Other Network Architecture Subjects

Hi, in a cisco ios switch, can I type a command "show spantree" instead of "show spanning-tree" to view configured vlans status. Thanks

Hello,I have 2 cisco 7609 equipped with MSFC-2 modules. I have configure HSRP between the two modules (trunked using etherchannel)my problem is that HSRP IP addresse sometimes hangs up, when doing show arpI can see that HSRP add is not resolved, in g...

We have several c2950 connected to Alcatel OS7700 with 100BaseSX. Only VLAN 1, now routing enabled. We got the following message:13:16:15: %ETHCNTR-3-LOOP_BACK_DETECTED: Keepalive packet loop-back detected on GigabitEthernet0/1.13:16:15: %PM-4-ERR_DI...

As we know,1- To enter the ROM monitor mode, the configuration register value should be set to 0xnnn0.( format is ending with zero)2-To boot from the first image in Flash or to boot to the IOS in ROM (platform dependant), set the configuration regist...

Hi All,anyone here had any experience with this terminal emulator..? Break key doesn't seem to work with routers. Appreciate any help. Cheers.coolboarderguy...

I was just about to order some 3800 series routers when I deiscovered that they don't support (yet?) any optical interfaces. Does anyone have an idea when they will change this? Will it be an IOS upgrade or a hardware change? Any thoughts...

Hi,I am having WS-C4840G at one of our customers premises.Its going in Rommon Mode. After coping the image from Xmodem its booting but I am not able to copy the image into the bootflash:.Infact when I am trying to put IP to any of its interfaces its ...

Dear all,I found some article before talked about that we can assigen IP address to router and then telnet to it and configure it , although this router is not configured before , and it based on that the router is connected to switch or another rout...

I recently configured two ports for FEC using the "set port channel 10/47-48 mode on" command. However when I run the "show cam dynamic 10/47" command, I show two mac addresses, consequently some of my users cannot connect to the server. I changed th...

password recovery! is there any reason I wouldn't want to boot while live on the LAN. Assuming everone has gone home ofcourse. I'm an OU memeber in a forrest with two cisco switches and I don't have the password for the the 3524xl. The password re...

Hello, Does it make any difference of: sh spanning-tree summary or sh spantree summary (is this command correct ?) if we want to show stp summary on a Cisco IOS command Thanks

HiLately we see a problem with some of our 2950 switches.The switches get stuck, all the connected ports are lighten with constant light, althogh the machines generate traffic the light are not blinking.the switches running with IOS version 12.1(19)E...

Hi,When connecting two 2950s should the connecting ports be in access or trunking mode, and why? Only using VLAN 1 on both switches.Thanks

Hi everyone,I have been having some problems with upgrading an IOS in my 3640 router. The present IOS is 12.2 (23) , IP/FW/IDS plus 3DES IOS. This IOS doesnt support G.sHDSL cards, which I need now. The show version and the show diag of the router i...