[f-nsp] ACL's doesnt work

Cliff Albert cliff-nsp at oisec.net
Mon Sep 27 04:36:03 EDT 2004


On Mon, Sep 27, 2004 at 10:12:31AM +0200, Calle Lidstr?m wrote:

> I have a BigIron 4000 running 07.7.01cT53 that the ACL's stops working 
> on, it sounds a bit weird.. :-)
> 
> When I apply the ACL f00-out, everything is working as expected but 
> after ~10 hours 0/0 can connect to 10.1.1.2, any port/protocol.
> 
> I need to re-apply the access-grup statement on the interface for the 
> ACL to become "active" again.
> 
> Have anyone seen this problem before?

No, but I have the problem of ACL's working in very odd behaviour. They
are very very very flacky if you apply them on virtual interfaces. I
know this goes trough CPU however the documentation says that it should
process it by CAM on 07.7.01 (which I'm also running on a BI4000).

You did an ip rebind-acl all ?

> !
> interface ethernet 1/2
>  port-name m00-f00
>  route-only
>  ip access-group f00-out out
>  ip address 10.1.1.1 255.255.255.252
> !
> 
> ip access-list extended f00-out
>  permit tcp host 10.2.1.1 host 10.1.1.2 eq 26
>  deny ip any any

-- 
Cliff Albert <cliff at oisec.net>



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