Switching

Hi:The UCS ecosystem leverages a port aggregation solution to chassis I/O, namely, the FEX modules.The FEX modules are not fully featured switches. Nor do they possess any forwarding policy intelligence at all. Instead, the FEX modules deploy a "pinn...

Hi all,I've noticed when sniffing on a port that has a voice and data vlan configured, I see broadcast packets of the voice vlan on my PC which is in the data vlan.I have the same behaviour behind a phone as when directly patched to the switchport.No...

Hi,I have 3750 switch in my lab and i have configured one radius server for device authentication . It is working properly for all the devices .Bymistake I configured radius login authentication under line console in 3750 switch.Now i am not able to ...

Hi there are two possibilities to connect FEX straightthrough to a Nexus5000.1. with a normal 10GEC (max-links 1)2. with hairpinningSo my question is for both scenarions: Is it possible to increase the number of uplinks during operation without inter...

I've got about a dozen 48 port 3560 switches that don't come back up after a power outage, this can just be a small flicker in the power like a few seconds not an extended amount of time.The problem is that when these power issues occur these switche...

I have never upgrade the license in 2 stacked C3750 running IOS 12.2(35)SE5 before, please kindly advise.Do I need to upgrade both switch individually or just upgrade the master unit and it distribute to the member switch ?

I have a small office networt (30+) PC, Mac, Unix machines. I have a Cisco 871  router off of a Full T1 going into one 48 port Switch. The switch is able to use LACP links which I use for our servers. Is there a way to do this with the 871? It is cre...

Hello,reading off this forums it seems there are many approaches to setting up dual WAN's on a ISR.This is a very common scenario and would be nice to obtain a clear answer.Clearly, this cannot be done with static routes I believe.I read about IP SLA...

Hi AllI got a questionI m in process to replace 2 old witches  with 2 new switches (3750G), can I just move configs from old sw to new switches?thanks

Hi,With LLQ+CBWFQ configured on an interface i can see tail packet drop using the command "Show policy-map interface X".  I'm wondering why in cannot see the same information about these packets drop with the "show interfaces X" command ?  Is the sho...