PROBE::NETFILTER.B

Section: Networking Tapset (3stap)
Updated: October 2025
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NAME

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

SYNOPSIS

netfilter.bridge.forward

VALUES

br_cost

: Total cost from transmitting bridge to root

br_rmac

: Root bridge MAC address

indev

: Address of net_device representing input device, 0 if unknown

nf_stolen

: Constant used to signify a 'stolen' verdict

nf_stop

: Constant used to signify a 'stop' verdict

nf_drop

: Constant used to signify a 'drop' verdict

brhdr

: Address of bridge header

br_htime

: Hello time in 1/256 secs

br_rid

: Identity of root bridge

llcproto_stp

: Constant used to signify Bridge Spanning Tree Protocol packet

br_mac

: Bridge MAC address

br_poid

: Port identifier

br_flags

: BPDU flags

nf_repeat

: Constant used to signify a 'repeat' verdict

nf_accept

: Constant used to signify an 'accept' verdict

outdev

: Address of net_device representing output device, 0 if unknown

br_fd

: Forward delay in 1/256 secs

: Protocol family -- always "bridge"

br_bid

: Identity of bridge

br_prid

: Protocol identifier

protocol

: Packet protocol

indev_name

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

br_type

: BPDU type

data_hex

: A hexadecimal string representing the packet buffer contents

llcpdu

: Address of LLC Protocol Data Unit

br_max

: Max age in 1/256 secs

length

: The length of the packet buffer contents, in bytes

br_vid

: Protocol version identifier

nf_queue

: Constant used to signify a 'queue' verdict

outdev_name

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

br_msg

: Message age in 1/256 secs

data_str

: A string representing the packet buffer contents

This document was created by man2html, using the manual pages.
Time: 21:32:38 GMT, May 01, 2026

PROBE::NETFILTER.B

NAME

SYNOPSIS

VALUES

SEE ALSO

Index