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author | Maxim Konovalov <maxim@FreeBSD.org> | 2004-07-02 15:47:47 +0000 |
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committer | Maxim Konovalov <maxim@FreeBSD.org> | 2004-07-02 15:47:47 +0000 |
commit | a65cfc98ff052c393b5b80fc7f52fd0b94eb9853 (patch) | |
tree | ed09513405e0c72caffc1ab87d45b90b2c1c5b8d | |
parent | a92c890fd179386f34a4d4a91993c1eedb8ae056 (diff) | |
download | src-a65cfc98ff052c393b5b80fc7f52fd0b94eb9853.tar.gz src-a65cfc98ff052c393b5b80fc7f52fd0b94eb9853.zip |
Document net.inet.ip.process_options sysctl.
Improved by: ru
Reviewed by: andre
Notes
Notes:
svn path=/head/; revision=131462
-rw-r--r-- | share/man/man4/inet.4 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/share/man/man4/inet.4 b/share/man/man4/inet.4 index b922bf91ca87..2f43436ad291 100644 --- a/share/man/man4/inet.4 +++ b/share/man/man4/inet.4 @@ -273,6 +273,21 @@ adaptation described above. .Pq ip.rtmaxcache Integer: trigger level of cached, unreferenced, protocol-cloned routes which initiates dynamic adaptation (default 128). +.It Va ip.process_options +Integer: control IP options processing. +By setting this variable to 0, all IP options in the incoming packets +will be ignored, and the packets will be passed unmodified. +By setting to 1, IP options in the incoming packets will be processed +accordingly. +By setting to 2, an +.Tn ICMP +.Dq "prohibited by filter" +message will be sent back in respose to incoming packets with IP options. +Default is 1. +This +.Xr sysctl 8 +variable affects packets destined for a local host as well as packets +forwarded to some other host. .El .Sh SEE ALSO .Xr ioctl 2 , |