Routing

I recently completed CCNA version 3.1 (cisco academy program) at a local college and the corresponding exam for this is 640-801 if I'm right, however that exam is retired. The new CCNA exam is 640-802 and that includes VOIP, wireless, IPV6, etc. that...

I have an edge router with a few serial, ISDN and a T1 hanging off of it. I want to put a second router online and enable MHSRP or GLBP. I can't seem to see how I could bring a second router online unless I deploy an inline switch but that would leav...

Hi Guys, I'm trying to set my 3750 switch as an NTP server so that the surrounding network devices take time from it. I notice though when i add the 3750 as an NTP server on another switch, it does not sync although they are directly connected.How do...

10% of our GRE tunnels flap each day. I've a whitepaper stating that EIGRP overtime will put a route to the tunnel network in its routing table with the next hop as the far end tunnel IP creating a routing loop (recurring routing). "The tunnel brings...

hi guys . i am trying to configure frame-relay traffic shapping on a router with Cir and 1 mb and min cir as 512 k.but i want routing protocol not to be shaped.whats the best way of doing this .any ideas ??regards amit

I'm running an ASA-SSM10 on our ASA5520.At the moment we are droping packets from few signatures only.Is there a way to tell the sensor to bypass specific ip's or subnets so they don't get dropped?When we first installed it and ran it, trusted ip fro...

Hi,Setup:I have 10 sites using 877's, latest IOS 12.4.T, and all are in a mesh configuration.Each site also has a port forward rule SMTP rule from the internet to the local Exchange 2007 server.Problem:My issue is that if I telnet to port 25 on an Ex...

Hi guys, i have few questions related to Frame Relay that have become some puzzles for me. I would appreciate if you answer them seperately, i mean 1 by 1. Here they go.You might find some of them silly, but i could not resist to know the answers so ...

I have configure my router as a peer of another NTP peer to take the time. I am able to syncronize and fetch the time. But after sometime, I am loosing the sync ( still i am able to ping the peer). Then again it is coming back after sometime.!! any c...

Hello... I have 5 router in my ospf domain RTR1,RTR2,RTR3,RTR4,RTR5. router RTR1 is connected to internet and originating Default route for the domain. But Now I Have another router RTR6 also connected to internet . Now I want RTR1 and RTR6 will orig...

Does IGMP snooping work with Q in Q 802.1ad(dot1q tunneling)? I have searched extensively but can't find a clear answer.I am on the customer side, and my testing suggests that either snooping is working on the carrier side or flooding is restricted t...

On my test lab I have 4 routers. All running BGP + local IGP. Three routers are in the same AS 100. Sh ip bgp on all three routers show the correct networks have been learned by bgp and when you do a SH ip route, two of the routers have injected the ...

Which network module and interfaces required for OC3 and E3 or FE connectivity between Cisco 3825 and ONS 15454 MSTP.

Hi,Has anyone of you seen this error? I tried to use Cisco OutputInterpreter but haven't seen any information about the error. Thanks.000747: Aug 29 20:16:10.000 UTC: %DUMPER-3-PROCINFO: pid = 16426:(sbin/udp.proc), terminated due to signal SIGSEGV, ...