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man: tc-ematch.8: documented canid() ematch rule 

tc-ematch.8 was missing the description of canid() ematch rule, so document
this.

Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
This commit is contained in:
Roman Mashak 2019-11-14 13:22:36 -05:00 committed by Stephen Hemminger
parent 5d5c394726
commit cc08619c3c
1 changed files with 13 additions and 0 deletions
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13
man/man8/tc-ematch.8
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@ -109,6 +109,19 @@ test packet against xtables matches
The flag options are the same as those used by the xtable match used.
.SS canid
ematch rule to match CAN frames
.IR canid "( " IDLIST " )
.IR IDLIST " := " IDSPEC [ IDLIST ]
.IR IDSPEC " := { ’sff’ " CANID " | ’eff’ " CANID " }
.IR CANID " := " ID [ ":MASK" ]
.IR ID ", " MASK " := hexadecimal number (i.e. 0x123)
.SH CAVEATS
The ematch syntax uses '(' and ')' to group expressions. All braces need to be