Other Network Architecture Subjects

CiscoWorks 2000 is reporting this error under Device Fault Manager for numerous switch in our network. What exactly does this message means and what can I do to fix this problem?InCharge Domain : DFM VLAN VLAN-1 [default] ErrorException - Aggregati...

What is dark fiber?..

I want to setup dialin server with 3640+mica-6dmthere are also 4 ports BRIthe router run with: 1 3721120 c3640-i-mz.120-7.bin 2 474939 mica-modem-pw.2.7.3.0.binbut when I try to connect woth analog modemthe router doesn't respond just hear s...

I have a new 2948g switch. I set up the configuration and "wr mem" then I reboot to make sure everything is ok, but when it reboots the startup config doesn't load to the running config. It always boots like it was the first time w/no config. I hav...

I'm using a Catalyst 2900XL and 2950 for training and would like to find a way to reset the switches to their factory defaults, wiping away all configs, vtp, and vlan info.Thanks,--tom

I have run into a problem that has me puzzled and wondered if anyone has seen this before.I can not do a tracert from any desktop inside my network no matter what the destination. I can log onto a switch and do a traceroute from there or I can log in...

Hi guys, its probably really obvious, but what is the default username for the java user/pass popup that you see when trying to manage a 3524XL through its web based interface. I cant for the life of me find any documentation or anything on it anywhe...

A router 3600 assure the connection between two backup sites by an isdn connection. My problem is; my serial connection is up but when i try to test the backup line (dial-up connection) it gaves this answer: "ISDN BR1/1 received a call with a bad bea...

This is a problem I am facing with dual links between 2 switches.The 2 switches are connected using 100 Mbps Links and Gigastack links on port Fa0/48 and G0/1 resp.Teh swicthes are 3548XL series and running 12.0(5)WC2. The problem is if a link is del...

I am installing point-to-point t1's between all my branches.. I have MC3810 routers at all branches and the central site.. I'd like to implement VoIP.. I know you have to have gateways to accomplish this to packetize you're voice.. can the 3810 do th...

I everyone,I need to link 2 networks with security but i don't know how to do that. Thanks for your help.

I accidentally blew up the IOS on my router. After some messing around, I was able to use TFTP to copy it back to the flash card. So now I have the IOS file back on the flash card, but I can't make it boot from it.I had to clear the config-register 0...

How do you perform a Loopback test to see if an interace is useable?What tools do you need?

Can someone tell me what the bandwidth requirements are for a terminal services session. I will be using this the determine what size WAN connection I will need between remote offices.We will be connecting between 25 and 50 users to terminal servers...

1. Is there a formula/computation for figuring out how many switches or max-backplane availability which can be used on the LAN behind a router?2. I have sites using 2516 series routers with up to 6 cat2924, cat2820 and cat1924.3. Other than waiti...