Switching

Can you please tell me

Looking for details on the new 802.1D standard where the newly developed Spanning-Tree protocol enhancements such as (IEEE 802.1w Rapid, IEEE 802.1s MST) are incorporated into IEEE 802.1D Standard (year 2003 and later). I already have switches that s...

Hello, I have a high visability production LAN network for a major corporation. I wnat to turn on IP CEF switching. I don't think this config change will effect / interupt the traffic but I just want to confirm. Thanks.

Hello all,I have a project coming up where we will be setting up our network to utilize VLANs, and would like to get some advice and or recommendations on how to set this up correctly. First I will describe our network and then I will try to describe...

What is the true use of portfast with the trunk keyword?

Hi all, I have two switches which is interconnected with dot1q trunk and configured management IP with vlan 1 OSPF is configured with management subnet of 2 switches.My question is will two switches form the OSPF adjancency and neighborship or we ha...

I work in a medium size facility that uses CISCO switches. I recently received 2 Linksys MGBSX1s to evaluate. Normally SFP GBICs are a commodity item. We use several vendors with no problem. When I plug the Linksys GBIC in I get these messages:%LINK-...

Hi all, If I want to have a core in my network is it best to use a layer 3 switch, or use a router ?

Hi,I have a confusion if the statement below is true ?"If a hub is connected to port 0/1, and aworkstation connected to the hub transmits a packets to another workstation connected to the hub, port 0/1 will not forward this packet anywherebecause the...

Hello,Is there any way I can set range of port in static NATI want open UDP port 5000-6006 to one IP inside.exp:This command open only tcp 1720'ip nat inside source static tcp 10.80.150.10 1720 80.89.47.102 1720 extendable'Thanks for your help.

A custoumer have 4 winXp hosts and a win 2003 server connected through a Catalyst Express 500 switch. The hosts have a network share mapped on the server. After implementing the switch, hosts periodic loses connection to the mapped network drive. The...

Hi.I am trying to create bgp sessions in vrf?s through vlans / trunks but I get no TCP sessions.PE: (this running on a 3750)ip vrf PE_CustVrf description CustomerMPLS rd 3292:125 route-target export 3292:125 route-target import 3292:125interface Giga...