DOKK / manpages / debian 11 / systemtap-doc / probe::netfilter.bridge.forward.3stap.en
PROBE::NETFILTER.B(3stap) Networking Tapset PROBE::NETFILTER.B(3stap)

probe::netfilter.bridge.forward - Called on an incoming bridging packet destined for some other computer

netfilter.bridge.forward 

br_msg

Message age in 1/256 secs

br_type

BPDU type

nf_stolen

Constant used to signify a 'stolen' verdict

pf

Protocol family -- always “bridge”

outdev

Address of net_device representing output device, 0 if unknown

br_rmac

Root bridge MAC address

br_rid

Identity of root bridge

br_bid

Identity of bridge

data_str

A string representing the packet buffer contents

brhdr

Address of bridge header

nf_stop

Constant used to signify a 'stop' verdict

protocol

Packet protocol

indev

Address of net_device representing input device, 0 if unknown

br_poid

Port identifier

length

The length of the packet buffer contents, in bytes

nf_repeat

Constant used to signify a 'repeat' verdict

llcproto_stp

Constant used to signify Bridge Spanning Tree Protocol packet

nf_queue

Constant used to signify a 'queue' verdict

nf_accept

Constant used to signify an 'accept' verdict

br_max

Max age in 1/256 secs

nf_drop

Constant used to signify a 'drop' verdict

br_vid

Protocol version identifier

br_mac

Bridge MAC address

indev_name

Name of network device packet was received on (if known)

llcpdu

Address of LLC Protocol Data Unit

br_fd

Forward delay in 1/256 secs

outdev_name

Name of network device packet will be routed to (if known)

br_htime

Hello time in 1/256 secs

br_prid

Protocol identifier

br_flags

BPDU flags

br_cost

Total cost from transmitting bridge to root

data_hex

A hexadecimal string representing the packet buffer contents

tapset::netfilter(3stap)

November 2020 SystemTap Tapset Reference