3Com MSR 30, MSR 50 manual Debugging bgp timer, ConnectRetry timer for BGP peer 2.2.2.2 expired

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

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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.

Table 229 Description on the fields of the debugging bgp timer command

Field	Description
CR Timer	Connection retry timer
HOLD Timer	Hold timer

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