Switching

Hello,i am a german guy, so please excuse my bad english.I have a question about static MAC addresses on a WS-C3750G-48TS Switch.I have no static adresses configured on my switch, but see some when execute the "show mac address-table static" command....

I´m having some issues with frames going into a 7600 with ToS value, but when going out from the 7600 dont have any more the ToS value.This is happening when the source of the ip packets is a juniper.

HI , When I see "sh int status" from core switch --access switch port, I am getting huge count of Broadcast/multicast packet How to refrain that behaviour & how to check what machine/host is generating the traffic. Also any fine-tuning needs to be do...

Hi,    We have  cisco 4507 catalyst switch in which end users are connected. today this catalyst switch goes down , i checked the input power was normal but the Switch is not running. All the notification lights like supervisior engine and Fan status...

      I have a 3560 (sits external of the firewall) that connects to HP Virtual Connect via two trunks (all carrying the proper VLANs).  Within Virtual Connect, I have my VMware UAG systems.  I have static ARP entries on the 3560 that points all of t...

When using the Cisco power calculator, what is the difference between 'Output Power' and 'Typical Power Used'? The numbers for the sup, fabric and line cards are not that different. But, the system fan is very different. Just trying to figure out exa...

Curently, we are running VSS between a 6509 (switch 1) and a 6504 (switch 2) with SUP2T-10G.Because of capacity issues, we want to remove the 6504, and replace it with a 6509. My concern is this may completely break VSS as the SUP 2Ts in the 6509 are...

Hi.There is two switches in the equation:WS-C2960-24TT-L    12.2(55)SE5           C2960-LANBASEK9-M and stack of Switch Ports Model              SW Version            SW Image------ ----- -----              ----------            ----------     1 12  ...

In our network we sometimes see that pc:s connected via 7942 phones dont get network connectivity. The problem solves by restarting the phone. In order to troubleshoot I wonder if it is possible to monitor the switch port on a cisco 7942. 

 Hi,I have configured VSS between 4500X switches, show commands showing expected results,Scenario attached #        Issue:When Cisco 300 switch is connected to Active [vss] sw, then I can ping server 192.168.0.10 and 20 which is conncted to 3750 SW, ...

Hi,I keep trying to udnerstand the concept and i would like some help for clarification. I am trying to monitor traffic that goes outbound to the internet on my home router Cisco 1801. When i say Outbound i mean data uploaded from my network to the i...