Switching

Hello Experts,One of my node is hit by below message:Dec  8 01:03:00.765 UTC: %BGP-4-MSGDUMP: unsupported or mal-formatted message received from x.x.x.x:FFFF FFFF FFFF FFFF FFFF FFFF FFFF FFFF 01A9 0200 0000 1A40 0101 0040 020C 02056575 2458 1D80 102...

Hi all!I had an experience on one of my many 3550 switches.A customer called and said that he couldn't connect to the internet one evening. When first line support went to have a look, he observed that both of the status LED's on the NIC flashed in a...

Can UBRL be configured to work based on pps instead of Mbps?Thanks,Brian

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...