Switching

Hi guys,Could anyone explain what interface or link delay in a router/switch is?I think that delay has two primary factors, time for equipment to forward packets and physical distance.The router does not know the physical distance of a link, so it ca...

     HI,Any command to see voice vlan?I have assigned same inerface for voice vlan and for data vlan,when i am doing sh vlan br it just show me data vlan information.Any help grealy appreciated!!!

We need to upgrade the IOS on a Catalyst 6500 SUP720-3B and wanted to keep the downtime to a minimum. The current IOS is a version of 12.2(18)SXF16 and need to upgrade to 12.2(33)SXI. The approach that we planned to take was to add an additional tepo...

I have a problem with my cisco 800 series can not bridge 2 route ip for my wireless to create multiple SSIDs

I have 400 Pcs (Servers, desktops and Laptops), one core switch, multiple access switches and a few wireless access points. Can i have some recommendations or configuration examples for configuring vlans for my network and how many vlans should i hav...

Hi Everyone,We have an esx environment of 24 hosts, 900vm's, 6 equallogic SAN array's and a few 48port 3750 1gb switches. We have four 3750's handling our iSCSI network and four handling our virtual infrastructure networking. Two in our SAN rack, two...

Hi you all out thereI'm trying to implement ip dhcp snopping in the access switchs on the company I work for, I did the configuration following the guidelines that apperad on cisco docs, but we have noticed that some of the pcs connected to the switc...

I'm trying to figure out exactly what is preventing a quiet device using MAB port-control from seeing either ARPs or flooded unicasts after its authentication goes stale.The port configuration is as follows:switchport access vlan XXXswitchport mode a...

Hello,We are planing an upgrade on one of our 6509 switches from 2 redundant Sup2 modules to 2 redundant Sup720 modules.The hardware part of this upgrade we have covered.The  need for WS-6509-NEB-UPGRD kit, a 2500 W or larger power supply, the  slots...

Hi,We are looking to introduce a new site to an existing eigrp network, but we have some problemsa - the new site has many vlan and we only want to inject one vlan to the cloud and block everything else, the allowed vlan is 192.168.100.0\24b - we nee...

Hey guys,We installed 2 stacked 3750 switches yesterday on site with a load of VOIP devices hanging off them.all of a sudden on the stacked switches the LED's would go off in pairs. I've looked through the documents but can't find anything relating.A...