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