Switching

Dear sir : I find a problem about vmps after I deployed in our corp last week the interface status on a access swtich is below , please check ##### fl18-acc2.bj.corp#show int status | inc connectedFa0/6 connected 108 ...

am I right in saying all switches send bpdu's every 2 seconds? or is it just the root bridge that sends the initial bpdu and then each switch relays this every 2 seconds ?

What happens if the supervisor engine fails. Will the switch be able to do normal switching activites apart from routing.

Hi there.I have a 2611 router, IOS version 12.3(25), configured as an VPN server. I have already configured the IP Sec parameters, users...and it is all working fine. But my customer needs to limit the access of one user that uses the same group and ...

Hi everyone,I have 6500 with these modules:1000BaseX Supervisor WS-X6K-SUP1A-2GE Multilayer Switch Feature WS-F6K-MSFC 10/100BaseTX Ethernet WS-X6348-RJ-45 10/100BaseTX Ethernet WS-X6348-RJ-45The problem is that, for some ...

Anyone ever seen something like this. 4506 SupV, when you do a show access list it shows a bunch of access lists that we do not even know what they are . The strange thing they do "not" show up at all in a "show run" or a show start" command ....

I'm looking to upgrade a 6509 from a sup 2 to a sup 720-3b. I have a spare / test 6513 chassis available in my lab. My question is can I use a 6513 to build the configurations ahead of time for a 6509 (obviously only using the first 9 slots).I know...

Hello, I'm a Cisco newbie (I was CCNA Cert. a long, long time ago), and have what is probably a simple question, but:I have a Catalyst 2950T-24 switch (12.1(6)EA2c IOS) that I would like to hook up to our network here. We've already got a windows dom...

Does anyone use an ACL like this?access-list 100 deny 10.0.0.0 0.255.255.255 any logaccess-list 100 deny 172.16.0.0 0.15.255.255 any logaccess-list 100 deny 192.168.0.0 0.0.255.255 any logaccess-list 100 deny ip host 255.255.255.255 any logI have th...

Does a Catalyst 6006 or 6009 with a Sup1A support gigabit modules (for example: WS-X6516-GE-TX) or is a 6500 series required? Is there a compatability matrix available for cross-referencing such hardware?Thanks!

Hi all, I have a 2900 XL Switch, currently I setup with MRTG using SNMP to monitor the switch, I want to monitor the Packet Collision but I can't find the related OID in the MIB tree, please let me know the actual OID or object name, any expert advic...

I have heard someone before talking about layer 2 broadcast, am i right in saying there is no such thing ?