LMP, Link Management Protocol

Description Glossary RFCs Publications Obsolete RFCs

Description:

Protocol suite: TCP/IP.
Protocol type:Application layer protocol.
Ports:701 (UDP).
MIME subtype:
SNMP MIBs:iso.org.dod.internet.mgmt.mib-2.transmission.lmpMIB (1.3.6.1.2.1.10.227).
Working groups: ccamp, Common Control and Measurement Plane.
Links: IANA: LMP parameters.

This protocol is used within the Generalized MPLS (GMPLS) protocol suite to manage TE links.


MAC header IP header UDP header LMP header Data :::

LMP header:

0001020304050607 0809101112131415 1617181920212223 2425262728293031
Version 0 Flags Type
Length 0
Data :::

Version. 4 bits.
LMP version number. Should be set to 1.

Flags. 8 bits.

FlagsDescription
0reserved.
1ControlChannelDown.
2LMP Restart.
3reserved.

Type. 8 bits.
Message type.

TypeDescription
0reserved.
1Config.
2ConfigAck.
3ConfigNack.
4Hello.
5BeginVerify.
6BeginVerifyAck.
7BeginVerifyNack.
8EndVerify.
9EndVerifyAck.
10Test.
11TestStatusSuccess.
12TestStatusFailure.
13TestStatusAck.
14LinkSummary.
15LinkSummaryAck.
16LinkSummaryNack.
17ChannelStatus.
18ChannelStatusAck.
19ChannelStatusRequest.
20ChannelStatusResponse.
21TraceMonitor.
22TraceMonitorAck.
23TraceMonitorNack.
24TraceMismatch.
25TraceMismatchAck.
26TraceReq.
27TraceReport.
28TraceReqNack.
29InsertTrace.
30InsertTraceAck.
31InsertTraceNack.
32
-
247
 
248
-
255
Private use.

Length. 16 bits.
Total length of this LMP message in bytes including the common header and any variable length objects that follow.


Glossary:


RFCs:

[RFC 4204] Link Management Protocol (LMP).

[RFC 4207] Synchronous Optical Network (SONET)/Synchronous Digital Hierarchy (SDH) Encoding for Link Management Protocol (LMP) Test Messages.

[RFC 4209] Link Management Protocol (LMP) for Dense Wavelength Division Multiplexing (DWDM) Optical Line Systems.

[RFC 4327] Link Management Protocol (LMP) Management Information Base (MIB).

[RFC 4394] A Transport Network View of the Link Management Protocol (LMP).


Publications:


Obsolete RFCs:


Description Glossary RFCs Publications Obsolete RFCs