[c-nsp] 7206 - 2950 Trunk hangs !!

Danny danny.tcpip at gmail.com
Sun Aug 21 04:00:01 EDT 2005


Hi Rodney

execuse for mistyping "traffic is normal" ... traffic stops .

The problem has occurred twice ... I will get the snapshots when it happens 
next ...

with regards
Danny




----- Original Message ----- 
From: "Rodney Dunn" <rodunn at cisco.com>
To: "Danny Pinto" <danny.tcpip at gmail.com>
Cc: <cisco-nsp at puck.nether.net>
Sent: Saturday, August 20, 2005 8:46 PM
Subject: Re: [c-nsp] 7206 - 2950 Trunk hangs !!


> You need to provide more information. You said it hangs but
> then you say "Traffic is normal".
>
> It's better not to use generic terms but rather explain
> what happens.
>
> I'm assuming traffic stops being forwarded out the link.
>
> Then you need to get snapshots of things like:
> sh int
> sh ip cef <dstprefix>
> sh controller
>
> Get a sniffer capture and see which direction the traffic
> is failing. ingress, egress, or both...
>
> Did this just start happening after you upgraded?
>
> Something always changes to trigger these types of problems.
>
> Rodney
>
> On Wed, Aug 17, 2005 at 02:09:43PM +0530, Danny Pinto wrote:
>> Hai cisco NSP users
>>
>> I have a peculiar problem with my  7206VXR (NPE300) processor with 
>> 229376K/65536K bytes of memory running 12.0(30)S1
>>
>> It has a  (Fast-ethernet (TX-ISL) port adapter, 1 port)  The FE port port 
>> is connected to a 2950 with 12.1(20)EA1a on trunk
>>
>>
>>
>> 7206  Fa 2/0 ----------Trunk ----------- catalyst  2950   ----Access VLAN 
>> 20------- Customer A
>>                                                                |
>> Fa 2/0.10  ( Customer A GW)                        | Access Vlan 10
>> Fa2/0.20  ( Customer B GW)                         |
>>                                                             Customer B
>>
>>
>> I am given our internet BW on ethernet to my customers using VLAN dot1q 
>> access  on switch  and creating subinterface dot1q on 7206 ethernet port
>>
>>
>> My Problem : The trunk link between 7206 and 2950 hangs sometime .... 
>> Traffic stops , CPU okay . when I give shut & no shut The link starts to 
>> responds .
>>
>> I had same problem with 2920 instead of 2950 ... Problem does not seem to 
>> resolve
>>
>> anyone experienced same ????????????? Pls help
>>
>>
>> Rgds
>>
>> Danny
>> ====================
>> Imbroglio Communique
>> Inde
>> ====================
>>
>>
>>
>>
>>
>>
>>
>>
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