MPLS

Hi All,what is expected downtime if we change subnet mask on sub interface on cisco 1941 from /24 to /23. The /24 is fully utilize at this time. 

Hi everybody , Please consider the following scenario: We are using OSPF with TE enabled R1 ( the ingress LSR) needs to compute the LSP to reach 10.10.10.1 with the following constraint: BW along the path should not be less than 20 Mig. 1)Wi...

Hi, Is there any way to build redundant PE-CE links in MPLS L3VPN? (not multi-homed) Such as the following situations? Fig1: (Dual links between PE and CE) PE-------CE (VPN-A) \-----/   Fig2: (Single PE, Dual CE as active and backup.) PE-----...

 Hi, In my mpls-forwarding table for a trial MPLS VPN network, I came across a few entries that are missing the outgoing interface and next hop information. I am curious to know how can such entry exist? What is the behavior when a packet with label ...

Hello everybodyI'd like to setup VPLS between 3 points. Our switches are 6504E with Sup720-3BXL  and the the following modules and IOS:6504# show moduleMod Ports Card Type                              Model              Serial No. --- ----- ---------...

Hi all!Normally LDP neighbors are found automatically by sending UDP Hello packets on Port 646 with the destination of multicast address 224.0.0.2 out of each LDP enabled interface. With mpls session protection a targeted LDP session must be establis...

friends, I have a scenario where i need to use multiple multi-point GRE tunnels and put them in VRF for each customer. The problem i am facing is that for each Tunnel i use  Routers loopback in global table as source address.  It works fine for one T...

report | edit9 Mar 2014 at 2:16 p.m. UTCHi everyone, I read about MPLS VPN here on this website but I think there is something incomplete or that doesn't fit with CISCO guidelines.First :http://i.stack.imgur.com/l0k2A.jpgHere in the PE2 configuration...

Hi all, I'm trying to configure a custom VRF export map that allows me to add a MED attribute to the VPNv4 routes that I'm exporting into the VPN. I cannot seem to get the MED applied to the routes. It looks like the route-map is being ignored. Could...

Hi,The topology looks like below. The four routers are connected in the below said fashion. Note 186 and 195 are connected. The IGP is ISIS.              7600 185                    |                    |               CRS-8 80                    /\ ...

Hi All,Im currently studying for my MPLS edge exam, and hitting the subject of VRF Lite.  No other way to say this but I just dont get it.The student guide states its a VRF without the need to run MPLS between the PE and CE, well in MPLS, you DONT ru...

Hi All,Unsure if this has been asked before. Now that 642-691 BGP+MPLS is retired, is there and cisco equivalent without having to do the whole CCNP SP course? While I would love to do the whole CCNP-SP, it is not necessary and the knowledge would be...