Routing

I have an issue with IPSEC tunnels and my BGP connection.  I am going to try to lay out the topology as best as possible, so here goes. Please bear with me as a bit complicated and i have run in to something i can't figure out. I have 2x ISPs that co...

Hi Guys, What method will you use to see the world BGP table ? I mean what website that you trust ? I need to check if a public range has been populated from a certain ISP. Based on above, is there a way to check the registery of IP against organi...

Hi,I would like to block people in my office from downloading music off of Itunes. I followed the instructions in Document ID 98684. I tested, and Itunes is still able to download from the store. I have heard that it uses port 80. Is there any wa...

(This is not a hypothetical question)   I have recently been tasked with coming up with a solution for a unique problem we are having on our enterprise network. We have several data centers connected with two ISPs at each of their gateways (the gate...

Hi Guys, I have looked around the net for a solution to allow BGP with HSRP. The problem is you cannot source BGP update from HSRP however I have managed to fix this as explained below using LAB. I can only use /30 between ISP and my routers so here...

Hi all, I have recently been provided with an additional subnet with its own gateway (say, 10.10.10.0/24 and gateway 10.10.10.1). This, and my original subnet (say, 172.16.16.0/24), are both routed through the same physical link from my provider to g...

Hi everybody, at the moment we are migrating some ospf sites to bgp. The Problem is that we are using a OSPF stub area. So it is not possible to redistribute BGP routes into the OSPF stub area. So we have to tricks to propagate the bgp routes into os...

hi, is there a way to limit incoming BGP route advertisements without restarting the neighbor relationship? For example I only want my customer to send me just a  1000 BGP routes. The first 1000 routes will be installed on the table but the exceedi...

Hi everyone. I have a situation where there are two different internet connections with the one being vdsl (static IP) and the other adsl2 (Dynamic IP). Each connection uses a Vigor 2760 router. Currently both wan's are conected to a cisco SF220-24 s...

Hello,My customer uses WS-C3560G-48TS-E switches in air traffic control systems. A requirement for one project is that the entire system be up and running in under five minutes. The WS-C3560G-48TS-E and its replacement - WS-C3560X-48T-E with C3KX-NM-...

I'm attempting to pass some L2 traffic through a L3 tunnel, but the means I would normally use does not seem to be implemented. This would normally look like: On each of the routers, Router 1 with loopback 10.83.251.254, and Router 2 with loopback 1...