Reference Guide

Table Of Contents
Qualifier Description
-t, --timestamp Add the corresponding number (1, 2, 3, or 4) to the
timestamp command to specify how you want the timestamp
to appear in the output:
1. Do not print a timestamp on each dump line.
2. Print an unformatted timestamp on each dump line.
3. Print a delta (in microseconds) between current and
previous line on each dump line.
4. Print a timestamp in the default format preceded by the
date on each dump line.
-v, --verbosity Specify the verbosity of the output, with 3 being most
verbose.
-D, --dump_intfs Print the list of the network interfaces available on the
system and on which the tcpdump operation can capture
packets.
-F, --input _expr Use the file as input for the filter expression. The file should
be in the tcpdump directory.
-e, --llheader Print the link-level header on each dump line.
-n, --no_addr Do not convert addresses such as host addresses, port
numbers, and so on, to names.
-q, --quiet Print abridged protocol information to make the output lines
shorter.
-T, --timeout Define the timeout before stopping the trace. The timeout
format is xy, where x is a number and y is the unit of
measurement for time (second, minute, hour, day). Some
examples are 30s, 10m, 5h, 2d.
If you want the trace to keep running, set the timeout to no.
The default is no.
-p, --path Specify the path for the output file storage; the default
is /opt/sdnas/log/svc_output. The path that is
specified must be an existing directory under /opt/
sdnas/log/svc_output.
-y, --dlink Set the data link type to datalinktype to use while
capturing packets.
-L, --list List active tcpdump sessions.
-K, --kill Kill all tcpdump sessions or a specific session by designating
its ID.
Back up NAS server configuration (svc_nas_cbr)
This service script enables you to back up all NAS server configurations on the cluster and also view previously backed up
configurations. When you run this script, the backup archive is created in a .tar format. To restore a NAS server from a
backup archive, contact your service provider.
Usage
Function
Diagnostic and Recovery
Mode Service
Usage Service
54 Service Commands