Switching

I cannot boot the sup2 card..it attempts to boot and gives me a magic number error. The software images in bootflash are corrupt...each one says 4025 bytes. I think the bootflash is out of room because i am unable to xmodem a new software image. ...

Hi, we have switch port security configured in our network.we have problem which seems to be related to IP phones. the IP phones seems to change the middle part of the MAC and the switch port shutdown as it takes that as a violation.we had two incide...

hello, i want to install a module GBIC SFP for multimode fx in switch 2960, i bought the module type MFEFX1, but when i put it in the 2960, nothing.Is it a good module?if it isn't the good, what type of model i have to buy for my lan access by optica...

Hello everybodyWe are implementing reserve server farm (SERVERFARM2 at the picture) and we want to connect the farms via the 10G link. 10G is the requirement.I have a server vlan and several clients vlans. Inter vlan routing is provided by 3750G LAN ...

Hello,I have a Cisco 2651 router running 12.2x IOS. I get this error message in my log some times and at that time i cant reach the router at all-----------%SYS-3-CPUHOG: Task ran for 11507 msec (0/0), process = Load Meter, PC = 803F22E8.-Traceback= ...

I have access switch connected to two 6509 switches.i am creating vrf for each vlan to avoid intervlan communication.now i want to allow managment vlan to access to non management vlans but non management vlans should not communicate with each other....

Whats the recommended solution to automatically re-route traffic destined for the internet and re-route incoming traffic from the internet. We have two sites and an internet link at each site. At the moment we just have a static default route which ...

I have a cisco 2950 switch. It's light suddenly trun orange and user can't go internet. user can internet again when the light turn green. And It gernate a lot of crashinfo in the flash. Does anyone know what's problem? the OS problem , or hardware p...

Hello,I am looking for a way to configure that my C836 router do a dsl reconnect every day on 4:00 am. How can i setup a solution for this? If possible only a dsl reconnect and not a complete router reboot.Thanks for every help!

What is recommended to replace below HP ProCurve Switches with Cisco?stacked HP ProCurve Switch 4108gl (with 4 x 24 port 10/100 modules, 1 x 6 port 1000T module ,4 x 1000 Fibre) & HP ProCurve Switch 2810-24G - need equivalent Cisco 3750Looking for eq...

I am going to remove one my 3750 switches from a 4 switch stack. It ia only a member NOT the master. I have seen conflicting information on the steps to do this. I know it is pretty simple and only a few steps, can someone provide me with the corr...

Hi,I would like to know on configuring the logging buffer for a 3750 stack. Is there any reference document? Also guess this is the DRAM of the switch so does it affect the data traffic?When we issue the show version command we see "118784K/12280K by...

Hi All,I am having a strange issue on Remote SPAN. I have Remote SPAN setup across multiple switches and also configured rspan vlan be part of trunk between the switches. Here is source switch (switch_A):monitor session 66 source interface Gi1/0/1m...

HiI can SSH but I cannot console in.The following is the config.How can I console in with credentials that I use for SSHline con 0 exec-timeout 20 0 logging synchronous login authentication aaaconsole stopbits 1aaa authentication login aaaconsole non...