Switching

We have 4 vlans on the  Cisco 4500 switch for workstations, phones, wifi, servers.The DHCP server is windows 2008 R2 server.Since the past 2 weeks its been acting up.Last week the PCs weren't getting IPs and then 3 days back it was the phones and tod...

Hello, We have several N7Ks and we recently purchased some Nexus 7000 F1-Series 32-Port 1 and 10 Gigabit Ethernet Modules. I'm planning on installing those modules along with the 10Gig SFPs. I have inserted all of the SPFs into the ports of the modul...

Hello there:Trying to get a simple VLAN access map example working (VACL, layer 2).  Want to allow hosts 10.0.0.2 to SSH to 10.0.0.3 (both in vlan 10), but deny all other connectivity from 10.0.0.2 to 10.0.0.3.access-list test permit tcp host 10.0.0....

Hello all.Is it correct that routers don't have a base Ethernet MAC address (but switches have) and the only MACs that routers have are the BIAs in the interfaces?

I'm looking at deploying a few 3650 switches at some regional sites, where there is a requirement for PoE+ to power access points, but only on a small number of ports.Table 7 at this URL:http://www.cisco.com/c/en/us/products/collateral/switches/catal...

I know that in a 4500 style switch it supports a maximum of 64 VRF-lite routing instances. However what is the maximum amount of VRF-Lite routing instances can a 6509-E switch support with a Sup-720 sup module?

 Hello, There has been an access list in place where I work since well before I arrived and it doesn't quite work.  I've done some research on ACLs and modified it so that it works better than it did before; however, it still doesn't do what was desi...

I have 6 6509E chassis switches that I want to trunk to a set of Nexus 5k switches. I want to use the 8 port 10G card for connectivity to them from each 6509, but I am not sure if the SUP-720-3B is the right SUP to use. I would like to run VSS on all...