Announcement Date: 7 November, 2018

Improvements:
[farms] add multiprotocol and multiport support for SIP
[ssl] not allowed to update the license certificate if it is not valid
[system] kernel update to solve several vulnerabilities (Spectre and Meltdown)

Bugfixes:
[farms] fix backend in maintenance used with the priority algorithm
[farms] solved issue changing TCP to UDP protocol
[farms] modify the virtual port value to * if multiprotocol is configured
[api] latest character was deleted for the hostname
[farms] fixed issues creating load balancing rules for protocol with helpers