[j-nsp] Juniper EX4200 SNMP ifIndex 0

[Chuck Anderson]

On Mon, Jul 30, 2012 at 10:43:23AM +1000, Ben Dale wrote:
> Hi Nicolas,
> 
> On 29/07/2012, at 8:25 PM, Nicolas DEFFAYET <nicolas-ml at deffayet.com> wrote:
> 
> > Is it a know issue that SNMP is broken in 11.4R4 for EX ?
> 
> It is indeed broken - you're most likely hitting PR 782231 (which is hidden), but the excerpt is and I quote "The issue happen when restarting MIB2 and DCD processes in a short time" 
> 
> Running "restart shm-rtsdbd" should fix the problem.

Thanks, I just hit this bug as well.  The PR is visible on PR Search:

https://prsearch.juniper.net/InfoCenter/index?page=prcontent&id=PR782231

{master:0}
ex-4200-vc-11.4R4> show interfaces |match "snmp ifindex"    
  Interface index: 133, SNMP ifIndex: 0
  Logical interface ge-0/0/0.0 (Index 67) (SNMP ifIndex 0) 
  Interface index: 134, SNMP ifIndex: 0
  Logical interface ge-0/0/1.0 (Index 68) (SNMP ifIndex 0) 
  Interface index: 135, SNMP ifIndex: 0
  Logical interface ge-0/0/2.0 (Index 69) (SNMP ifIndex 0) 
  Interface index: 136, SNMP ifIndex: 0
  Logical interface ge-0/0/3.0 (Index 70) (SNMP ifIndex 0) 
  Interface index: 137, SNMP ifIndex: 0
...

ex-4200-vc-11.4R4> restart shm-rtsdbd 
Shared memory routing socket message database process started, pid 1248

{master:0}
ex-4200-vc-11.4R4> show interfaces |match "snmp ifindex"    
  Interface index: 133, SNMP ifIndex: 507
  Logical interface ge-0/0/0.0 (Index 67) (SNMP ifIndex 508) 
  Interface index: 134, SNMP ifIndex: 509
  Logical interface ge-0/0/1.0 (Index 68) (SNMP ifIndex 510) 
  Interface index: 135, SNMP ifIndex: 511
  Logical interface ge-0/0/2.0 (Index 69) (SNMP ifIndex 512) 
  Interface index: 136, SNMP ifIndex: 528
  Logical interface ge-0/0/3.0 (Index 70) (SNMP ifIndex 519) 
  Interface index: 137, SNMP ifIndex: 520
...