Switching

please go through the linkhttp://www.cisco.com/en/US/docs/switches/lan/catalyst4500/release/note/OL_11511.htmlIn this whats "DontShipAllowChassisSimulation" "gdbEnable"meant for?why this warning message came?How to solve this?please re...

We currently have all our head office servers on one VLAN (on a 6500 series core switch) and accessable from all our remote sites (connected by IPSEC VPN) and from all our head office users.I would like to segregate some of the servers into their own...

I have two sites connected by a IPSEC/VPN over InterNet (multi-HDSL on each site).Each site has Switchs witch several VLANs. each witch different Network address.What I need now, is to set up one new VLAN that spans the two sites (same VLAN on both s...

What would cause a printer to flap between an uplinked switch port and a port that's connected to our frame facing router?John

Hi all, I have used vendors applications where you can discover the vendors equipment and assign it ip address on a lan etc, how does this work? is it layer 2, like LLDP etc ?

Is there any way I can get historical logs kept on the switches that would have revealed the mac address and the port that it appeared on, even if it's only 24 hours worth. The fact that the users reappeared on the network is obvious to trace. The ...

in multicasting..-is it possible to have pure igmp working on routers and igmp snooping on the switches? in this case i dont need cgmp.-or igmp/cgmp on the router along with cgmp on the switch?am confused coz of the ff;1-igmp snooping could watch the...

mac access-list extended CGMPdeny any host 0100.0cdd.dddd int gig1/1mac access-group CGMP inmac access-group CGMP out int gig1/2mac access-group CGMP inmac access-group CGMP out-what are the above commands trying to do-what is this mac address 0100....

hi! i want to know the following :1) what does " number of aggregator" mean in the command" show etherchannel summary " ?2)what is the purpose of pAgp priority ?3) sw1 is connected to sw 2 by f0/1,f0/2 and sw2 is connected to sw 1 by f0/1, f0/2If f0...

guys can someone please clear few doubts regarding MST.....we have two 3560's swicthes there is 200M etherchannel as well.....now we have 10 vlans so all togather three instances )0,1 and 25 vlans are in mst1 and 5 vlans are in mst 2......i have a qu...

Hi,I have 100Mb Internet Connection and want to split this up on a 'per VLAN' basis.I.E. Vlan A gets 10Mb, VlanB gets 20Mb etc. etc.What's the best (easiest!) way of achieving this?Can this be done on a Layer3 switch or I was considering using a 2811...

Hi All,We are getting CPU spikes in our both the Core switches 6509 running on HSRP mode.There is no high utilization of traffic in our LAN.

hi every body!let say we have one trunk t1 using dot1q and other trunk using isl. Can we combine these two trunk in etherchannel? or encapsulation must be same for the trunks in order to form etherchannel?thanks a lot!