Other Network Architecture Subjects

The switching services conf. guide 12.2 says fast switching can only be archived with HDLC on serial interfaces? Is it true? I have a 2600 with 12.2(11)T and "ppp" and seams to me fast switching is working properly. (saw with "sh ip cache" and "sh in...

Hi all,I am setting up HSRP on 2 * 2600 routers and have a couple of questions.The site at present has 2 leased lines and a seperate router with a single wic-1t for each link. I am looking to have 2 * wic1-t in the back of each router and to set up h...

Hello,Recently, while configuring a lot of Cisco 2940s, we patched the swiches into an rj-45 at our desks and immediately brought down half of our network. The network recovered in minutes after pulling the switch off of the network. We have a host...

Hi,the AS5300 including 8E1 controllers goes in a restart loop when the NM is plugged !with the error message :" system recivece bus error exception "the system ios is : 12.1(1)I realy do appriciate any suggestions offered in order to solve this prob...

In the release notes (CD One patches) I see references to Campus Manager 3.3.5.I can find those numbers NOWHERE on the server.Am I insufficiently patched? or is Cisco using internal numbers that are NOT viewable in /ServerConfiguration/AboutTheServer...

Hi,Easy question hopefully - more for peace of mind then anything.I`m in the process of upgrading existing LAN infrastructure with new switches. The topology of which is looped. Currently the switches in place have STP enabled, so can anyone see any ...

Openview can discover devices I don't want, for particular reasons, in RME... I can delete them in RME, but next time I go to import devices, they are rediscovered. Is there a way I can filter these devices so that tey are not managed in any way in ...

We want to back up our lines with asynchrounus modem which connect it to serial interface.we've a 1600 router and leased line.have you any configuration guide for help us?Best regards

Hello, I am going a bit STP crazy.. I need a method to connect a Cisco 6509 to a Nortel 8600 (it uses 802.1d) the dual links are to carry a number VLANs (4 VLANs) at different STP instances, for load balancing. Most important i need a convergence to ...

having problem with inputing the command spanning-tree mode rapid-pvst, was trying it on a 24 2950 with c2950-i6q4l2-mz.121-20.EA1.bin image. Reading the manual says it supports it but for some reason i cant get it to work

Hello,I do not not how to creat a trunk port with subinterface on a catalyst 3550. In fact, i can creat a trunk OR a subinterface. But when i try to make the interface in switchport mode (to crea a trunk), the switch tell that is not possible with su...

Hi,We have a leased line(primary) 2651XM router and a ISDN(backup) 1751XM router. We have enabled HSRP on the ethernet port. We do not want to make the backup router dial automatically. Instead, generating a prompt to the sys admin so that he/she can...

Hello, I need to upgrade the IOS in my CAT6509. This is what I have: WS-C6509 Software, Version NmpSW: 7.4(3) Copyright (c) 1995-2002 by Cisco Systems NMP S/W compiled on Nov 27 2002, 16:27:21 System Bootstrap Version: 5.3(1) Hardware Version: 2.0 Mo...

We have a 3640 with 12.2(17)IOS, NM-1FE2W with a WIC-2T. We have this config because we require to upgrade from 4Mb to 6Mb Frame Relay...and the old WIC-1t would only go as far as 4Mb. The WIC-2T is supposed to support 8Mb on a single port, in the ...