Border Gateway Protocol (BGP) Parameters
2008-08-06
BGP Message Types
Standards Action process or the Early IANA Allocation process
1
OPEN
2
UPDATE
3
NOTIFICATION
4
KEEPALIVE
5
ROUTE-REFRESH
BGP Path Attributes
Standards Action process or the Early IANA Allocation process
1
ORIGIN
2
AS_PATH
3
NEXT_HOP
4
MULTI_EXIT_DISC
5
LOCAL_PREF
6
ATOMIC_AGGREGATE
7
AGGREGATOR
8
COMMUNITY
9
ORIGINATOR_ID
10
CLUSTER_LIST
11
DPA
Chen, E., Bates, T., "Destination Preference Attribute for BGP",
Work in progress, March 1996.
12
ADVERTISER
13
RCID_PATH / CLUSTER_ID
14
MP_REACH_NLRI
15
MP_UNREACH_NLRI
16
EXTENDED COMMUNITIES
17
AS4_PATH
18
AS4_AGGREGATOR
19
SAFI Specific Attribute (SSA)
20
Connector Attribute
21
AS_PATHLIMIT (TEMPORARY - Expires 27 October 2007)
22
PMSI_TUNNEL (TEMPORARY - Expires 19 June 2008)
23-254
Unassigned
255
Reserved for development
BGP Error Codes
Standards Action process or the Early IANA Allocation process
1
Message Header Error
2
OPEN Message Error
3
UPDATE Message Error
4
Hold Timer Expired
5
Finite State Machine Error
6
Cease
BGP Error Subcodes
Standards Action process or the Early IANA Allocation process
Message Header Error subcodes
Standards Action process or the Early IANA Allocation process
1
Connection Not Synchronized
2
Bad Message Length
3
Bad Message Type
OPEN Message Error subcodes
Standards Action process or the Early IANA Allocation process
1
Unsupported Version Number
2
Bad Peer AS
3
Bad BGP Identifier
4
Unsupported Optional Parameter
5
[Deprecated]
6
Unacceptable Hold Time
UPDATE Message Error subcodes
Standards Action process or the Early IANA Allocation process
1
Malformed Attribute List
2
Unrecognized Well-known Attribute
3
Missing Well-known Attribute
4
Attribute Flags Error
5
Attribute Length Error
6
Invalid ORIGIN Attribute
7
[Deprecated]
8
Invalid NEXT_HOP Attribute
9
Optional Attribute Error
10
Invalid Network Field
11
Malformed AS_PATH
BGP Cease NOTIFICATION message subcodes
Standards Action or Early IANA Allocation process
1
Maximum Number of Prefixes Reached
2
Administrative Shutdown
3
Peer De-configured
4
Administrative Reset
5
Connection Rejected
6
Other Configuration Change
7
Connection Collision Resolution
8
Out of Resources
BGP Outbound Route Filtering (ORF) Types
0-63
Standards Action or the Early Allocation process [RFC4020]
64-127
First Come First Served
128-255
Vendor-Specific
IANA does not assign
0
Reserved
1-63
Unassigned
64
Address Prefix ORF
65-127
Unassigned
128-255
Reserved for Vendor-Specific
Eric Rosen
mailto:erosen&cisco.com
1999-03
Gargi Nalawade
mailto:gargi&cisco.com
2004-02