Switching

OK, I forgot to add a stupid vlan to some trunk ports that were bundled in an ether channel. So, what did I do? I added it to the allowed vlans for each port -- ONE AT A TIME!. Wrong!!As I would add the vlan, the port would fall out of the etherchann...

Hi,I have cat 4000 with IOS 12.2(25)EWA7 software, I'm facing a strange issue when I reload the switch ,the ports lose the VLAN configuration and goes back to the default Vlan.other configuration remains OK.the configuration register is 0xA101 , is ...

hello,i apologize for what may seem to many a very stupid question. i am looking to purchase cisco routers (probably from ebay), and the majority of the ones they sell are from the 2500 series. at school we had 1800 series routers, and it appears to ...

Greetings all,I am working on a strange problem here : there is a switch (Catalyst 2950-24, IOS 12.1(9)EA1) that "forgets" the MAC address table entry of another switch (same type and IOS), despite the direct connection between the two (EtherChannel ...

C2950 Boot Loader (C2950-HBOOT-M) Version 12.1(11r)EA1, RELEASE SOFTWARE (fc1)Compiled Mon 22-Jul-02 17:18 by antoninoWS-C2950-24 starting...Base ethernet MAC Address: 00:17:0e:ea:f2:00Xmodem file system is available.Initializing Flash...flashfs[0]: ...

Can anyone help me write an acl to allow tftp access between these subnets:10.1.21.010.1.33.010.1.31.010.1.45.010.1.34.010.1.41.010.1.42.010.1.44.0and this box - 10.1.255.250Thanks so much!!Becky

I have 2 questions:1)I had a scenario with 2 switches in my ICND exam. it is said that SW2 was added to the vtp domain, but the switches cannot communicate(or cannot do something vital that i dont remember right now)and then i had the output of >show...

I am planning on bringing a new site online but this site will be provided with a DSL line. The current network design is spoke-hub (Hub router 3600 with ATM, egirp as the routing protocol) I would like to know how to configure a new router, Cisco 18...

Hi all, can anyone tell me what the difference is in these, we have a cisco acs, what is this classed as, a radius or tacacs server ?

We want to divide our traffic into two catagories: production system traffic and everything else. The production system is on three ip subnet only. We want to give the product system 88% of a particular interface and let everything else use the remai...

We have a remote site connected back via fiber to the main building. They have a S8300 Avaya IP phone switch that supports their phones. The s8300 is connected to the main building's S8700 ip phone swith. The S8700 is the main phone switch. When ...

what is the command to view current cpu usage..?

hello all,What is the fram tagging & vlan tagging? what is the use and benefits to tag vlans and how we can tag vlans, what are the commands we need to execute.plz. anybody can expalin,Thanks in advance.

Hi all, when people define phase 1 and phase 2 of ipsec, what does this mean, also , why do you have different settings i.e aes,sha1 etc for isakmp and ipsec profiles, why do you need this ?