Routing

Yesterday we had an incident where one of our ISP's had a routing issue yet was still advertising routes to us that were unreachable. We have two ASR routers..one dedicated to ISP1  the other dedicated to ISP2 The ASR's are connected to each other v...

                  Hi, if we have a two static routes with default AD for the same destination wether the traffic will be load balanced or it will pick the first path.Please guide.Thanks in advance.Regards,Naveen

Hi J   Have you got any idea, what the entries in the following netflow printouts with the source/destination ip-address 0.0.0.0 mean?  We can see them both on the CE- and PE-Routers and we do not use any tunnels/TE on the appropriate interfaces? CE-...

Hi, I have a Cisco ASR 903 with two WAN links connected to two remote sites. The two remote sites are now statically connected using a radio link and we want to create an etherchannel link using a new connection that will go through the ASR 903. T...

I have a Cisco ASR 1002 on which I am trying to configure the IOS WebUI following the direction here:http://www.cisco.com/en/US/docs/routers/asr1000/configuration/guide/chassis/webui.htmlProblem is, I can only seem to get the so-called legacy interfa...

System returned to ROM by error - an unknown failure, PC 0x60C37964 at 13:03:34 IST Thu Jun 30 2016 Current Image : c1841-advipservicesk9-mz.124-4.XC7.bin Planning to upgrade to c1841-ipbasek9-mz.124-22.YB2.bin. Is crypto is supported in this vers...

I'm trying to troubleshoot a problem with accessing a server behind NAT on a Cisco 7204 with NPE-G1 and IOS 12.4 I have access-lists permitting traffic with the IP I'm interested in and log-input. I have those applied to all interfaces, inside and ou...

We have a production 7206 with 2 interfaces  configured in a port channel to a 4510. I need to remove 1 side. What is the best way to take a link out of a 2 port port channel without stopping traffic on the other port?

Hi everybody I am trying to understand how a router picks a particular GRE tunnel to decapsulate  GRE encapsulated packet. Please consider the following illustration: SET UP: As can be seen both R2/R3 has two GRE tunnels using same tunnel source  a...

Just logged into new client's firewall And I came across the above access list applied to the outside interface inbound. Does that mean I am allowing everyone one on every port in?

Requirement - Specific traffic between two data centers must guaranteed minimum bandwidth of 50mb and in case of exceed it will change the precedence value from 2 to 0  Here is the configuration which i want to apply Option 1 - class-map match-any ...

I have an issue noticed where I am able to login to a router from my hub router using one wan link ip address but not with other. Whenever I try to attempt login I get message as "Connection to x.x.x.x aborted: error status 32]". we have an acl confi...

We have a scenario where we have two sites, A and B.  We need to deploy our own AS. Both sites connect to two ISPs.  Both sites are connected to each other via 10gb/s DWDM link.  They use EIGRP as an IGP. Every scenario I see like this uses the same...