Switching

Hello, Today I had to change a stack of  2x 3750 switches by a stack of 2x 3750X. then linked the whole phones as they were linked to the first stack. I copied the exact same run configuration from the first stack and add it the new stack. When the n...

Hi All,I'm not new to Cisco and but I've got this shiny new 4506 chassis with a Supervisor 8E and single (for now) 48port UPoE line card.The config I have set up seems to be working, but some of the items we plug in for PoE don't seem to come up. (Th...

Having used Cisco Network assistant to upgrade some of my switches to the newest revision (15.0(2) SE9), although the switch is on-line and I can access via telnet, all of the HTML pages are inaccessible and it shows as off-line in Cisco Network assi...

We have a 7004 running 6.2(14).  Servers, both data and VoIP are easy to get setup.  Was looking for example of how configure a FEX port to support an IP phone. We have multiple 2960 edge switches with all the QOS stuff.  Wonder if there is anything...

Hello, I just wanted to know when the Aging Time for a respective MAC address should be updated by the switch. There is a N5K switch that reset/update the Aging Time for a MAC every 30 seconds or so. Is this normal? I guess no.

Hi We just got three 2960-X switches (WS-C2960X-48TD-L) connected with stack cables. When all three are powered off and I power them on they boot as usual and stack forms nicely. But if i enter "reload" command only two switches reload and then refor...

Dear Friends, Please help me soon. I have two Cisco 4500 x Switches running on VSS i have a stack connected on 1/1/4 , 2/1/4 port channel. The 4500 X is connected to the fortinet firewall & have added the reverse routes too. ( FW inside IP : 10.18.1....

Dears  i have a customer that wants to activate FCoE on Nex 7700 on a F3 module(N7K-F348XP-25) but am confused with licensing what licensing needed to enable FCoE on the card do i need (Advanced Services Package(N7K-ADV1K9)) to activate the storage ...

I'm still learning and have a small lab at work to play with consisting of 2x 3750 48 ports and a 3750 with 24ports. I know the com connection did work as thats how I initially set it up about 4 months ago, but I haven't used it much in the last 3 mo...

Hello everybody, I'm trying to tune QoS policies in order to get voice and video running fine. Basically I have a DMVPN HUB-SPOKE System, only HUB-SPOKE communication is allowed so everything runs over the HUB. The queues show no packetloss for voice...

Hello, I have run into a bit of a problem with a new Ebay purchase. I cannot get one of the Gig interfaces (Gi0/0) to come up. I have cleared all config from the router and checked everything I can think of... Gi0/1 will come up and work with the sa...

I've got around 60 Cisco 2960 / 3750 switches which are within the date ranges for the known memory issues.   I have had one fail today (ie total fail on boot up - no RAM) made in 2009 and found the RAM inside is made by Micron...  chip ...46v32m16.....