Path Computation Element Protocol (PCEP) Numbers

Created
2008-12-19
Last Updated
2014-08-13
Available Formats

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Plain text

Registries included below

PCEP Messages

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC5440]
1 Open [RFC5440]
2 Keepalive [RFC5440]
3 Path Computation Request [RFC5440]
4 Path Computation Reply [RFC5440]
5 Notification [RFC5440]
6 Error [RFC5440]
7 Close [RFC5440]
8 Path Computation Monitoring Request (PCMonReq) [RFC5886]
9 Path Computation Monitoring Reply (PCMonRep) [RFC5886]
10-255 Unassigned

PCEP Objects

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Object-Class Value Name Object-Type Reference
0 Reserved 1-15: Reserved [RFC5440]
1 OPEN 1: Open [RFC5440]
2-15: Unassigned
2 RP 1: Request Parameters [RFC5440]
2-15: Unassigned
3 NO-PATH 1: No Path [RFC5440]
2-15: Unassigned
4 END-POINTS 1: IPv4 addresses [RFC5440]
2: IPv6 addresses [RFC5440]
3: IPv4 [RFC6006]
4: IPv6 [RFC6006]
5-15: Unassigned
5 BANDWIDTH 1: Requested bandwidth [RFC5440]
2: Bandwidth of an existing TE LSP for which a reoptimization is requested [RFC5440]
3-15: Unassigned
6 METRIC 1: Metric [RFC5440]
2-15: Unassigned
7 ERO 1: Explicit Route [RFC5440]
2-15: Unassigned
8 RRO 1: Recorded Route [RFC5440]
2-15: Unassigned
9 LSPA 1: LSP Attributes [RFC5440]
2-15: Unassigned
10 IRO 1: Include Route [RFC5440]
2-15: Unassigned
11 SVEC 1: Synchronization Vector [RFC5440]
2-15: Unassigned
12 NOTIFICATION 1: Notification [RFC5440]
2-15: Unassigned
13 PCEP-ERROR 1: PCEP Error [RFC5440]
2-15: Unassigned
14 LOAD-BALANCING 1: Load Balancing [RFC5440]
2-15: Unassigned
15 CLOSE 1: Close [RFC5440]
2-15: Unassigned
16 PATH-KEY 1: Path Key [RFC5520]
2-15: Unassigned
17 XRO 1: Route exclusion [RFC5521]
2-15: Unassigned
18 Unassigned 1-15: Unassigned
19 MONITORING 1: Monitoring [RFC5886]
2-15: Unassigned
20 PCC-REQ-ID 1: IPV4 Addresses [RFC5886]
2: IPV6 Addresses [RFC5886]
3-15: Unassigned
21 OF 1: Objective Function [RFC5541]
2-15: Unassigned
22 CLASSTYPE 1: Class-Type [RFC5455]
2-15: Unassigned
23 Unassigned 1-15: Unassigned
24 GLOBAL-CONSTRAINTS 1: Global Constraints [RFC5557]
2-15: Unassigned
25 PCE-ID 1: IPV4 Addresses [RFC5886]
2: IPV6 Addresses [RFC5886]
3-15: Unassigned
26 PROC-TIME 1: PROC-TIME [RFC5886]
2-15: Unassigned
27 OVERLOAD 1: overload [RFC5886]
2-15: Unassigned
28 UNREACH-DESTINATION 1: IPv4 [RFC6006]
2: IPv6 [RFC6006]
3-15: Unassigned
29 SERO 1: SERO [RFC6006]
2-15: Unassigned
30 SRRO 1: SRRO [RFC6006]
2-15: Unassigned
31 Branch Node Capability Object 1: Branch node list [RFC6006]
2: Non-branch node list [RFC6006]
3-15: Unassigned
32 VENDOR-INFORMATION 0: Unassigned
1: Vendor-Specific Constraints [RFC7150]
2-255: Unassigned
33-255 Unassigned 1-15: Unassigned

PCEP Message Common Header Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-4 Unassigned

Open Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-4 Unassigned

RP Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-16 Unassigned
17 Core-tree computation (C-bit) [RFC7334]
18 Fragmentation (F-bit) [RFC6006]
19 P2MP (N-bit) [RFC6006]
20 ERO-compression (E-bit) [RFC6006]
21 Make-before-break (M-bit) [RFC5557]
22 Report the request order (D-bit) [RFC5557]
23 Path Key (P-bit) [RFC5520]
24 Supply OF on response [RFC5541]
25 VSPT [RFC5441]
26 Strict/Loose [RFC5440]
27 Bi-directional [RFC5440]
28 Reoptimization [RFC5440]
29-31 Priority [RFC5440]

NO-PATH Object NI Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Value Description Reference
0 No path satisfying the set of constraints could be found [RFC5440]
1 PCE chain broken [RFC5440]
2-255 Unassigned

NO-PATH Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0 Unsatisfied constrained indicated [RFC5440]
1-15 Unassigned

METRIC Object T Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC5440]
1 IGP metric [RFC5440]
2 TE metric [RFC5440]
3 Hop Counts [RFC5440]
4 Aggregate bandwidth consumption [RFC5541]
5 Load of the most loaded link [RFC5541]
6 Cumulative IGP cost [RFC5541]
7 Cumulative TE cost [RFC5541]
8 P2MP IGP metric [RFC6006]
9 P2MP TE metric [RFC6006]
10 P2MP hop count metric [RFC6006]
11-255 Unassigned

METRIC Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-5 Unassigned
6 Computed metric [RFC5440]
7 Bound [RFC5440]

LSPA Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-6 Unassigned
7 Local Protection Desired [RFC5440]

IRO Subobjects

Registration Procedure(s)
IETF Review
Reference
[RFC5521]
Available Formats

CSV
Value Description Reference
1 IPv4 prefix [RFC3209]
2 IPv6 prefix [RFC3209]
3 Unassigned
4 Unnumbered Interface ID [RFC3477]
5-31 Unassigned
32 Autonomous system number [RFC3209]
33 Explicit Exclusion Route subobject (EXRS) [RFC4874]
34-127 Unassigned

SVEC Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-18 Unassigned
19 Partial Path Diverse [RFC6006]
20 Link Direction Diverse [RFC6006]
21 SRLG Diverse [RFC5440]
22 Node Diverse [RFC5440]
23 Link Diverse [RFC5440]

Notification Object

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Notification-type Name Notification-value Reference
0 Reserved 1-255: Reserved [RFC5440]
1 Pending Request cancelled 1: PCC cancels a set of pending requests [RFC5440]
2: PCE cancels a set of pending requests [RFC5440]
3-255: Unassigned
2 PCE Congestion 1: PCE in congested state [RFC5440]
2: PCE no longer in congested state [RFC5440]
3-255: Unassigned
3-255 Unassigned 1-255: Unassigned

Notification Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-7 Unassigned

PCEP-ERROR Object Error Types and Values

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Error-Type Meaning Error-value Reference
0 Reserved 0-255: Reserved [RFC5440]
1 PCEP session establishment failure 0: Unassigned [RFC5440]
1: reception of an invalid Open message or a non Open message. [RFC5440]
2: no Open message received before the expiration of the OpenWait timer [RFC5440]
3: unacceptable and non negotiable session characteristics [RFC5440]
4: unacceptable but negotiable session characteristics [RFC5440]
5: reception of a second Open message with still unacceptable session characteristics [RFC5440]
6: reception of a PCErr message proposing unacceptable session characteristics [RFC5440]
7: No Keepalive or PCErr message received before the expiration of the KeepWait timer [RFC5440]
8: PCEP version not supported [RFC5440]
9-255: Unassigned
2 Capability not supported 0-255: Unassigned [RFC5440]
3 Unknown Object 0: Unassigned [RFC5440]
1: Unrecognized object class [RFC5440]
2: Unrecognized object Type [RFC5440]
3-255: Unassigned
4 Not supported object 0: Unassigned [RFC5440]
1: Not supported object class [RFC5440]
2: Not supported object Type [RFC5440]
3: Unassigned
4: Unsupported parameter [RFC5441]
5-255: Unassigned
5 Policy violation 0: Unassigned [RFC5440]
1: C bit of the METRIC object set (request rejected) [RFC5440]
2: O bit of the RP object cleared (request rejected) [RFC5440]
3: objective function not allowed (request rejected) [RFC5541]
4: OF bit of the RP object set (request rejected) [RFC5541]
5: Global concurrent optimization not allowed [RFC5557]
6: Monitoring message supported but rejected due to policy violation [RFC5886]
7: P2MP Path computation is not allowed [RFC6006]
8-255: Unassigned
6 Mandatory Object missing 0: Unassigned [RFC5440]
1: RP object missing [RFC5440]
2: RRO missing for a reoptimization request (R bit of the RP object set) [RFC5440]
3: END-POINTS object missing [RFC5440]
4: MONITORING object missing [RFC5886]
5-255: Unassigned
7 Synchronized path computation request missing 0-255: Unassigned [RFC5440]
8 Unknown request reference 0-255: Unassigned [RFC5440]
9 Attempt to establish a second PCEP session 0-255: Unassigned [RFC5440]
10 Reception of an invalid object 0: Unassigned [RFC5440]
1: reception of an object with P flag not set although the P-flag must be set according to this specification. [RFC5440]
2-255: Unassigned
11 Unrecognized EXRS subobject 0-255: Unassigned [RFC5521]
12 Diffserv-aware TE error 0: Unassigned [RFC5455]
1: Unsupported class-type [RFC5455]
2: Invalid class-type [RFC5455]
3: Class-Type and setup priority do not form a configured TE-class [RFC5455]
4-255: Unassigned
13 BRPC procedure completion failure 0: Unassigned [RFC5441]
1: BRPC procedure not supported by one or more PCEs along the domain path [RFC5441]
2-255: Unassigned
14 Unassigned 0-255: Unassigned
15 Global Concurrent Optimization Error 0: Unassigned [RFC5557]
1: Insufficient memory [RFC5557]
2: Global concurrent optimization not supported [RFC5557]
3-255: Unassigned
16 P2MP Capability Error 0: Unassigned [RFC6006]
1: The PCE cannot satisfy the request due to insufficient memory [RFC6006]
2: The PCE is not capable of P2MP computation [RFC6006]
3-255: Unassigned
17 P2MP END-POINTS Error 0: Unassigned [RFC6006]
1: The PCE cannot satisfy the request due to no END-POINTS with leaf type 2 [RFC6006]
2: The PCE cannot satisfy the request due to no END-POINTS with leaf type 3 [RFC6006]
3: The PCE cannot satisfy the request due to no END-POINTS with leaf type 4 [RFC6006]
4: The PCE cannot satisfy the request due to inconsistent END-POINTS [RFC6006]
5-255: Unassigned
18 P2MP Fragmentation Error 0: Unassigned [RFC6006]
1: Fragmented request failure [RFC6006]
2-255: Unassigned
19-255 Unassigned 0-255: Unassigned

PCEP-ERROR Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-7 Unassigned

LOAD-BALANCING Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-7 Unassigned

CLOSE Object Reason Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC5440]
1 No explanation provided [RFC5440]
2 DeadTimer expired [RFC5440]
3 Reception of a malformed PCEP message [RFC5440]
4 Reception of an unacceptable number of unknown requests/replies [RFC5440]
5 Reception of an unacceptable number of unrecognized PCEP messages [RFC5440]
6-255 Unassigned

CLOSE Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-7 Unassigned

PATH-KEY Subobjects

Registration Procedure(s)
IETF Review
Reference
[RFC5520]
Available Formats

CSV
Value Description Reference
1-63 Unassigned
64 Path Key with 32-bit PCE ID [RFC5520]
65 Path Key with 128-bit PCE ID [RFC5520]
66-127 Unassigned

XRO Subobjects

Registration Procedure(s)
IETF Review
Reference
[RFC5521]
Available Formats

CSV
Value Description Reference
1 IPv4 prefix [RFC3209]
2 IPv6 prefix [RFC3209]
3 Unassigned
4 Unnumbered Interface ID [RFC3477]
5-31 Unassigned
32 Autonomous system number [RFC3209]
33 Unassigned
34 SRLG [RFC4874]
35-63 Unassigned
64 IPv4 Path Key [RFC5520]
65 IPv6 Path Key [RFC5520]
66-127 Unassigned

XRO Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5521]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-14 Unassigned
15 Fail (F-bit) [RFC5521]

Objective Function

Reference
[RFC5541]
Available Formats

CSV
Range Registration Procedures
1-1023 IETF Review
1024-32767 First Come First Served
32768-65535 Reserved for Private Use
Code Point Name Reference
0 Reserved [RFC5541]
1 MCP [RFC5541]
2 MLP [RFC5541]
3 MBP [RFC5541]
4 MBC [RFC5541]
5 MLL [RFC5541]
6 MCC [RFC5541]
7 SPT [RFC6006]
8 MCT [RFC6006]
9-32767 Unassigned
32768-65535 Reserved for Private Use [RFC5541]

PCEP TLV Type Indicators

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC5440]
1 NO-PATH-VECTOR TLV [RFC5440]
2 OVERLOAD-DURATION TLV [RFC5440]
3 REQ-MISSING TLV [RFC5440]
4 OF-List [RFC5541]
5 Order TLV [RFC5557]
6 P2MP capable [RFC6006]
7 VENDOR-INFORMATION-TLV [RFC7150]
8-65535 Unassigned

NO-PATH-VECTOR TLV Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5440]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-23 Unassigned
24 P2MP Reachability Problem [RFC6006]
25 No GCO solution found [RFC5557]
26 No GCO migration path found [RFC5557]
27 PKS expansion failure [RFC5520]
28 BRPC Path computation chain unavailable [RFC5441]
29 Unknown Source [RFC5440]
30 Unknown Destination [RFC5440]
31 PCE currently Unavailable [RFC5440]

MONITORING Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5886]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-18 Unassigned
19 Incomplete [RFC5886]
20 Overload [RFC5886]
21 Processing Time [RFC5886]
22 General [RFC5886]
23 Liveness [RFC5886]

PROC-TIME Object Flag Field

Registration Procedure(s)
IETF Review
Reference
[RFC5886]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-14 Unassigned
15 Estimated [RFC5886]

OVERLOAD Object Flag field

Registration Procedure(s)
IETF Review
Reference
[RFC5886]
Note
Bits are numbered from bit 0 as the most significant bit.
Available Formats

CSV
Bit Description Reference
0-7 Unassigned