Questions tagged [mpls-te]

For questions about Multiprotocol Label Switching (MPLS) Traffic Engineering software, which enables an MPLS backbone to replicate and expand upon the traffic engineering capabilities of Layer 2 ATM and Frame Relay networks.

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2answers
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What is the exact difference between MPLS tunnel and LSP Path?

According to my knowledge, Tunnel - Path between Ingress and Egress Routers.Used for Traffic Engineering (Band-width assigned) LSP Path - Path between Ingress and Egress Routers.Used for MPLS.
2
votes
1answer
148 views

Ways to route traffic via MPLS TE tunnels

As far as I know, in L3VPNs which are implemented on top of MPLS-TE - traffic is routed automatically via the tunnel, since the route's NH information is learned via MP-BGP and this NH is also the ...
1
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0answers
361 views

Problem configuring L3VPN with MPLS, RSVP-TE, VLAN

We are having problems to configure a L3VPN in VIRL with an MPLS CORE NETWORK that uses RSVP-TE as label exchange protocol and IS-IS as IGP protocol. The idea is to distinguish different type of ...
6
votes
3answers
467 views

MPLS traffic engineering

While studying MPLS I couldn't understand it's one basic functionality. Mpls creates tunnel interfaces or pseudowires between label edge routers. To achieve traffic engineering I can set different ...
5
votes
1answer
485 views

MPLS-TE backup LSP protection behavior

I'm trying to learn more about MPLS-TE, specifically how packets are routed once the TE LSP is set up. Most of the examples I could find that include the MPLS label stack shown are examples for Fast ...
3
votes
1answer
1k views

Cisco IOS: Can I have MPLS-TE tunnels use FRR when using dynamic paths?

How can I configured MPLS-TE FRR on IOS using tunnels with dynamic paths (Is this even possible, I think it might be IOS-XR only)? In this topology I have a full mesh of MPLE-TE tunnels configured. ...