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Re: blocking icmp protocol



iptables -A INPUT -p icmp -j DROP



On 12/17/06, John O'Loughlin <j oloughlin qmul ac uk> wrote:


filter is the default table so -t filter is not needed, also this will
drop all icmp from everywhere, which may  not be what he wants.

If the host can still ping you it may well be the case that an earlier
rule is allowing them to do so, remember iptables works on a first match
basis.

John

On Sun, 17 Dec 2006, Waleed Harbi wrote:

> iptables -t filter -A INPUT -p icmp -i eth0 -j DROP
>
> On 12/17/06, tamer amr <tamer_linux yahoo com> wrote:
>>
>> hi
>>
>> i can't disable the icmp with iptables
>> i made the following command
>>
>> iptables -A INPUT -p icmp -s 192.168.1.125 -j DROP
>>
>> but still  this ip can ping my host
>>
>> thank you
>>
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