 

http://www.checkpoint.com/techsupport/downloads/html/ethereal/fw_monitor_rev1_01.pdf