Routing

All,Cogent just has an issue this morning, our internet was down for about 20 minutes.The wierd thing is, we can not call any numbers outside the company. Our PRI is on a seperate voice gateway connecting to Verizon which should not be affected by th...

Good day,I am seeing ouput errors on a half duplex interface facing a comtrend modem.What could be causing this? I'm not seeing any other errors besides collisions which are normal for half duplex.

Hi, does anybody know what is the maximum number of VRFs supported on Nexus 7000? I found 200 but I'd like to know if 200 is for the entire switch or for every Virtual Device Context. Many thanks Stefano

Hi expert, I would like to confirm below does below situtation is correct or not1) If Router A can learn X route from ibgp and ebgp (X route decision will be base on BGP attribute), not AD. Is it right ?2) If Router A can learn X route from ibgp and...

Ref 1. : Configuring Frame Relay, http://www.cisco.com/en/US/docs/ios/12_2/wan/configuration/guide/wcffrely.html#Disabling_or_Reenabling_Frame_Relay_Inverse_ARPRef 2. : CCNA ICND2, Official Exam Certification Guide, Second Edition, ISBN 158720181XRef...

Hi,I wanted to double check my NAT configuration. I am trying to direct incoming remote desktop connections through an SR 520 router into a server on the inside of the network at 192.168.6.10. That should be a pretty simple NAT statement but I am n...

Dears, I have customer Netwrok Running Sparse-Dense multicast, and we will implement Nexus 7000 ( Which supports Sparse only). So can we configure Sparse on Nexus to work with The existing Sparse-Dense ?If Yes, What is configuration shoud be done on...

Hi Guys:We are migrating our banks sites to MPLS and having some issueDC is the Datacenter where all the Branches will connect to access resource and reach other branches.DRC is backup in case DC is down.R1 is the primary router at one of the branch ...

Hello;We have a lot of branches. Below config is the same for all. But one of them has a problem. When i apply this config, it gets locked then it restart. Any idea?*****************************access-list 161 remark policy1access-list 161 permit ip ...

hello,pls find attached diagramissue--->i am able to block 100.4.4.4 from R5 with STANDARD ACCESS-LIST but i am not able to do it with EXTENDED ACCESS-LIST can u pls explain, how to do it with ext access-list

Hi, I have server connected with the switch-A. I am facing server slow response problem. I have initiated ping (datagram-1000, repeat-1000)of the server IP from other switch. Ping output is 100 % and no drop, but I m getting few Input and Output erro...

Hi All,This is a topic which I am having alot of trouble with. Typically to implement qos on a switch I just use the Auto QoS but in this case it does not apply.Lets say we have two switches connected over a WAN 100Mpbs Layer 2 link. I want to provid...

I have a 3745 router with one Fa port. I configured two ip ranges on that port and I want to create QOS on the WAN link to guar. 10 megs of traffic. How can i set that up for one ip range? does anyone have any sample configs i can see?