HP Comware 5 Debug Manual Vol 1

Default command level
1: Monitor level
Parameters
peer { ipv4-address | group-name }: Specifies BGP Update message debugging for the specified
peer/peer group.
receive: Specifies the debugging for the received BGP VPNv4 packets.
send: Specifies the debugging for the sent BGP VPNv4 packets.
verbose: Displays detailed debugging information.
Usage guidelines
Enabling debugging might decrease system performance. Therefore, use this command only when
necessary, and disable debugging after the debugging operation is complete.
Examples
# Device A and Device B have established a BGP peer relationship under the VPNv4 instance. Enable
debugging for BGP VPNv4 Update messages on either device. Output similar to the following example
is generated:
<Sysname> debugging bgp update vpnv4
%Sep 4 16:14:32:00 2006 Sysname RM/3/RMLOG:
BGP.: 2.2.2.2 State is changed from OPENCONFIRM to ESTABLISHED.
*Sep 4 16:14:32:16 2006 Sysname RM/6/RMDEBUG:
BGP_L3VPN.: Send UPDATE to peer 2.2.2.2 for following destinations :
*Sep 4 16:14:32:16 2006 Sysname RM/6/RMDEBUG:
Origin : Incomplete
AS Path :
Next Hop : 1.1.1.1
Local Pref : 100
MED : 0
Ext-Community: <1 : 1>
111.1.1.1/32 (RD 100:1,Label 1024),
*Sep 4 16:14:32:22 2006 Sysname RM/6/RMDEBUG:
BGP_L3VPN.: Recv UPDATE from 2.2.2.2 with following destinations :
Update message length : 92
Local Pref : 100
MED : 0
Ext-Community: <1 : 1>
Origin : Incomplete
AS Path :
Next Hop : 2.2.2.2
111.2.2.2/32 (RD 100:2,Label 1024),
*Sep 4 16:14:33:164 2006 Sysname RM/6/RMDEBUG:
203