Switching

Hell all,can you help with troubleshooting 4510?it has cpu utilization over 80%, this began last week, but what is the cause i dont know.

We have a stack of 2960s that have some spanning tree problems.  No ports are going up/down.  The backplane stacking modules seem to be causing spanning tree to reconverge.  We verify this withshow spanning-tree detail | in is executing|from|topology...

Hello,We are having an issue moving a WS-SVC-CMM Cat6k Voice Linecard from a WS-C6509 chassis to a VS-6509E-S720-10G chassis. Each time we have tested moving the voice card it starts through the boot process then powers off with the following message...

Dear MisterIs posible to do that? By sample, in the 4500 or 3750, is possible to see the packets marked with the resective DSCP?In the 7600 I searched by commands, but I didn´t find? Does exist any tool (exception the sniffer) for this?Best Regards

We have a VMware enviroment where there are are multiple virtual servers that are using Microsoft Network Load Balancing.  So each VM has it's own IP address and then via NLB there is a virtual IP address for load balance.  My server guy has setup hi...

Hii, i wanted to know how i can upgrade my 7 catalyst 2950 switches, what kind of tool i need to use for upgrading process? is there any help on that? or maybe this model is out of use now a day and no more support.your help is appreciatedFadi,

Hello peeps I'm trying to tag all incoming packets received on a particular switchport with DSCP EF. There is a VoIP concentrator connected to that port, so I would like to tag all packets with EF, so that I can more easily prioritize them at the out...

HI,I am currently working on a SMB level design in which I need prepare and  present a design to the customer. It is my first time to design a  network, thus requesting some help here. Here is the customer requirement.. Customer Scenario: *********...

Hi,I have a 3750G being used as a router with the default desktop SDM template configured. In the logs there are multiple entries for:"Oct 19 09:18:53: %PLATFORM_UCAST-6-PREFIX:  One or more, more specific prefixescould not be programmed into TCAM an...

Please see diagram for exlpaination.I need to setup a test enviroment where servers in vlan 10,20,30,40 and 50 need to talk to each other, obviously inter vlan routing have to be achieved.But if I connect the test switch to production switch, what ar...

In the last "CCNP Official Certification Guide" by Hucaby you can find:"Multilayer switching began as a dual effort between a RP and a SE.The basic idea is to "route once and switch many".The RP receives the first packet of a new traffic flow between...