Routing

Hi.I have a router with 2 links from different ISP. I need to configure redundant link. When the first link down, the second link up. What protocol i use? Both links are in a router only.Thanks

My router it`s crashing. What`s the problem? Thanks.My ios is c837-k9o3y6-mz.123-2.XE4.

Just have a quick quesiton I have a 56k Metro PL link and I want to upgrade it to DS1. Is this just like a wic card where all I have to do is up the bw to the DS1 speed or is it more involved that that?

I have configured an SLA Monitor on several of my Cisco routers to determine if a particular circuit or route is available. What is the purpose of the Threshold in the configuration? How low or high should this be set. Along with this, what is th...

Does anyone know if there is a conflict with 2950's switches running IPv6? Thank you.

Dear Netpro!I Have a CORE SWITCH 6509-Sup720;and 5 sites connected to this CORE;at every Site we have 4507R also 10 L3 Interface on each 4507R;each switch connected to the core via l3 port-channels.eigrp as a routing protocol1)do i need to configure ...

Hi there, I'm wanting to setup some sort of VoIP/RTP QoS on a 2MB link between a satellite site and HQ. I have approx 20 handsets at the remote site. I have setup the following QoS rules on both remote and HQ routers, 2620's with IOS 12.2. Router-HQ#...

Hello All,I have a 3640 router with 128MB DRAM and 32MB FLASH. It is currently running IOS c3640-jk9o3s-mz.123-19.bin. I am trying to copy a new image into flash (c3640-ik9o3s-mz.124-7.bin) and receive the following output:%Error copying flash:c364...

When I use SDM to configure this router, I cannot get it to connect to the Internet, since it cannot get a IP from the ISP even though the user name and password are right. But, if I unbridge the modem and set PPP on the modem and configure FastEther...

Hello all,I have dual cico routers connecting to dual isp.Inside of the both routers ethernet interfaces are being connected to the dual redundant ASA5520 firewall.Now the customer wants to insert some sort of load balancer in beetween the firewall a...

I have 2 remote sites connecting to a main location. The remotes have 1720s and the main site has 1 1720 with 2 csu cards. The 1 remote site works fine running the app and transferring files. The other site is configured the same yet it can only conn...

hi, please i have to test a connection betwwen two routers, usually i test layer 3 with a ping, than now i want to test only layer 2. Thanks

Is it recomended to use VPN tunnel when creating a VoIP tunnel over a public internet connection???

Hi,If I connect 2 6509 chasis with the XENPACK-10GB-SR what type of connectors should be on the Cable ends? SC-SC or LC-LC?