Networking

On our Cisco 4500 series switches we could not see when ports where going up or down, even when using “terminal monitor.” We use this technique to identify ports and has been useful in our VLAN project. The problem was that on 4500 series switches, you need to manually enable this type of logging, to … Read more

I had a cisco 3750 switch that i wanted to enable some vlans for voice on, but only having one DHCP server on a completely seperate vlan to the voice vlans. vlan 1 = data (dhcp server on this range) vlan 266 = voice (phone dhcp clients on this range) PROBLEM The switch for some … Read more

We were setting up an Aruba with a Cisco 3750 we are trying to allow trunking of VLANs to the aruba from the switch and also bonding both the NICs on the aruba to two ports on the cisco in an etherchannel to give us 2GB uplink. Here’s how we did it, we didn’t need … Read more