Switching

I have two WS-C2960X-48FPS-L running c2960x-universalk9-mz.150-2.EX5 and using two GLC-Ts in each switch etherchanneled together.I put a straight-thru cable in and SW1 shows up/up and SW2 shows down/line protocol down. Do I need a cross-over cable?No...

Hi, My network is running (3)3750 stack switches as core.  I have a Quantum deduplication device that utulizes Symantec Backup Excec for all of my backups.  My 3750 is running PO with (4)interfaces as LACP with the load balance src-mac.That being sai...

HI I would like to know how dual stack works ? How to configure the same between 2 sites  

Hi I have set up DAI and IP Source Guard in the following manner. I have provided the output of my show int description for assistance:Vl1                            admin down     downVl100                          up             up       Management...

Hi,I have a Po in my switch (2 Te ports) that gets IP traffic of all kinds of protocol, and out of it I want to permit only the VoIP packets (SIP, H.323 and RTP to be precise).How can I do it? Thanks.

When I got prepared for my CCNA, I read that switches would never learn multicast or broadcast addresses, because they could never be the source MAC address of a frame. Although that seems logical, I don't think that's the whole truth.Now, my PC's LA...

I have a Catalyst 3560 PoE 8 port switch that appears to be hard broken.  Plug in power and all lights stay on/amber.  I've done the hold-down of the mode button procedure in various forms with no luck and what I've read given the indications is that...

Hello,I have a class C private network shared at two locations. The remote location is connected to the local network at the SGE2000p switch on port 1.I am trying to avoid creating multiple vlans. Everything works great except DHCP.I have a DHCP serv...

I have a Catalyst 3560 PoE 8 port switch that appears to be hard broken.  Plug in power and all lights stay on/amber.  I've done the hold-down of the mode button procedure in various forms with no luck and what I've read given the indications is that...

I'm sure this has been done covered many times, but I am not finding it. I have two ISP connections.With ISP-A I have a /30 between us and 200.100.100.0/24 is routed to me via the /30 for thsi example we will say the /30 is 1.1.1.1 on isp end and 1.1...

how to configure tagged and untagged port in cisco 4500switch?

Hi Guys,We have two 4510 switches in a VSS domain. One of them is crashing. Cisco has instructed to swap the Supervisor in the crashing switch to a different slot for diagnosing the issue. My question is what would be the procedure to make this confi...