Switching

I have 4 4506 switches from my core. Two at one location, two at another. They are uplinked to each other via single-mode fiber. I can't think of the model of gbic's we are using. Anyway, each switch has redundant connections to the other core. So lo...

I have a strange issue where a node on a specific vlan will get an ip address from the DHCP but not be pingable after that. However other nodes on the same vlan are pingable. The only difference is that route the nodes take back to the core are on di...

I have a Perimeter DMZ VLAN that I'm trying to extend to a VM enclosure. The path is:Perim Sw------->FW---------->Core SW------->Agg SW------------>EnclosureSW---->VMCat3350               PIX         Cat6509          Cat6509              Cat4948ON th...

I think I'm having an issue with NAT translations coming from the inside network designated for the ASA's outside interface.Networks:External (ASA GE0/0):     216.x.x.34Internal LAN (ASA GE0/1): 192.168.0.0/255.255.0.0Nat configuration:nat (outside,o...

Hi,The problem I am facing is that I need to create a stack (proper stack, not a cluster) consisting of two switches which are located remotely. I need to put them in the stack and the only medium I have to utilize between them two is a fiber optic. ...

I've tried updating IOSes, etc. but problem remains.sh cdp neigh (from 4948)Device ID        Local      Platform    Port IDMY_4948       Gig1/46    My_3560   Gig0/134948 configInt Gig1/46switchport trunk encap dot1qswitchport mode trunk3560 configInt...

Hello Everyone,I am about to configure 4 Gig ports for EtherChannel.  I've been reading about EtherChannel and it seems easy enough to configure.  I have a host (server)which I am going to connect to these 4 - gig ports.  This is new for me and would...

Please see the attached diagram to explain the network.I'm trying to do a "port-to-port" layer 2 connection on an ASR that will bi-directionally bridge a physical interface to a sub-interface.I tried using " connect VLAN200 Gig0/1/0 Gig0/0/3.200 inte...

Hello!I've been looking at QoS sample configs on CCO for LAN switches (3560s and 3750s), and have a question:Would it not be a good idea usually to have the relative memory buffer allocation to the 4 queues be the same as the interface output bandwid...

Hi,I have 2811 and 2821 routers in my branchesAnd decided to upgrade to 12.4(20)TI find the ios for both download has the same namec2800nm-adventerprisek9-mz.124-20.T6.binalso have the same size also have the same MD5So how to differentiate between b...