
Open Shortest Path First (OSPF) Multi-Topology Routing 

(last updated 2007-06-28)

Registry Name: Multi-Topology ID Values
Reference: [RFC4915]
Range     Registration Procedures         Notes
--------  ------------------------------  ------------------------
0-2       Reserved                        IANA does not assign
3-31      IETF consensus
32-127    Reserved                        IANA does not assign
128-255   Reserved                        IANA does not assign


Registry:
Bit      Name                                              Reference
-------  ------------------------------------------------  ---------
0        Reserved for advertising the metric associated    [RFC4915]
         with the default topology (see Section 4.2)
1        Reserved for advertising the metric associated    [RFC4915]
         with the default multicast topology
2        Reserved for IPv4 in-band management purposes     [RFC4915]
3-31     Unassigned                                        [RFC4915]
32-127   Reserved for development, experimental and        [RFC4915]
         proprietary features [RFC3692]
128-255  Invalid and SHOULD be ignored                     [RFC4915]


References
----------
[RFC3692]  T. Narten, "Assigning Experimental and Testing Numbers 
           Considered Useful", RFC 3692, January 2004.

[RFC4915]  P. Psenak, S. Mirtorabi, A. Roy, L. Nguyen and P. Pillay-Esnault,
           "Multi-Topology (MT) Routing in OSPF", RFC 4915, June 2007.

(registry created 2007-06-04)

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