Switching

Hi all, can anyone tell me what this means, does it mean the switch will forward whatever traffic goes through it at full throughput for every port ?

Hi all,i have a question about how can i prevent a malintentioned user from: plug in a Hub on point A on switch and plug the other interface on a hub to point B on the same switch.and make a network loop.i ask for hub because they aren't support stp ...

Is there a comparable command in IOS (6500) to CatOS that will power off a module? I'm sure I am just missing it. In CatOS, I can use:set module 1 power down/upto do a hard reset of a module.In IOS there is:hw-module module 1 resetbut this is just a ...

Is there a way to test whether an SFP in say a 3750 is working correctly?

looking to implement QinQ to transport a customer's Vlans through the middle of our network. I found how to define the QinQ ingress port on a switch, but what I am not seeing or understanding is how do I define which inbound trunk ports to the switc...

Hi allI have to migrate a site from Nortel to Cisco, we are having some cat 6500's , I have just been reading something about internal vlans on the cat 6500.we use vlan 1010 to 1016 for our devices, however I believe these are used internally on the ...

I have a router running EIGRP, with a summary address configured on one interface, using the "ip summary-address eigrp" command. This creates a route to null0 in the local routing table, for that summary address, like this:D 10.10.0.0/16 is a ...

Hi all, when we talk about mirroring a whole vlan, are we only seeing the broadcasts for the vlan, or the whole traffic between each and everyport in that vlan ?

Hello,I would like to seek help on the following situation:We have remote site with couple of HP switches one uplinked to another and then uplinked to a Cisco 3560 switch. The default vlan in remote site is using IP address 10.20.60.x (VLAN REMOTE )....

Hi alla few questions on muliticastcan anyone tell me what happens on the switch, does it create a seperate cam table for each group? and does it put all devices sending to the same IP ie 225.0.0.4 into the same group ?

Hi,On ROMMON mode, I downloaded an ios image using tftp, it says:Copying file c2800nm-ipbase-mz.124-9.T3.bin to flash:.program load complete, entry point: 0x8000f000, size: 0xcb80Format: All system sectors written. OK...Format: Operation completed su...

Hi allcan anyone give me some best practices for setting up from access to dist layers on the lan, ie things I should set up for fast convergence, stp tuning, security etc ?

Hi,I think I have the answer to this one but just need clarification if somebody wouldn't mind.I'm in the process of redesigning our campus network which currently employs campus wide vlans. (10 in total)I'm looking at the routed access layer design ...

I had a 65k crash at the weekend when a module was replaced (WS-X6548-GE-TX). The switch has WS-SUP32-10GE-3B and most likely crashed due a memory issue after initial analysis of the logs. IOS is 12.2(18)SXF9. After the switch came back up a lot of ...

We have two 3750G 24 port switches that are also running BGP with our ISP's. Each switch has a physical IP address in the same subnet and we are using HSRP for outbound failover.I need to keep the L2 configuration in place when I stack the switches ...