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1024 CHAPTER 73: BGP DEBUGGING COMMANDS
// Device A received the BGP Route-refresh message, with a length of 23, address
family of 1, sub-address family of 1, and When to Refresh of 0.
debugging bgp timer
Syntax debugging bgp [ ipv4-address | ipv6-address ] timer
undo debugging bgp [ ipv4-address | ipv6-address ] timer
View User view
Default Level 1: Monitor level
Parameters ipv4-address: IPv4 address of a peer.
ipv6-address: IPv6 address of a peer.
Description Use the
debugging bgp timer command to enable BGP timer debugging.
Use the undo debugging bgp timer command to disable BGP timer
debugging.
By default, this debugging is disabled.
Enabling debugging may affect system performance; therefore, use the command
only when necessary and disable debugging once the debugging operation is
complete.
Examples # Configure BGP on Device A and specify BGP peer 2.2.2.2 (Device B). On Device B
which is connected to Device A, create no corresponding BGP peer. Enable BGP
timer debugging on Device A.
<Sysname> debugging bgp timer
*0.92311078 Sysname RM/6/RMDEBUG:
BGP_TIMER: CR Timer Expired for Peer 2.2.2.2
// The ConnectRetry timer for BGP peer 2.2.2.2 expired.
# Configure BGP and specify a peer on Device B. The two devices establish a BGP
peer relationship. Disable Device A from sending Keepalive messages to Device B.
Then enable BGP timer debugging on Device B.
<Sysname> debugging bgp timer
*0.92311078 Sysname RM/6/RMDEBUG:
BGP_TIMER: HOLD Timer Expired for Peer 2.2.2.2
Table 229 Description on the fields of the debugging bgp timer command
Field Description
CR Timer Connection retry timer
HOLD Timer Hold timer