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Hi Friends, So i have simple question, i need to tune OSPF to provide less than a 50ms convergence in case of fiber failure in the network. My network is very simple it's only 1 area (area 0 of course) and consist of 3 collapsed core switches (Cisco...

Hi, i found on my switch vlan 4040, mac address vlan 4040 cross with my active int-vlan interface. But i can't found in configuration where is vlan 4040 use. What is vlan 4040 ? 

I am working with a set of 3650-24TS switches, IOS XE 3.7.2E, IP Services.Feature navigator appears to say that this version of IOS XE supports VRRP and GLBP on this plaform, but I am unable to actually configure it. The configuration guides are as u...

Can someone advise me please I am seeing some odd behaviour and want to ensure my setup is not the issue 6509 VSS pair both connected to x2 firewalls in active/passive I have an aggregatedlink/portchannel between each firewall and the VSS Firewall A...

Hi, This is my stack configuration: switch 1 provision ws-c3850-48t      with C3850-NM-4-10Gswitch 2 provision ws-c3850-12s     with C3850-NM-4-10Gswitch 3 provision ws-c3850-48t      with C3850-NM-4-10G Now is it possible to create one etherchannel ...

We had a small meeting this morning with our admin. We are upgrading from 3com to Cisco switches. He said we have a few things to address in the new setup. We have an I.P based PA system and he said that in small segments it works fine, campus wide t...