H3C MSR 20-20 Command Reference Manual page 1022

1022 C 73: BGP D
HAPTER
Examples
C
EBUGGING OMMANDS
Table 227 Description on the fields of the debugging bgp open command
Field
Version: X
Local AS: X
OPT Type: 2 (Capability)
CAP Type: 1 (Multiprotocol) CAP Len: 4
IPv4-UNC (1/1)
CAP Type: 2 (RouteRefresh) CAP Len: 0
Total CAPB Len : X
Total OPT Len : X
Table 228 Description on the fields of the debugging bgp refresh command
Field
AFI/ SAFI
WTR
For details about UPDATE message debugging information, refer to the following
section.
# Display the debugging information about all the BGP messages received and
sent, including Open, Keepalive, Update, and Route-refresh, while Device A and
Device B are establishing a BGP peer relationship with each other.
<Sysname> debugging bgp
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] undo synchronization
[Sysname-bgp] peer 11.1.1.2 group 200
*0.2683484 4945 RM/6/RMDEBUG:
BGP.: 11.1.1.2 Send OPEN, Version: 4
Local AS: 100, HoldTime: 180, Router ID: 192.168.74.1
OPT Type:
CAP Type:
CAP Type:
Total CAPB Len
Total OPT Len
Total Message Len : 39
// Information about the sent BGP Open message
*0.2683500 4945 RM/6/RMDEBUG:
BGP.: 11.1.1.2 Recv OPEN Length: 39
Version: 4, Local AS: 200, HoldTime : 180,
BGP ID: 192.168.74.2, TotOptLen: 10
OPT Type:
CAP Type:
Description
BGP protocol version
Local AS number
Capability negotiation
Multiprotocol capability: afi: 1; safi: 1
Capable of route-refresh
Total capability length
Total optional parameter length
Description
Address family/sub-address family
(When to Refresh) Wait delay for sending
refresh messages
2 (Capability)
1 (Multiprotocol)
2 (RouteRefresh)
: 8
: 10
2 (Capability)
1 (Multiprotocol)
CAP Len: 4
IPv4-UNC (1/1)
CAP Len: 0
OPT Len: 8
CAP Len: 4