Hi,
I am getting below error on mailgw. it has 2 ethernets.
eth0 is connected to internet, while eth1 is connected to LAN where
there are about 300 PCs.
Mar 12 09:14:00 gateway kernel: NET: 697 messages suppressed.
Mar 12 09:14:00 gateway kernel: Neighbour table overflow.
Mar 12 09:14:05 gateway kernel: NET: 660 messages suppressed.
Mar 12 09:14:05 gateway kernel: Neighbour table overflow.
Mar 12 09:14:10 gateway kernel: NET: 682 messages suppressed.
Mar 12 09:14:10 gateway kernel: Neighbour table overflow.
Mar 12 09:14:15 gateway kernel: NET: 700 messages suppressed.
Mar 12 09:14:15 gateway kernel: Neighbour table overflow.
Mar 12 09:14:20 gateway kernel: NET: 633 messages suppressed.
Mar 12 09:14:20 gateway kernel: Neighbour table overflow.
it happens very often. I goolgled and found some info.
many talk about below file
/proc/sys/net/ipv4/neigh/default/gc_thresh1
I increased its value to 300
But, i still get the same error.
any help ?
--
Thank you
Indunil Jayasooriya
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