Switching

i have a 6500 boxes in my data center on distribution and core,and they r connected by fibre optic cable via Xenpak 10 gigabit interface as a layer 3 running ospf,when am trying to connect fibre cable MM OM2 on the both the ports with a redundacy to ...

Hi,I need to learn STP and all the version for my ICND1 and ICND2 (CCNA exams), although I have read all about it and had a walkthrough on my courses, I think I need to practise it more.All I have is a Cisco 3550, 2950, Cisco 837 and 877 and some oth...

I've got a LAN with a pfsense Firewall / DHCP server. I used to use a WRT54G for wireless access to the network but it recently fried. I purchased a WRVS4400n to replace it but I'm having trouble configuring it to work like my old WRT54G. Here's w...

We are running an etherchannel link between two 4006 switches with Sup IV engines on 12.2.25EWA8 code. Periodically we receive duplicate hsrp ip addresses for the real ip on the SVI's. We triple checked the hsrp configurations (no errors), and conf...

Beginner ACL/school issue...Attached is my topology....I want to prevent the 10.1.1.0 network from being able to reachthe 10.3.1.0 network, this I had accomplished in the ACL. However I though I should be able to ping from the R3 network over to the...

Hi all, our company just signed up for a T3 account from ATT, they gave us an IP block. Also leasing a 2800 series as well, our old network was in a public IP range, we've never done this before so we wanted to see what the best scenario for migratin...

Hello, NetPros!Is there a comprehensive tutorial on how to upgrade cisco 7604 with one RSP720-3C routing processor and one Catalyst 6500 24-port Gig SFP switch (WS-X6724-SFP)? I have never done anything that complex before and honestly have no idea w...

This all worked prior to upgrading to the latest 12.2(50)SE IOS on Catalyst 3560's :o(I have the following access port configuration:interface FastEthernet0/1 switchport access vlan 10 switchport mode access switchport voice vlan 15 switchport port-s...

Was working config on cluster member (WS-C2960-24-S) ios ver c2960-lanlite-mz.122-37.EYaaa new-modelaaa authentication login default local group radiusaaa authorization exec default group radius if-authenticated noneaaa accounting exec default start-...

Hi, Please tell me the difference between Invalid and holdown timer in RIP protocol.regardsNeo

Please tell me about Cisco1841 connections details

I have a Router 877. Which i configured but there are no internet. all interfaces are UP.Here's the configuration. Should Be missing any commandurrent configuration : 3201 bytes!version 12.4no service padservice timestamps debug datetime msecservice ...

What is the model of gigabit ethernet that I have to install into a cisco switch WS2960G-24-tl-c