skbedit - SKB editing action
... action skbedit
[ queue_mapping QUEUE_MAPPING
] [ priority PRIORITY
] [ mark MARK
action allows to change a packet's associated meta data. It
complements the pedit
action, which in turn allows to change parts of
the packet data itself.
The most unique feature of skbedit
is it's ability to decide over which
queue of an interface with multiple transmit queues the packet is to be sent
out. The number of available transmit queues is reflected by sysfs entries
with name tx-N
is the actual queue number).
- queue_mapping QUEUE_MAPPING
- Override the packet's transmit queue. Useful when applied
to packets transmitted over MQ-capable network interfaces.
QUEUE_MAPPING is an unsigned 16bit value in decimal format.
- priority PRIORITY
- Override the packet classification decision.
PRIORITY is either root, none or a hexadecimal major
class ID optionally followed by a colon (:) and a hexadecimal minor
- mark MARK
- Change the packet's firewall mark value. MARK is an
unsigned 32bit value in automatically detected format (i.e., prefix with
'0x' for hexadecimal interpretation, etc.).
- ptype PTYPE
- Override the packet's type. Useful for setting packet type
to host when needing to allow ingressing packets with the wrong MAC
address but correct IP address. PTYPE is one of: host, otherhost,