MPLS

Hi,Anyone done a back to back VRF with redundant PEs?I am considering having eBGP between the PEs... have also checked the Multipath option, doesn't fit my case as I don't want to load balance... I want to use one PE as Primary and the other only as ...

I read that mpls engineering requires a link state routing protocol such as ospf or isis. We will be going to mpls soon, but currently use bgp on our WAN. Since bgp is a path vector protocol, does that mean we will need to drop bgp in favor os some...

Hi:What is the most common implementation with SP's regarding this?Do SP's commonly use dot1q tunnel + l2pt on the ce intf and q-in-q on the intf to other PE's?It would be nice to know the practical implementation.Thanks.

I have two PE switches that I'd like to create a pseudowire between. These are both ME6524 switches. I have the following configuration:PE#1interface Loopback1 description 6524A-Main Loopback ip address 4.x.x.1 255.255.255.255!interface GigabitEthe...

Hi all , I'm new to mpls environment and also looking for help regarding combining data and voice in the same link if so wht configuration the CE routers requires means that TE or Qos parameters.. MPLS is a new setup and weordered for 1841 route...

Hi, I am jayanthan, new to this forum, seeking a solution for a problem on implementing a type B inter AS.Two MPLS Autonomous Systems, AS1 and AS2 connected via ASBR1 and ASBR2. ASBR1 and PE1 belongs to AS1 and ASBR2 and PE2 belongs to AS2. There i...

Hi,I am using 3750 as a L2 switch in between MPLS PE and MPLS P router. The ports (on 3750M) connecting to MPLS devices are just L2 ports no IP or no LDP. I want to know if I can configure QOS on L2 ports of 3750. Can I map MPLS EXP to COS on switch?...

HI,When configuring L2 VPN over MPLS, I have noticed in some text documentation, MPLS config in Cisco IOS, that when viewing the LFIB via “show mpls forwarding-table” the L2VPN circuit details will show “none” as the outgoing interface, wher...

if interface mtu is not big enough to take mpls packet. we just increase interface mtu. why we need mpls mtu command. if we just only increase mpls mtu.there is problem if mpls mtu biger than interface mtu. so it seem mpls mtu command is useless. ...

Hi,I had an issue with a setup where I had a ppp ATOM circuit, the vc came up and the remote ce's installed the peer default route for the other sides ppp interface, however I was not able to ping across of form any pspf adj's.Additionally, i had a f...

In an MPLS scenario for a large number of sites spread across globe, accessing the app. in datacenter, packets are able to reach the target gateway edge router but the network beyond that (the datacenter app)are not accessible. What could be the prev...

pros and cons using ospf as the PE/CE Protocol

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Hi,I have a GSR configured for default MTU (1500) on the Gigabit SPA (5 port SPA). The interface is used to configure EoMPLS tunnel with 7600s. So when a large EoMPLS packet (with IP Payload > 1492) which has PPPoE header reaches this interface, does...