[LARTC] simple ipchain filter

Linux Advanced Routing and Traffic Control

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On Thu, Feb 14, 2002 at 09:47:47AM -0800, chris wrote:

> The problem is that with the latest bug in snmp, even shutting it off
> doesnt help in some cases. I also rely on snmp for network health info. I
> would like to just block all snmp traffic at the border. Since this linux
> router is acting as my border router, this seems to be the best place to
> start
> 
> ipchains -A input -i Serial4 -p udp -d 0/0 161 -j DENY --log
> ipchains -A input -i Serial4 -p udp -d 0/0 162 -j DENY --log

Looks good. 

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