MPLS

Hello All,I am new to Cisco routers and MPLS too. Can someone please guide me to few links to understand MPLS.Basically I am looking for MPLS-VPN understanding. I need to implement the and troubleshoot in my current role.Thanks,

We are deploying a backup data center and need to extend couple of Vlans over the backup data center.These two DC's which are interconnected by a fibre link which we manage and terminates on the ODC2MAN and ODCXMAN.We run  MPLS on these devices ODC2M...

Dear All, For a service provider platform, I'm wondering what's the best choice between routers and layer 3 switchs.The boxes will have the following specifications: Interfaces:   about 4 x 10GigEth interfaces (no serial/POS links)Protocols:  IS-IS  ...

Hi All, i've configured Q-in-Q between 2 sites successfully but what i'm searching for is security over it.as the data will be sent in clear text over the provider mpls network so we need to secure it. the configuration from my side  interface Gigabi...

Hello experts,I have an strange issue with LDP label mapping message. In my lab I have 3 routers. Asr903 and ALU are PE, while asr9922 is P router. I have create xconnect session between asr903 and ALU PE. What I found is asr903 send LDP label mappin...

We started switching to a new mpls provider.First step, two 200M links were commissioned, each terminated in one of my DC; two DC also have dark fibre as backbone.There is no dynamic ce/pe routing as i am going to build my Flexvpn. To test mpls link ...

Hi Guys I have a situation. The scenario (see the attached diagram) has to PE01 (IOS) connecting via a port-channel to P01 (IOS-XR), turn P01 connect to PE02 (IOS-XR). So we've configured a pseudowire between PE01 and PE02, this works fine! then we'v...

helloName two reasons not to use CEF per-packet load balancing.thanks

Hi,I want to understand VPNV4 and IPV4 address family.when looking our PE router under the VPNV4 address family we have 4 commandsaddress-family vpnv4 neighbor partial-table send-community both neighbor 1.1.1.1 activate neighbor 2.2.2.2 activate neig...

Hi, we are running l2VPN between 2 PEs and the traffic between them is forwarding over TE tunnel. LDP is not running on any of the interface of PE routers.My question is why the LDP session is showing as "UP" on pseudowire connection b/w the PEs ? Wh...

I am simulating basing bgp send-label functionality.I have two routers. R1 <--> R2 -Running ISIS as IGP-Ibgp peer using loopback-running bgp with send-label R1 advertising 1.1.1.1 loopback IPR2 advertising 2.2.2.2 loopback IP But there are no labels....

there are series of router connected one by one say 5 router. A,B,C,D,EROUTER A HAS LOOPBACK ID 2.2.2.2/24ROUTER E HAS LOOPBACK ID 3.3.3.3/30THEY NEED TO PING WITHOUT ADVERTISING THEMHOW??PLZ SUGGEST ME SOME  WAY..... THNAX SATISH

I have two routers 7606 release, version 12.2(33)SRB2, connected via 2 Giga interfaces in 2 separates /30 running OSPF and MPLS between them. The routers were working fine but something happened that now they are unable to create neighbor between the...