Switching

I have 14 buildings in my Campus Area Network.  The 13 buildings have 2 fiber pair running to the core (14th building).  I am using stacked 3750 switches in each building and want to know how I can create routing redundancy between each spoke and the...

I'm trying to configure authorization for a Nexus5020 and I cant find what I'm supposed to configure in ACS...If I wanted to do Radius, it would be easy, simply provide as a Cisco-av pair " shell:roles=roleA ". The documentation does not say anything...

Hello,Can I configure the command lacp fast-switchover without configuring LACP 1:1 Redundancy? How it works? Does the traffic is balanced between the two links of the EtherChannel?What is the difference between commands lacp fast-switchover and lacp...

HelloI am a network newbie so be gentle - can somebody help me with what I think is a trivial problem.  I have 2 switches (Cisco 3020) linked together via an uplink port and a number of servers (blades in this case) attached.  On each server/blade Ni...

Hi all,I want to source a single multicast packet from a loopback interface every 30 seconds.I used the following configuration:ip sla 1 udp-echo 239.194.248.1 6666 source-ip 10.102.78.1 control disable timeout 0 frequency 30ip sla schedule 1 life fo...

Is it possible to run GLBP on more than one interface on a router?We have two 7204Vxr connecting to two Catalyst 3560s in a fully meshed configuration and would like each 7204 to run GLBP and have a second GigE interface for redundancy.I've gotten th...

Hi all,I am having 3750 which is getting stuck during boot, not coming to normal/rommon mode... I have captured the logs during boot and attached below.Need immediate help on this...===================================booting error================Base...

Hi,I have one 3750-48-ps-s s/w with s/w ver as 12.2(25)SEE2 .Version ID: V05i do have an entry snmp-server enable traps envmon fan shutdown supply temperature status .I still wonder if this is the correct and enough parameter to view the temp meter o...

I got several Cisco Blade Switches for HP (3120G) where I have experienced crashes when exiting configure mode. The crash brings up the following crash dump:Cisco IOS Software, CBS31X0 Software (CBS31X0-UNIVERSALK9-M), Version 12.2(50)SE1, RELEASE SO...

Hi All,I am getting the error message in 6500 switch. the details are given below:-switch Gbic is using 1000-CWDM-1470.Mar 13 13:34:18: %SFF8472-5-THRESHOLD_VIOLATION: Gi1/14: Tx power high warning; Operating value:   6.5 dBm, Threshold value:   4.9 ...