[c-nsp] ACL to block udp/0?

Hank Nussbacher hank at interall.co.il
Wed Dec 6 02:03:33 EST 2023


On 05/12/2023 23:44, Gert Doering wrote:

> D'Wayne Saunders already pointed at this most likely being fragments -
> large packet reflections, and all non-initial fragments being reported by
> IOS* as "port 0" (so you should see 1500 byte regular UDP as well, with
> a non-0 port number)
> 
> IOS XR syntax for fragment blocking is
>   
>    deny ipv4 any any fragments
> 
> gert

To both D'Wayne and Gert - thx!

Regards,
Hank


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