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Hi there, I saw below error messages on Cisco 6509 %EARL-STBY-1-EXCESSIVE_PARITY_ERROR: EARL 0: Parity error detected in VRAM %EARL-STBY-1-EXCESSIVE_PARITY_ERROR: EARL 0: Parity error detected in VRAM The IOS ver running in 6509 is 15.1(1)SY3, I che...

ISR 4000 4G LTE

Hi Folks ,  I am migrating two sites from 2921 to 4331 routers , the router are having LTE backup link , How can I check the SIM specs and size for NIM-4G-LTE-GA , would appreciate your valuable feedbacks Thank you .

arp entry for same mac

Hello,Following is seen on a switch which has layer 3 for vlan 11.sh ip arp | i 7af2Internet         42   50bd.9dc4.7af2  ARPA   Vlan11Internet          43   50bd.9dc4.7af2  ARPA   Vlan11Internet         ...

suthomas1 by Frequent Contributor
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  • 0 Helpful votes

Resolved! ISR router config with switching module connecting with dual ios-xr switches & Layer 3 connectivity & routing.

I want to create DHCP pool in router for 3 vlans. can i create it? i want to set up layer 3 connection with 2 switches uplink to router(switching module installed), what would be the config i give? also, both ios-xr switches on hsrp with those 3 vlan...

Triggering IP Device Tracking

Hi I'm in the middle of a TrustSec deployment (static SGT classification and Enforcement at the access layer) using WS-C3650-48PD switches running 03.06.05E. The deployment was a a success at the first site - this site had dot1x for wired clients ena...

2800 Gigabit module

Hello, The ISR2821 has 2 gigabit ports. We need to add another one for the service provider. It will be used for BGP. Do you pleae know what exact material reference is required to have the missing module/port ? Thanks

ipvoiipvoi by Contributor
  • 1 replies
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Resolved! Routing configuration problem

Dears In this topology I have done Here vlan 1 ip             PC             PC          Vlan 2 IP      Router IP is      PC IP is Switch interface f0/1 and f0/...

Resolved! MAC-FLAP

Hi All,Had an issue today and needs some assistant.Topology is connected like follows.SWITCH1 -> SWITCH2 -> SWITCH3 -> SWITCH4 gi 1/0/24 -> IP DEVICEIP DEVICE was firmware upgraded today, and following upgrade, the mgmt interface failed to come alive...