Switching

I need to connect a 3750 switch port to a Metro Ethernet Service from AT&T.All the traffic that is sent to them needs to have a vlan tag of 699 - their end will only accept traffic tagged with 699.I have configured the vlan as follows:interface vlan ...

We have a solution we are working on that requires dynamic vlan assignement.We are setting up wireless guest access.What are going to do is create an SSID for guest users, when the user authenticates to our ACS they will be given the VLAN info and ac...

I am trying to configure 4 ports from 2811 etherswitch for etherchannel. It should be a trunk port for dot1q encapsulation. The router will perform intervlan routing with SVI.This is connecting to 2950 switch. Can't seem to find the example configura...

Does anyone know if Cisco has a 10GB SFP for the 3750G PS/S switches? If so, could you please provide the model #?Thank you

I have a 3560-48TS-E with IPBASE 12.2.37 se1trying to upgrade IOS to ADVIP 12.2.25 seb3using this commandarchive download-sw /alow /overwriteI get error unable to create a temp dir "flash:update"

Hi all,my first question here =)i got 2 of thoes in topic, between my office and a customer whit fiber connection and some fiber-to-TP converter.i also use Nagios to ping and moniton my devices, the switches is configured exatly the same but differen...

Hi,What are the reasons that an interface display "Transmit Discard"?Thank you

Has anyone experience this since upgrading SXH code? This is not a bug. In 12.2(33)SXH onwards, cisco added 'LinkErrorMonitoring' feature, where Diagnostics proactively checks for various ASIC/port related errors periodically, and would print a sys...

Hi all, can anyone tell me what a cryptomap actually does and is needed for, when configuring vpns?

What is the difference between tracking a sub-interface configured for VLAN and simply tracking a physical interface?For e.g. standby track FastEthernet0/0.5vsstandby track FastEthernet0/0According to my understanding the second option automatically ...

Dear All,The model of the IBM Blade server 8852 using the cisco blade switch model OS-CIGESM-18TT-EBU.There are 4 ports gi0/17,18,19,20 are being used for the external network connectivity. Whenever i connected the port to the cisco core switch port ...

Hi Experts,Can anybody give me brief introductions on Router Passive interface & Split Horizon.1. What is the reason for configuring a passive interface on a router?2.What is the correct statement best explain the split horizon rule?Thanks in advance...