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| author | Gleb Smirnoff <glebius@FreeBSD.org> | 2012-09-03 14:29:28 +0000 |
|---|---|---|
| committer | Gleb Smirnoff <glebius@FreeBSD.org> | 2012-09-03 14:29:28 +0000 |
| commit | 478df1d534e9b1ca86261fcef37b46cc7b4c8f17 (patch) | |
| tree | d472303af619afc2d68c7ab0cda3c079928a1a16 /usr.sbin/arp | |
| parent | 5610c8a7ac39e055f9d17cb5f1fea10605f4867f (diff) | |
| download | src-test2-478df1d534e9b1ca86261fcef37b46cc7b4c8f17.tar.gz src-test2-478df1d534e9b1ca86261fcef37b46cc7b4c8f17.zip | |
Notes
Diffstat (limited to 'usr.sbin/arp')
| -rw-r--r-- | usr.sbin/arp/arp.4 | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/usr.sbin/arp/arp.4 b/usr.sbin/arp/arp.4 index 980ca7194150..0ff0f2c279ad 100644 --- a/usr.sbin/arp/arp.4 +++ b/usr.sbin/arp/arp.4 @@ -120,6 +120,12 @@ of the .Xr sysctl 3 MIB. .Bl -tag -width "log_arp_permanent_modify" +.It Va allow_multicast +Should the kernel install ARP entries with multicast bit set in +the hardware address. +Installing such entries is RFC 1812 violation, but some prorietary +load balancing techniques require routers on network to do so. +Turned off by default. .It Va log_arp_movements Should the kernel log movements of IP addresses from one hardware address to an other. @@ -203,6 +209,11 @@ entry in the local ARP table. This error will only be logged if the sysctl .Va net.link.ether.inet.log_arp_permanent_modify is set to 1, which is the system's default behaviour. +.It "arp: %x:%x:%x:%x:%x:%x is multicast" +Kernel refused to install an entry with multicast hardware address. +If you really want such addresses being installed, set the sysctl +.Va net.link.ether.inet.allow_multicast +to a positive value. .El .Sh SEE ALSO .Xr inet 4 , |