Other Network Architecture Subjects

Can anyone tell me why when I create a new VLAN it reads up down and when I run the show vlan command I don't see it even if I put an interface in it. I don't understand considering I thought it is nothing but a virtual connection.

I would be grateful if anyone can shed some light on this problem. I basically want the autostate function to be working on my vlan, ie the vlan is down if no ports on it are connected.It seems that autostate should be on by default on this platform....

if I had 1 BRI interface on my router, but had 2 diallers, would they be both dialler pool 1 members, and if I had 2 BRI interfaces would one be dialler pool member 1 and 2, and make each dialler, one in pool 1 and the other in pool 2thankyou

Greetings,Ive read elsewhere in these forums that it is possible to use the NBAR features in IOS to block/manage Skype traffic. Im particularly interested in whether or not this will permit skype voice but be able to block skype video.I have a 1811 r...

HiI have the follwoing networkATM SW1---ATM SW2---ATM SW3---6509--3550there are 3 ATM switches connected in triangle fashion and 6509 is connected to one of the ATM switch through a gigabit port on ATM switch. These ATM switches are not cisco switche...

Hi , I am having problem with cisco 3550 switch. it's giving me a lot of packet drops. 3 days back i started facing this problem and as i was not able to find out any reason i replaced the switch with a new one but again today the new switch has sta...

Hi,I've got a simple question. 802.1W has a fast aging mechanism where protocol informations are aged out after missing three consecutives BPDU. Now my question is, if you age out after 3 bpdu (so after 6sec, with a hello time of 2 sec), how does a s...

We are looking in to purchasing a flash card for our Cisco 6509. Any recommendations on good ones out there or anything I should watch for?

Hello.We have 4006 switch with engine2 & 4232-l3.I'll replace engine2 with engine V.Question : Could I used 4232-l3 interface port(32port fastethernet) with engine V.Thank you.

STM4-ATM interface on 7606 router showing UP/UP eventhough no cables are connected to the interface, Any idea why?We tried keepalive and it did not work..Thanks in advance

ALLIs it possible to config 2 switch be the dhcp servers for the same network range. if one down , the other one will take up the job.as i try in the lab, there is no such big error, even i reboot, or put some pc on static IP. but any more issue do i...