Our company uses Redmine to track tech support issues, but sometimes these issues are escalated to the outsourced development team, who has their own Redmine.
Has an
In order to achieve your goal you must use the REST API of the Redmine. You can write a script to sync them. You could make to sync two Redmine servers in minutes without writing a single line of code. There is service called Zapier that makes it easy to connect a web service to another web service seamlessly with a lot of options. You should check it out: http://zpr.io/gmXF