Switching

Hi All,Happy new Year to everyone!I need to isolate a VLAN on our switch so that it cannot connect at either L2 or L3 to any other of the VLANs.Heres a brief overview on what we have...VLAN10 - 192.168.1.0 /24VLAN20 - 192.168.2.0 /24VLAN30 - 192.168....

Hi all,By using mac-address we can trace the IP address of the particular switch port, like that is there any way to trace mac-address & connected switch port with IP address.It would be appreciated.Regards,Naidu.

Hiwe are using dot1x with winxp installed PCs. and all working good. But we have also thin clients that you can not run dot1x so we have to use mac auth for thin clients. Thin Clients boots from network. So the problem is we can not get mac address ...

Hello,Both the books -- "Inside Cisco IOS Software Architecture" and "IP Quality of Service" mentioned "calendar queues", but hadn't given detailed description -- how calendar queues like? how it works internally?I only have interest in its way of wo...

hello- we can can ping several servers that are connected to 3550 switches but can't reach web services running on those same servers from a different subnet. From same subnet that the servers are on, we can access web services but from any differen...

trying to get a better understanding of vlans other than the book resource. I dont understand why I can do a show vlan and I see a vlan listed but not when I do sh int vlan. I check my distibution & access and no vlan interface. My switches are in ...

Hi all,Just wondering if anyone has any ideas about a problem we have with one of our routers at the moment.What happens is that on one FastEthernet interface, we are intermittantly getting tons of interface errors, but it doesn't have any reason or ...

Hello i am having problem with high CPU process in 7613 router and in "sh process cpu" command output is showing maximum consumptions in PPP manager , please give me an idea to solve the problem

I have a 1841 running IOS 12.4(17). Int fa0/0 output packets is showing unknown protocol drops. What does this mean and is there a way I can see what protocol/ports the drops are occuring on?

Hello,I'd like to rephrase a submission I made week, for which there were no replies... Does anyone know the STP ramifications when two ports on the same switch are connected to each other? Thanks for any input.

I have to connect about 10 servers for hosted VoIP in a data center environment. We get a 100Mb/s L3 Ethernet drop off (InterNap) and I would have just connected them with a 3560 switch but I need to use about 10 IPSec VPN connections for the SIP tra...

Hello,I have a 2801 router. It had a preconfigured SDM 2.3 I believe on it. I thought I would upgrade it "Big Mistake" and I tried doing it through the SDM interface. Everything was looking good, it downloaded an application, ran it, connected to the...