probe::netfilter.ip.post_routing — Called immediately before an outgoing IP packet leaves the computer
netfilter.ip.post_routing
daddr
A string representing the destination IP address
outdev_name
Name of network device packet will be routed to (if known)
dport
TCP or UDP destination port (ipv4 only)
sport
TCP or UDP source port (ipv4 only)
iphdr
Address of IP header
nf_stolen
Constant used to signify a 'stolen' verdict
nf_queue
Constant used to signify a 'queue' verdict
ipproto_udp
Constant used to signify that the packet protocol is UDP
family
IP address family
length
The length of the packet buffer contents, in bytes
indev
Address of net_device representing input device, 0 if unknown
nf_stop
Constant used to signify a 'stop' verdict
protocol
Packet protocol from driver (ipv4 only)
nf_drop
Constant used to signify a 'drop' verdict
outdev
Address of net_device representing output device, 0 if unknown
fin
TCP FIN flag (if protocol is TCP; ipv4 only)
rst
TCP RST flag (if protocol is TCP; ipv4 only)
nf_accept
Constant used to signify an 'accept' verdict
ack
TCP ACK flag (if protocol is TCP; ipv4 only)
psh
TCP PSH flag (if protocol is TCP; ipv4 only)
saddr
A string representing the source IP address
syn
TCP SYN flag (if protocol is TCP; ipv4 only)
pf
Protocol family -- either “ipv4” or “ipv6”
nf_repeat
Constant used to signify a 'repeat' verdict
urg
TCP URG flag (if protocol is TCP; ipv4 only)
ipproto_tcp
Constant used to signify that the packet protocol is TCP
indev_name
Name of network device packet was received on (if known)