Switching

I have 802.1x authenticating back to an ACS server with MAC authentication bypass configured for a voice VLAN port. I also have a guest VLAN configured on the port, however when I disable the certificate authentication on a Windows XP host and plug ...

Dear Gaurav and team,After we delivered and installed the core 4507R, found that the internal lan running main frame ibm with the PC software SNA type software to take the printout from the mainframe console.I opened the TAC case and TAC engineer tol...

Hi all when a router routes a packet to another router via an interface on the same subnet, does it use ARP here to find out the mac of the other router, and also in this case as its on the same network, is the packet switched at layer 2 ?

switch is CatIOS 12.2x I have a vlan on a 6509 that someone made a Vlan layer3 that should be layer 2. What is the most simple method to fix this.1) no interface vlan xx That deletes the L3 interface2) go into the L3 inteface and give it a "no ip a...

Hi, I am a complete noob on the subject of Cisco switches. I have WS-C3560-48TS-S switch. Someone preconfigured ports 1-48 to be in vlan 172. I want to change some of the ports to be in vlan 192. (This vlan already exists.) And I don't want to goof ...

Hi all, can anyone tell me the meaning of collsion domain, is that a hub? or half duplex ? also what do we define as a network segment ?

I've seen some configs showing the use of subinterfaces to perform vlan routing. If I am using a layer 3 switch, is it a safe practice to create a vlan interface and put an IP on it?I guess I don't understand the difference between the two. On a la...

Hello I have an RPS 2300 connected to the front of a 3825 router. When the main power (internal power supply) of the 3825, it stays on after switching to the RPS 2300 power, but if the internal power supply of the 3825 gets its power back, it does no...

I currently have two seprate switches connected via separate Fas interfaces to the same router. I am planning to replace the current router with a new 3800 router and use the same Gig interface to connecet both separate switches (segments) by creatin...

CDP, VTP and numerous other services ride on Vlan 1 by default. If I create a new "management" vlan and put an IP address on that vlan, how do those previously mentioned services communicate with each other?Is there a "default vlan #" command that w...