[Openswan Users] monitoring with tcpdump

[Fatih Özerol]

suppose ipsec vpn interface as ppp0
i can monitor incoming traffic from remote vpn clients with 
tcpdump -n -i ppp0 net remote_vpn_net

this tcpdump command shows only incoming traffic. can i monitor outgoing
traffic ?

tcpdump -n -i eth0 net remote_vpn_net
shows but i want to see after postrouting.

thanks for your replies


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