> Where can I find literatire about definitions of tos, hhref, hhuptod,
> mtu mentionned in the /proc/net/rt_cache file ?
tos is IP TOS.
mtu is MTU.
HHRef and HHUptodate are pure debugging information
and give useful information only to person, debugging the code.
Shortly: HHRef is number of rt_cache entries sharing one nexthop
record, HHUptodate==1 means that fast path for building MAC header
is open on this route.
Alexey
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