Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::tcp.receive - Called when a TCP packet is received
SYNOPSIS
tcp.receive
VALUES
syn
TCP SYN flag
name
Name of the probe point
urg
TCP URG flag
daddr
A string representing the destination IP address
family
IP address family
protocol
Packet protocol from driver
dport
TCP destination port
psh
TCP PSH flag
saddr
A string representing the source IP address
iphdr
IP header address
sport
TCP source port
ack
TCP ACK flag
fin
TCP FIN flag
rst
TCP RST flag
SEE ALSO
tapset::tcp(3stap)
SystemTap Tapset Reference April 2016 PROBE::TCP.RECEIVE(3stap)