Routing

Cant Get to Website!!

OK.. have a website which resides in 10.10.102.2 I can access it from the internal network. Yet from the WAN I cannot. Now the interesting part is that the routers on the WAN connection can succesfully ping that address. The address it is trying to b...

Network Not viewable..

Ok I have routerA routerBthen at another site routerC and RouterDAll can communicate via a network 192.168.101.0 255.255.255.0 without any problem. Using tunnels to communicate back and forth. RouterC can access 192.168.102.0 address but the Router ...

MAC flapping issue with VSTP (Cisco and Juniper)

Hi Everyone,We have Juniper EX 4200 as core switch at two sites connected Cisco 2960s and Cisco 3560s (access layer switches). For even-numbered VLANs, one Juniper switch is root bridge and for odd-numbered VLANs, other Juniper switch is the root ...

Resolved! Internet...a very messy place to be?

Hi everyone, for the last few months I've been struggling with an issue. I have spent countless hours trying to find an answer.I run a DMVPN network over the internet serving approx. 80 remote offices including a data center. Most of the offices play...

MPLS checking

Hi ,how we can check MPLS circuit are running fine or not .what are the commands to chek the configuration and if not working fine ?

Resolved! SFP+ speeds

Hi Folks ,we want to buy 150 Catalyst 2960Ss for one of our clients in campus access layer.They already have 1Gig backbone in place right now. Is it possible to buy 10gig capable 2960s switches with SPF+ modules but connect the SFP+ modules to 1 gig...

Techniques for internet load balancing for servers

Hi allIf I hosted an online internet site which I wanted to be access globally across multiple datacentres, how would I achieve this? would it be via DNS ? or some other load balancer? how would it work ?also I hear about anycast, how does this work?...

iWAN with ISR-G2

Team,Recently I participated to one of the Cisco partner briefing where they pitched iWAN design using internet as an alternate transport. With dual ISP connections, the increased SLA at reduced cost compare to MPLS. It leveraged DMVPN, WAAS, QoS, Pf...

Why are BGP network statements not under a VRF?

Hello,We run BGP over our WAN and we group our BGP neighborships into VRFs. But I was looking at the BGP network statements and I noticed that those are not defined under a specific VRF, but rather under the ipv4 address family. But if a network belo...

OSPF adjencies flopping

Pls help

BGP routing based on ARIN info

Hi guys,I have discovered weird routing from our ISP all related to BGP. Here is the scenario (real-one). - there is a /19 prefix bought about 10 years ago, which was registered with ARIN authority. - as bussiness grew each site got it /24.The troub...

3850 switch and possible issue with IP tracking

Hello, I'm hoping that someone has seen something similar to the issue we've experienced today. We've recently installed some new 3850 switches as a direct replacement for some 3750's (the configuration has remained the same apart from some removal o...

Resolved! Determining OSPF default route

I have got OSPF running with two area i.e 0 for my back bone and 1 for the WAN sites. For the WAN sites I need to tell the router to use a default route and how do I do that with OSPF. At the moment I have a static default route onThank for the help

Resolved! Cisco 2900 Router

Hi, I'm new here. I have UC 560 FXO, 2 Cisco 2900 Router,2 Cisco Catalyst 3560 V2 series PoE-48 and 4 tel Cisco 7942. I want to create a VoIP network from point A to point B ; where I can find all settings, connections and configuration commands for...

Resolved! ospf Summarize routes

Hi,its ospf network, i'm facing some problem when i try to summarize routes between from area0 to area 1, Router5 placed in area0 its has couple of loop address and router 2 (ABR) want to summarize those address in to area 1. here is the error messag...