[c-nsp] Cisco 6503 Sup2T Engine block outbound TCP or UDP Port traffic

Octavio Alvarez alvarezp at alvarezp.ods.org
Sun Feb 2 04:19:55 EST 2014

On 02/01/2014 08:28 PM, Joseph Hardeman wrote:
> Hi Everyone,
> I have a SUP2t engine running IOS s2t54-ADVIPSERVICESK9-M version and I am
> wondering if there is a way to filter or block TCP or UDP port traffic.
> I know how to NULL route IP 's but I don't know if there is a way to block
> or deny traffic based on destination port's also based on IP ranges.
> Any ideas would be much appreciated.

Look for Access Control Lists. Just remember that all ACLs have a "deny
everything" implicitly at the end. It may bite you a few times but you
won't have trouble getting the hang of it.

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