Routing

I have Cisco 837. By accident the ios image is erased. I guess that the only solution is: using xmodem to upload the ios to the flash. Could someone tell me how to do that? Is it possible to do it by using Hyperterminal and how?Thanks in advanced.Pet...

we are installing a 6509-e,sup720, upgrading from a 6509 sup2, moved every over to the new 6509-e but when we break the fiber like bewteen the two and change the route statements for the new one we are unable to connect to the internet, but as long a...

hiI have Catalyst WS-C3550-12T.howto backup vlan config file from the catalyst to a tftp server ?kind regardspiotr

I have a DS3 circuit that is high powered causing errors on the circuit. Can someone point in the right direction to buy attenuators? Cisco does not sell attenuators anymore.Thanks,

Respected,I need to create TCL script on my 1841, which will check status of dialer1 interface, and if protocol is up and interface is up, then it will delete all local vpn sessions.Anyone who can help me with this? I never do anything similar….

Hi guys, one of my colleague has the job of maintaining the downtime sheet of our branches, its very difficult since the number of branches are large, i want to ask the experts here that usually what procedure they follow, what we want to document is...

hello,I want an order to visualize the capacity of DDR for switch 3550.

I have a 7206 connected via vsat to my remote office's 7206.At both end E1 are terminated on a FE-converter from there i get an FE on my router fast Ethernet.The vsat link is 2Mbps.i have a bandwidth problem.Whenever i ping with 1000 bytes from this...

I need assistance in figuring out what is going on with a Sprint DS3. I called Sprint and they said they had a problem, but now it's fixed. I noticed at first the interface was flapping, but now it's just down. I've inherited this so I'm not at al...

Have just configured a cisco 877 however I am having some DNS troubles.The adsl connection seems to work fine as from the router itself I can ping internet addresses and resolve URL's.However the computer that is using the router as its gateway does ...

Dear All,I am back and active after joining a Service Provider Industry.Best Regards,Guru Prasad R

Hi seniors, Asking a stupid question,,,sorry I am new to networking...HOw can we judge that this is a classful or classless IP Network, say 10.0.0.0/26 is ,according to book, classful but in my knowledge 10.0.0.0/8 is classful...whereas mentioned ear...

Could anyone pls help me for the following issue ?After this , iam unable to get enter into the router.We are able to ping the router.We even did the reload of the router , still problem persist the same.Trying 192.239.131.147...Connected to 192.239...