[c-nsp] Overruns

[Kamlesh Sharma]

what is the bandwidth utilization on each interface. overrun is due to
buffer has no space.
On Tue, 2010-04-06 at 11:44 +0300, Mohammad Khalil wrote:
> hi all 
> 
> i have 2 cisco 7606 routers connected to ASN GW for wimax traffic
> we had a problem with overruns on the port channels 
> we connected 5 cables from the ASN to both routers and configured port channels for VLAN and the same setup for another vlan
> one vlan is for communcations with RASs and one to transport the traffic for into the core cloud
> anyway we upgraded the IOS version on the routers thinking thats might solve the issue but still 
> please find below
> 
> CR1.KJ-Building#sh int po10 | inc over
>      1 input errors, 1 CRC, 0 frame, 72395 overrun, 0 ignored
> CR1.KJ-Building#sh int po20 | inc over
>      6 input errors, 2 CRC, 0 frame, 734930 overrun, 0 ignored
> 
> CR1.KJ-Building#sh run int po10
> Building configuration...
> 
> Current configuration : 259 bytes
> !
> interface Port-channel10
>  description CORE_VLAN to ASN Gateway
>  switchport
>  switchport access vlan 10
>  switchport trunk encapsulation dot1q
>  switchport mode access
>  load-interval 30
>  speed 1000
>  duplex full
>  flowcontrol receive on
>  flowcontrol send on
> end
> 
> CR1.KJ-Building#sh run int po20
> Building configuration...
> 
> Current configuration : 258 bytes
> !
> interface Port-channel20
>  description RAS-VLAN to ASN Gateway
>  switchport
>  switchport access vlan 20
>  switchport trunk encapsulation dot1q
>  switchport mode access
>  load-interval 30
>  speed 1000
>  duplex full
>  flowcontrol receive on
>  flowcontrol send on
> end
> 
> CR2.KJ-Building#sh int po10 | inc over
>      0 input errors, 0 CRC, 0 frame, 17889 overrun, 0 ignored
> CR2.KJ-Building#sh int po20 | inc over
>      0 input errors, 0 CRC, 0 frame, 826604 overrun, 0 ignored
> 
> CR2.KJ-Building#sh run int po10 
> Building configuration...
> 
> Current configuration : 259 bytes
> !
> interface Port-channel10
>  description CORE_VLAN to ASN Gateway
>  switchport
>  switchport access vlan 10
>  switchport trunk encapsulation dot1q
>  switchport mode access
>  load-interval 30
>  speed 1000
>  duplex full
>  flowcontrol receive on
>  flowcontrol send on
> end
> 
> CR2.KJ-Building#sh run int po20 
> Building configuration...
> 
> Current configuration : 258 bytes
> !
> interface Port-channel20
>  description RAS-VLAN to ASN Gateway
>  switchport
>  switchport access vlan 20
>  switchport trunk encapsulation dot1q
>  switchport mode access
>  load-interval 30
>  speed 1000
>  duplex full
>  flowcontrol receive on
>  flowcontrol send on
> end
> 
> any advice in regards 
> thanks 
>  		 	   		  
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-- 
Kamlesh Sharma <kamlesh1181 at gmail.com>