Step 3: Monitor Trace File Messages Written in Near-Real Time

Action

To monitor messages in near-real time as they are being written to a trace file, use the following JUNOS command-line interface (CLI) operational mode command:

user@host> monitor start filename

Sample Output

user@host> monitor start isis 

user@host>

*** isis ***

Sep 15 18:32:21 Updating LSP isis5.02-00 in database

Sep 15 18:32:21 Updating L2 LSP isis5.02-00 in TED

Sep 15 18:32:21 Adding a half link from isis5.02 to isis6.00

Sep 15 18:32:21 Adding a half link from isis5.02 to isis5.00

Sep 15 18:32:21 Adding a half link from isis5.02 to isis6.00

Sep 15 18:32:21 Adding a half link from isis5.02 to isis5.00

Sep 15 18:32:21 Scheduling L2 LSP isis5.02-00 sequence 0xd87 on interface fxp2.3

Sep 15 18:32:21 Updating LSP isis5.00-00 in database

Sep 15 18:32:21 Updating L1 LSP isis5.00-00 in TED

Sep 15 18:32:21 Sending L2 LSP isis5.02-00 on interface fxp2.3

Sep 15 18:32:21     sequence 0xd87, checksum 0xc1c8, lifetime 1200