Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?






In-service software upgrade

<reboot>Reboot system after adding package
<set>List of URLs or pathnames corresponding to packages for ISSU
<package-name>URL or pathname of package
<no-old-master-upgrade>Don't upgrade the old master after switchover
<no-copy>Don't save copies of package files
<unlink>Remove the package after successful installation
<no-sync>No state or session sync from master to backup
<no-validate>Don't check compatibility with current configuration
<no-tcp-syn-check>Disable TCP SYN check on secondary node, Custom time in seconds (0..14400, 0 - default)