debug log

This command displays debugging messages (e.g., Syslog messages). Also displays activities performed by management users in the devices' management interfaces (CLI and Web interface).

Syntax

debug log [full]

Command

Description

full

(Optional) Displays more information than the regular debug messages, for example, 'SID' (Session ID) and 'S' (Syslog message sequence). Useful (for example) in determining if there's a network problem resulting from a Loss of Packets.

Note

When connected to the CLI through Telnet/SSH, the debug log command affects only the current CLI session.
To disable logging, type no debug log.
When connected to the CLI through Telnet/SSH, the no debug log command affects only the current CLI session.
To cancel log display for all sessions, use the command no debug log all.

Command Mode

Basic and Privileged User

Example

Displaying debug messages:

debug log
Logging started
Jun 16 13:58:54  Resource SIPMessage deleted - (#144)
Jun 16 13:58:54  (#70) SBCRoutesIterator Deallocated.
Jun 16 13:58:54  (#283) FEATURE Deallocated.

Displaying debug messages (full):

debug log full
Logging started
Jun 16 13:59:55 local0.notice [S=707517] [SID:1192090812] 
(sip_stack)(706869) Resource SIP Message deleted - (#79) Jun 16 13:59:55 local0.notice [S=707518] [SID:1192090812]
(lgr_sbc)(706870)(#69) SBCRoutesIterator Deallocated. Jun 16 13:59:55 local0.notice [S=707519] [SID:1192090812]
(lgr_sbc)(706871) (#282) FEATURE Deallocated.