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Questions tagged [rsvp]

For questions about Resource Reservation Protocol (RSVP), where it is a transport layer protocol designed to reserve resources across a network for quality of service (QoS) using the integrated services model.

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1answer
81 views

RSVP bandwidth value configuration in Juniper MX

Can someone please explain is it a good practice to change RSVP bandwidth value of an interface? We have two bundle links between R1 and R2 namely ae13 and ae22 . Both R1 and R2 are Juniper MX ...
2
votes
1answer
115 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
vote
1answer
46 views

Retain RSVP reservation to reduce signaling

Does RSVP reservation protocol allow retaining the reserved path by the host for later use? For example, a host A reserves a path for communicating with host B. After communication is complete, can ...
2
votes
1answer
161 views

Resource Reservation Protocol (RSVP) utilization in Cisco

I was trying to research how RSVP is utilized, and if it succeeded. I have the following question: I notice Cisco routers do support RSVP, but is it really utilized, or is it just for few high-end, ...
7
votes
2answers
3k views

Why are my equal cost LSP's not load balancing equally when using auto-bandwidth?

First, I'm adding this question and answering myself because this type of behavior was absolutely no where to be found, hopefully it will help someone. Problem: We use auto bandwidth to handle the ...
5
votes
1answer
1k views

RSVP between Cisco and Juniper

I can not configure the RSVP between Cisco6509 SUP2T and Juniper MX480. Prior to that set up the neighbor 3 without problems. Now that it is impossible ...I do not understand why :( scheme: Cisco t5/...
9
votes
2answers
876 views

Label to Route mapping, Label generation scalability

In MPLS enabled routers, is a unique label generated per Destination prefix in routing Table or is it per Next-hop in the routing table if not both, how is the mapping between unique labels and ...
5
votes
1answer
3k views

What is a FEC in MPLS domain?

Does FEC correspond to a Next-hop ipaddress or Destination Ipaddress or a combination of Next-hop/Destination Ipaddress and QOS values ?
5
votes
1answer
500 views

Can 2 peering LSR generate same Label to same or different prefix and distribute among them?

Scope of the MPLS labels are within a router or within a interface right ?. So which means the peering neighbor LSR router can generate label values of its own.So say with below mpls topology. |LSR1|-...
18
votes
1answer
990 views

MPLS auto-bandwidth balancing

I operate an MPLS/IP network that utilizes auto-bandwidth to measure bandwidth utilization and signal RSVP accordingly. How can I maintain balance across my LSP paths such that one large [P router]-to-...