Other Network Architecture Subjects

I have a 3640 with a 4-port IMA module and 3-T1s in a single group. I know there is a max VC limit of 255 and a max of 4 groups per module. Is it possible to configure 2 groups, each with 2-T1s? Will this give me a max of 255 VCs per group or is t...

Hi,When configuring Gigabit Etherchannel (PAGP) Between Catalyst 4006 (SUP3, IOS 121-13.EW1) and Catalyst 6509 [SUP2 + MSFC2, CatOS 7.3(2) + MSFC2: 12.1(11b)E4. We are using the 18 port Gigabit module on Catalyst 4006 "WS-X4418" and port 2/1,2/2,2/1...

Please who knows the difference in the different models of the 3550 switches (i.e. Cisco Catalyst 3550 24 DC SMI Switch, Cisco Catalyst 3550 24 EMI Switch, Cisco Catalyst 3550 24 FX SMI Switch, Cisco Catalyst 3550 24 PWR Switch, Cisco Catalyst 3550 2...

I have upgraded a 3550 to EMI image, but it still show SMI:Switch#show verCisco Internetwork Operating System SoftwareIOS (tm) C3550 Software (C3550-I5Q3L2-M), Version 12.1(9)EA1c, RELEASE SOFTWARE(fc1)Copyright (c) 1986-2002 by cisco Systems, Inc.Co...

Does anyone have anything to say about their rollout of this? MCI is saying that the 3700 does not handle this type of circuit as well as some other products do.

Hello,I try to configure a cisco 3640 wit a PRI an Dialer Profile.We have arround 10 Dial-In User who wants to connect to our network with there isdn card all over the world and arrounf 5 home offices with an cisco 801 I have to configure a ISDn Conn...

I am looking for input on the advantages or disadvantages on running Jumbo frames on my ser ver farms but not on my enterprise backbone. I am running a gigabit ethernet backbone and all of my servers are gig attached with nics that support jumbo fram...

Hello, A question on NTP,When i check the show ntp status command output,i see the clock is unsynchronized.Should i specify the ntp authentication key with md5 .any assistance will be appreciated.Thanks,Tselvan

We are using Cisco 3550 multilayer switches.Novell requires port 427 enabled for UDP communications with their Directory Agent. This is Novell's IP solution, post IPX.I can not see anything in the configuration for doing this or for proving that UDP ...

I deleted some of my icons in ciscoworks under Campus Manager, Topology Services, Network Views and Layer 2 View. When I refresh, those deleted devices are not visible. How do I get them to come back? The devices are still listed under objects, but t...

This may be a newbie type of question, but I am at a loss trying to figure this problem out. Thanks in advance for any assistance!I have a remote site that has an T1 link back to headquarters. It also has a T1 link out to a MAN router in the same c...

Will a Cisco 4000 router do VLANS? and if so what IOS do I need?

Hi all I faced a peculiar problem yesterday....one of the site was connected to the fast ethernet of the core switch.....say 2950 at remote site is connected to the 4506 in the core switch... the remote site is in vlan 55...so i configured the fast ...

I had a 5500 RSM reload this afternoon and I noticed a lot of Earl2:Banff errors in the log. The switch is running 5.5(9) and the RSM is running 12.0(10)W5(18a). Is this something I can fix with a CatOS upgrade or a RSM replacement? The Banff-rese...

Hi NetPros. I need your help.I have to design a LAN network for about 4.000 users. I planned to use Cisco Catalyst 6500 in the core and Catalyst 3550 in the access, but it could be any other option (no money problem). The problem is that it's the big...