Switching

hi all,having an odd problem with some 3500xl's that i'm trying to configure for telnet access. i've configured a mgmt interface and i can ping it from the switch but i can't ping the gateway or anything else. likewise i can't ping the mgmt interfa...

I have the following setup.1. Cisco 871 router used as and inet router2. Cisco 871 router which forms a vpn tunnel and only tunnels certain traffic.The whole purpose of this setup is to be able to have a pc plugged into the inet router and use a stat...

I am currently planning an OS upgrade project for a series of Catalyst 6500 LAN switches from hybrid mode to native IOS.I have one minor concern.I will have to upgrade 16 Cat6500's to IOS. The core switches will follow later.Are there any things to ...

Hi expert'si need a usefull sites link or white papers; how to install fiber optic cables;how to terminate their connector's;how to install outlet;how to install patchpanel and how to do patching cable's in the port's of the patch pannel?and what is ...

Hi all,I have a Cat 6509 with SUP 720 and There is a configuration about BPDU Optimization.My question is, What is the meaning of below ?" no spanning-tree bpdu optimization "TIA

How to span vlans which are created on cisco 3750 with dot1q trunk to 3com 3300 and 4400 swicth ? is it possible anyone one has come accross this sceniro

I recently upgraded several 3640s from 64MB to 128MB of DRAM. I am experiencing conflicting memory size information from the IOS. "Sho Ver" correctly shows the amount of memory I physically installed on the router:Processor board ID 26855150R4700 C...

Hello,I am new to routers. I have one at work that I need to manage but with no knowledge. I have a Cisco 2811 router and it has been logging that one of its fans is not rotatin. Cisco suggest me to reboot the router to see if it fix the problem -...

I have a new network deployed and we are running into a problem with the aging timers on the arp and CAM tables in our 6500s and 3750s. We haven't changed the default aging timers, 4 hours for ARP, 5 minutes. We've read several documents that state...

hi all, just a quick question about pix/asa's , if I want internet access outbound, do I just need to allow port 80 outbound and this will automatically let the pc that made the request back in ?

I have successfully configured a VLAN on a Cisco 2621 router using the following settings:interface FastEthernet 0/1.7encapsulation dot1Q 7ip address 192.168.7.1 255.255.255.0interface FastEthernet 0/1.8encapsulation dot1Q 8ip address 192.168.8.1 255...

Port FastEthernet0/0 on device Router with ifSpeed 10000000Port FastEthernet4/1 on device 6509Series_Switch with ifSpeed 100000000Severity report is Medium. Speed on switch isn't specified therefore it is on Auto.What are the pros & cons to this? ...