Routing

I need some advice on how to utilize my two serial interfaces on my outside router that is positioned in front of my firewall more efficiently. Currently serial0/0 is connected to ISP-A and serial1/0 is connected to ISP-B. Serial0/0 is my default ro...

Is there any place to find the differences between all the feature sets? There are so many, I just want to make sure I get the appropriate one.Thanks.

I am trying to configure two T1 interface in a 3845. One will connect to a Carrier Access channel bank and one will connect to a video controller. I don't know if it will matter but these 3845 connect to a 6509 with IPSec tunnels running over a VPN S...

What do I need to configure to allow my remote (WAN)connections access to my AS400?Here's a quick overview of my network:remote sites - 172.16.xxx.0/24LAN - 10.1.0.0/16LAN Router - 10.1.1.254/16AS400 - 10.1.50.1/16Here's the scenerio:From 172.16.xxx....

In the text below, if I say *CRC* instead of *FCS*, is the statement below still correct?"IEEE 802.1Q uses an internal tagging mechanism which inserts a 4-byte tag field in the original Ethernet frame itself between the Source Address and Type/Length...

Hi guys, Just getting back into my studies, I have a hypothetical question. Suppose I have a router with 2 x FE ports. I want traffic over port FE0 to be captured on port FE1. What would be the best way for me to do this? SPAN, or can this be complet...

Hi guys, I was wondering how prevalent IPv6 is in todays IP networks? I am moving back into postsales after a couple years pre and trying to fill in the gaps. Also, is IS-IS effectively obsolete?RegardsOmid

Hello i have a situation, show in the attached diagram. I have added default route in RTR-A for the internet.What would be the additional route on RTR-A so that the PCs behind RTR-B & RTR-C can access the domain controller and file sharing in the net...

what do you think about a 1841 with 4 x 2Mbps links (2 x WIC-2T)?

Is there anyway to limit the bandwidht for a specific vlan (C6509/Sup720)?For example I want to limit all traffic going through vlan 20 to 5Mbit (Both directions).

Hi,Just a quick one - what could cause incomplete MAC addresses in the ARP? I know that they can be caused if you try to reach an IP address which is currently not available because it is wrong, or the device with the assigned IP address is currently...

Sir I find in 1841 model router,the wan interface have "clockrate 2000000" cmd,and try to remove it by "no clock rate 2000000",but still in it,why? and how to remove it?

I have a hub router 7507 in the hub-and-spoke topology (remote locations connected via leased lines). For some locations 7507 router runs VoFR. All works well.I have tried to setup VoIP over Frame Relay for a new point in accordance with http://www.c...

Hi All,Well I am in a pretty wierd situation. I have quite many routers in my lab and a new addition of 2621XM is the point of problem. It cann't detect WIC 2T cards. I tried to install cards in 2 of its slots but no vail. In those same slots ISDN ca...