[j-nsp] EX Series issue - Update!

[Sven Juergensen (KielNET)]

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Hm,

nothing I can correlate regarding those issues showing
up on the 9.4 release notes:
http://www.juniper.net/techpubs/en_US/junos9.4/information-products/topic-collections/release-notes/9.4/frameset.html

Perhaps a stealth fix ;)

Any news from JTAC?

Cheers,

	sven03


Mark Tinka wrote:
> On Monday 29 December 2008 06:26:42 pm Felix Schueren wrote:
> 
>> which version of JUNOS-EX did you use? We saw similiar
>> effects with 9.1 and (to a lesser extent) with 9.2.
>> Debugged for a good while, everything 100% correct,
>> reboot, everything worked. We later learned that "restart
>> ethernet-switching" would probably have been sufficient.
>> There are quite a few entries regarding vlan & RVIs & not
>> learning MACs in the recent release notes, most of them
>> are cleared by restarting the ethernet-switching-daemon.
>> You should definetely install 9.3R2.8 if you haven't
>> already.
> 
> Okay, so we experienced a somewhat similar issue today with 
> our EX3200's, and remembered this thread - I thought I'd 
> pick up on it.
> 
> We are running JunOS 9.3R2.8 on our unit, some 38 days now.
> 
> We changed the name of a VLAN under '[edit vlans]', say from 
> 'a' to 'b'. The actual VLAN ID remained the same. Upon a 
> 'commit', traffic to the end-user was no longer being 
> forwarded by the switch.
> 
> After a bit of debugging, we decided to try a different 
> VLAN, say 'c', with a different VLAN ID. That worked!
> 
> Re-trying the original VLAN ID with its modified VLAN name, 
> 'b', and committing, still blocked traffic from being 
> forwarded to the end-user.
> 
> We then re-traced this thread, and gracefully restarted the 
> 'ethernet-switching' process on the switch. This took about 
> 30 seconds to work (these EX boxes are really slow), and 
> everything was back to normal. The modified VLAN name and 
> the original VLAN ID was working, forwarding traffic to the 
> end-user.
> 
> This is a very nasty bug, and really needs to be fixed. It 
> makes recycling VLAN ID's a nightmare, should they become 
> available and need to be assigned to other users.
> 
> I'm going to log a case with JTAC.
> 
> Cheers,
> 
> Mark.


Mit freundlichen Gruessen,

i. A. Sven Juergensen

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