Furuno NavNet TZtouch2 TZTL12F Setup Procedures page 9

(8) The following page will appear to create a new Nexus CGI Interface under a new Device ID (Device ID must be 1).
Click [Create].
(9) Nexus CGI Interface is now created under the new Device ID: 1.
Change [Port] (port number) to [8090]. (Default: 8080)
(10) Click [Save].
(11) To activate the changed setting, the server should be restarted as instructed in the message below.
Click [Stop].
9