Bfd - Juniper EX9200 Features Manual

High Availability Feature Guide for EX9200 Switches

bfd

Syntax
Hierarchy Level
Release Information
Description
Default
Options
290
bfd {
traceoptions {
file filename <files number> <match regular-expression> <size size> <world-readable |
no-world-readable>;
flag flag <flag-modifier> <disable>;
}
}
[edit logical-systems logical-system-name protocols],
[edit logical-systems logical-system-name routing-instances routing-instance-name
protocols],
[edit protocols],
[edit routing-instances routing-instance-name protocols]
Statement introduced before Junos OS Release 7.4.
Configure trace options for Bidirectional Forwarding Protocol (BFD) traffic.
If you do not include this statement, no BFD tracing operations are performed.
disable —(Optional) Disable the BFD tracing operation. You can use this option to disable
a single operation when you have defined a broad group of tracing operations, such
as .
all
file filename —Name of the file to receive the output of the tracing operation. Enclose the
name in quotation marks. All files are placed in the
that you place global routing protocol tracing output in the
files number —(Optional) Maximum number of trace files. When a trace file named
reaches its maximum size, it is renamed
trace-file
so on, until the maximum number of trace files is reached. Then the oldest trace file
is overwritten.
If you specify a maximum number of files, you also must specify a maximum file size with
the option.
size
Range: 2 through 1000 files
Default: 2 files
—Tracing operation to perform. To specify more than one tracing operation,
flag flag
include multiple flag statements. These are the BFD protocol tracing options:
—Trace adjacency messages.
adjacency
all —Trace all options for BFD.
—Trace all errors.
error
event —Trace all events.
—Trace in-service software upgrade (ISSU) packet activity.
issu
directory . We recommend
/var/log
file.
routing-log
, then
trace-file.0 trace-file.1
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