management-url is the option for you. Below URLS can help you more details.
https://kb.juniper.net/InfoCenter/index?page=content&id=KB19411&actp=search
http://www.juniper.net/documentation/en_US/junos15.1x49/topics/example/vpn-security-dynamic-jweb-unique-url-configuring.html
https://kb.juniper.net/InfoCenter/index?page=content&id=KB19411&actp=search
http://www.juniper.net/documentation/en_US/junos15.1x49/topics/example/vpn-security-dynamic-jweb-unique-url-configuring.html