Switching

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 ...

I ahve two 2950 Swtich in which i create Vlan 25 and vlan 26. Vlan 25 is in 172.25.75.0/24 subnet and Vlan 26 is in 172.26.42.0/24 subnet.Does it possible to do intervlan routing betweent them without using L3 device.

i am unable to configure controller e1 interface on a new cisco 1841 router.i am trying to configure a serial interface but the option is not there too.IOS - Version 12.4(15)T7what could be the reason ?yourname(config)#controyourname(config)#i do not...

Pls. find attached diagram. my question is, I am not the one managing the FW, and most of the traffic pass through the FW from R1 to R2 to FW. what will happen if i put a route from R2 that will pass through R3 to reach other network will this be ok?...

I have changed the speed to 10 half which didn't work at all. From 100 Full to 100 half and I'm still getting interface resets.How would I know for sure I had a port going bad?interface FastEthernet0/0 description *******New Connection to Regional***...

hello anyone who could assist me. I have attached my diagram and configurations as well. Just want to know if I did correct configurations for my devices? If yes, how come my colleagues who is handling the FW can not see R1(10.20.25.66) he can see VL...

Hi all.We have this serius problem with our 6513: it auto reboots itself randomly, and at this moment we haven't find the cause.In last year it has reloaded itself many times (ten or more), but it dowsn't write anything in logs (no crashinfo, no warn...