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ife: improve help text 

Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
This commit is contained in:
Roman Mashak 2016-10-11 07:00:42 -04:00 committed by Stephen Hemminger
parent 57ee4430f9
commit 1b600f4b54
1 changed files with 2 additions and 1 deletions
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3
tc/m_ife.c
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@ -29,12 +29,13 @@
static void ife_explain(void)
{
fprintf(stderr,
"Usage:... ife {decode|encode} {ALLOW|USE} [dst DMAC] [src SMAC] [type TYPE] [CONTROL] [index INDEX]\n");
"Usage:... ife {decode|encode} [{ALLOW|USE} ATTR] [dst DMAC] [src SMAC] [type TYPE] [CONTROL] [index INDEX]\n");
fprintf(stderr,
"\tALLOW := Encode direction. Allows encoding specified metadata\n"
"\t\t e.g \"allow mark\"\n"
"\tUSE := Encode direction. Enforce Static encoding of specified metadata\n"
"\t\t e.g \"use mark 0x12\"\n"
"\tATTR := mark (32-bit), prio (32-bit), tcindex (16-bit)\n"
"\tDMAC := 6 byte Destination MAC address to encode\n"
"\tSMAC := optional 6 byte Source MAC address to encode\n"
"\tTYPE := optional 16 bit ethertype to encode\n"