Switching

hi all, I have seen on one of my ports i am getting input errors with fcs errors, can anyone tell me what would cause these ?

On my cisco 7201 I have 2 separate networks connected to it using vlan subinterfaces of G0/0. Each network is confined to its vrf instance. Now I need to add a server that should be accessible from both and does not break the separation. I thought th...

Can not configure Qos for SVI interface.Configuration:Class Map match-any class-default (id 0) Match any Class Map match-any cl-voice (id 1) Match access-group 110 Class Map match-all cl-input (id 2) Match input-interface GigabitEthernet1...

When backing up the router IOS with the following command: Router# copy flash tftp: The IOS asks for the source file name. What is the correct source file name for the IOS?Thanks in advance.

I have a serious problem loading a new IOS image into this Catalyst 2948G Switch.I have spent a bloody 15 hours, searching the web on how to transfer a cisco IOS from my computer into the switch FROM ROMMON MODE, the commands "tftpdnld" and "xmodem" ...

I am replacing a Cisco 2924 with with a 2950. I have a PC that is accessing vlans 55-61 on the 2924 with the command switchport muti vlan 55-61. What is the command to use on the 2950? I have tried the command :switchport trunk allow 55-61switchpo...

What am I missing. I don't see my cat4006 ports going up/down in any of my logs as pc's are connected, or powered off. Want to see the fastE ports connecting/disconnecting so I can verify and locate PC quickly that don't have correct IP's, etc. I hav...

i bought a cisco 871 router i had my vlan connected to wan but i lost connection with a certain nat commandi cant reestablish the routingcisco 871vlan router ip 10.10.10.1 no dhcp computer 10.10.10.2 withdns servers from the internet provider gateway...

Dear All, I bought a new 2950 swicth for my internet cafe.I have 10 PCs with two internet connections of diiferent ISPs.I request you to reply with a good configuration template for nice perfomance and security.Requsting STP for automatic c...

Hi,I'm struggling with download of a config file from a serverlocation to a 3560 switch. I recieved a new switch and configured it manually. Ahtis this succesfull action and tested the config, I uploaded this config using TFTP to a server location. I...

I have a WS-C3560-48PS-S showing som strange LED activity. The switch connects to endusers and other switches via TP and Fiber. The status lights on all ports are shut off and then blinks 3 times, green only, and then the go back online and shows act...