Other Network Architecture Subjects

Hi,I need start with a VLAN/Layer3 implementation in a quite big site currently completely flat. (only layer2 switch in place) In order to reduce and segment the impact for this upgrade it's possible using a Cat4006 with EngineIII to start with a 5 I...

hi,can any body tell me ,what is the modem type of NM-8AM modem module.i mean wt should i put in the following command as the modem type. modem autoconfigure type............should we use CISCO v110 or wt?regardssameer

What Does the following message in my GSR meanWARNING: Old EE_MAIN in slot 29Contact your technical support representative.????

I'm attempting to setup a network connection to an HP Procurve 4000 series switch. I have the Cat4006 port set as a dot1q trunk. HP switch is set as a trunk. Will the Cat4006 support VLANs on the HP box? What do I need to do to ping across and se...

Please help me! I have a 1600 series router, don't ask why, but I changed the config-register to 0x3922 and hit reload. Big mistake!All that I can now see is X across my terminal session. I have tried changing the console baud rate to 115200 but the ...

My question is, may I use BSTUN for any async connection? I have to link a NCR ATM with an async port with a Windows NT Server via a serial async port, using a TCP/IP backbone.Does this going to work? What considerations do I have to take?

I have an 6509 with FlexWan module. I created a atm sub-interface. This atm sub-interface also takes mls configuration. But, I am using this atm interface to connect to another campus which is another VTP domain. I am not sure if/how mls works here.T...

I have a box cisco 7500 running ios 12.1 so, the problem with the box is that it has vip card crashes now and then before I suspect that maybe the slot is faulty and I move the card to another slot but is still doing the same thing(crashing) so now I...

I would like to set up my 1720 router so that internet traffic does not get through for web browsing but email traffic (smtp, pop3) is allowed. I've looked at access-lists for a way to stop http traffic but that's not an option as far as I can tell....

I just deleted my old IOS (c7200-boot-mz.120-9.S.bin) and found that the new one (such as 120.10.bin or 120.18s.bin) could not use for my 7200 router. So, how can I find and download the old boot image? (c7200-boot-mz.120-9.S.bin)Thank you.

How to config traffic shape per VLAN on Catalyst 2948GL3Thanks

6500 with redundant Sup II modules. I want to mass produce flashcards with CatOS and IOS images. Is their a way to copy all files with one command?Thanks,Geo

I am upgrading a 6006. If for some reason the 6006 will not boot the image correctly, how do I get it boot the old image. The old image is on bootflash and the new one is in slot0.Thanks

We run several sub interfaces on a 2621 running v12.3 for meeting room access, and at times I have to provide static public IP addresses for multiple rooms. Is there a way to add a secondary IP to more than one sub interface? Once I apply it to one...

I was told at Networker's that there was a software upgrade coming out for the NAM that would recognize more protocols so that 90% of the traffic is not listed as "Others." I've been sniffing and manually adding protocols to the NAM, but hey, I'm la...