See How to use Deskzilla command line options, How to use JIRA Client command line optionsUse Deskzilla Command Line Options
deskzilla.license / jiraclient.license
Accepts: valid file path (either absolute or relative to Deskzilla installation directory)
Since: 1.2
Sets the license key to be used. If not set, the user may be asked for a license key. If set to an invalid or non-existing file, Deskzilla will not be able to start.
deskzilla.workspace / jiraclient.workspace
Accepts: valid directory path
Default: .Deskzilla subdirectory in the user's home dir Since: 1.2
Sets the workspace to be used. Alternatively, the workspace directory may be specified as a parameter, e.g. deskzilla.exe /home/me/myWorkspace.
deskzilla.home / jiraclient.home
Accepts: valid existing directory name
Since: 1.0
Sets the home directory for Deskzilla. If not set, the directory is guessed based on the current directory and the directory where Deskzilla executables are located.
deskzilla.debug / jiraclient.debug
Accepts: true/false
Since: 1.0
If set to true, Deskzilla will give more detailed output to the console and to log files.
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bugzilla.xml.req.mindelay
Accepts: integer from 0 to 60
Since: deskzilla 1.7
Default: 0
When set to non-zero, defines the number of seconds that must pass between consecutive page load during long query download.
bugzilla.comment.line
Accepts: integer value
Since: Deskzilla 3.1.1 hf 242
Default: 80
The maximum length of a comment line in Bugzilla, in chars. When Deskzilla uploads a comment, it will insert line breaks to ensure that no line exceeds this length. Also, when downloading comments from Bugzilla, Deskzilla will try to display them without the line breaks needed to accomodate for the maximum comment length in Bugzilla.
bugzilla.comment.nowrap
Accepts: true/false
Since: Deskzilla 3.1.1. hf 242
Default: false
When set to true, Deskzilla will not insert line breaks into comments when they are uploaded to Bugzilla, and will not try to remove line breaks from comments downloaded from Bugzilla.