Reference Guide

Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 8.5.1.0 Added support for 4-port 40G line cards on ExaScale.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
E-Series legacy
command
Usage
Information
Syslog messages contain the IP address of the interface used to egress the router. By
configuring the logging source-interface command, the Syslog packets contain the
IP address of the interface configured.
Related
Commands
logging — enables logging to the Syslog server.
logging synchronous
Synchronize unsolicited messages and FTOS output.
S4820T
Syntax
logging synchronous [level level | all] [limit number-of-
buffers]
To disable message synchronization, use the no logging synchronous [level
level | all] [limit number-of-buffers] command.
Parameters
all Enter the keyword all to ensure that all levels are printed
asynchronously.
level level Enter the keyword level then a number as the severity level. A high
number indicates a low severity level and vice versa. The range is
from 0 to 7. The default is 2.
all Enter the keyword all to turn off all.
limit number-of-
buffers
Enter the keyword limit then the number of buffers to be queued
for the terminal after which new messages are dropped. The range is
from 20 to 300. The default is 20.
Defaults Disabled. If enabled without the level or number-of-buffers options specified, level =
2 and number-of-buffers = 20 are the defaults.
Command Modes LINE
1304