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Name

tcindex - traffic control index filter

Synopsis

tc " " filter " ... " tcindex " [ " hashSIZE " ] [ " mask MASK " ] [ " shift SHIFT " ] [ " pass_on " | " fall_through " ] [ " classidCLASSID " ] [ " action ACTION_SPEC " ]"

Description

This filter allows to match packets based on their tcindex field value, i.e. the combination of the DSCP and ECN fields as present in IPv4 and IPv6 headers.

Options

Apply an action from the generic actions framework on matching packets.

Push matching packets into the class identified by CLASSID.

Hash table size in entries to use. Defaults to 64.

An optional bitmask to binary AND " to the packet's " tcindexfield before use.

The number of bits to right-shift a packet's tcindex value before use. If a mask has been set, masking is done before shifting.

pass_on If this flag is set, failure to find a class for the resulting ID will make the filter fail and lead to the next filter being consulted.

fall_through This is the opposite of pass_on and the default. The filter will classify the packet even if there is no class present for the resulting class ID.

See Also

  1. tc(8)