diff options
author | brooks <brooks@FreeBSD.org> | 2002-02-26 01:56:56 +0000 |
---|---|---|
committer | brooks <brooks@FreeBSD.org> | 2002-02-26 01:56:56 +0000 |
commit | 3cea5d4273fbb50c53a035ad676ddcb007850ab7 (patch) | |
tree | d4e17f15d002fa30805984306c8fd561c3b42688 /share | |
parent | bdb9bb2d04bc41e2bf008ea64e52ddf74e6c0a77 (diff) | |
download | FreeBSD-src-3cea5d4273fbb50c53a035ad676ddcb007850ab7.zip FreeBSD-src-3cea5d4273fbb50c53a035ad676ddcb007850ab7.tar.gz |
Make gif(4) nesting level and parallel tunnel support tunable at runtime
via sysctl's. The old #defines, MAX_GIF_NEST and XBONEHACK are
currently supported for backwards compatability, but will probably be
removed at some point in the future.
Diffstat (limited to 'share')
-rw-r--r-- | share/man/man4/gif.4 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/share/man/man4/gif.4 b/share/man/man4/gif.4 index 6d05748..e089357 100644 --- a/share/man/man4/gif.4 +++ b/share/man/man4/gif.4 @@ -153,6 +153,24 @@ Ingress filter can be turned off by .Dv IFF_LINK2 bit. .\" +.Pp +.Ss Miscellaneous +By default +.Nm +tunnels may not be nested. +This behavior may be modified at runtime by setting the +.Xr sysctl 8 +variable +.Va net.link.gif.max_nesting +to the desired level of nesting. +Additionally, +.Nm +tunnels are restricted to one per pair of end points. +Parallel tunnels may be enabled by setting the +.Xr sysctl 8 +variable +.Va net.link.gif.parallel_tunnels +to 1. .Sh SEE ALSO .Xr inet 4 , .Xr inet6 4 , |