Other Network Architecture Subjects

All, can anyone help me on configuring a 3640 with a NM-8A/S module to act as a console connection to the console port on my switches? Basically what I am trying to do is connect via SSH to the 3640, then connect to my other Cisco devices via their ...

Hi Please help.I have the following hardware / software2 x 3725 running 123.12 ipplus2 x NM-1T3/E3 network module.The router sees the card - during boot up and via a "show ver"But doing a "show run" does not provide any serial interface or a controll...

When we power cycle our 6500s, some of the 3550s do not re-attach. They are using fiber 1Gb uplinks that are 802.1Q trunks. There are no link lights on either side. When we power cycle the 3550s they link up again. Could this be an ethernet auton...

I have a LAN with 3 vlans on a catalyst 6509 routed by MSFC. On vlan 1 I have a DHCP server and on other 2 vlans (192, 194) clients. I configured "ip helper-address" command with dhcp's IP address. If I put a client on vlan 194 I get right IP address...

Is it possible to run UDLD on a CX Gigastack port ?

looking for a "how to" to determine line speed and duplex settings. Also, how does one code all ports to be running the same speed without using auto-negotiation?

Hi,I have problems with initiating International ISDN connections to Australia. I have connections from a 3640 with dialer configuration to two different distinations in Australia. At the begining it was not working and i got disconnection causes wi...

Hello,I want to get ISL trunking between a 1912-A and 3524-PWR-XL. Both switches have VLAN 1, 10 and 20. The DMZ is VLAN 10. My goal is to assign a public IP to a PC, place the port on the 3524 into VLAN 10 and have access to the internet. - Both s...

Hi,I want to make a transparent redirection of www traffic to proxy (squid) in dmz to control access to internet.lan---switch 3750----pix 515e----Internet (ios 11.2 smi) | | proxy-(dmz) ...

Hi,someone can help me to solve the problem that I don’t know how to configure the exactly DFC with cisco 76xx series router when I choice one type of supervisor engine. I hope that I can know clearly the relationship between the DFC and supervisor e...

Dear All,this is a question I get every now and then from local IT: is my switch overloaded and causing a network bottleneck ? do I need to upgrade to a more powerful one ?I have always trouble to answer that. I know commands like #sh proc mem/cpu bu...

I have a Catalyst 2820 switch, which our local college was about to through in the trash. They suspect a former student somehow managed to completely erase the entire system (ROMMON Kernel and all). They gave me permission to try and save it.I connec...

I have heard that using these is not a good idea. However, I have never been able to find out exactly why? What is the risk? I have a situation where I may be forced to use one due to organizational politics. Could someone please explain to me e...