First: The settings for each side of the VPN depends on the IP address of your links.If both are IP, dynamic settings are similar.Second: Yes in the remote group configuration item, brand security gateway configuration should be "IP by DNS Resolved"....
Dear Join the dynamic IP addresses to one host entry in a dynamic DNS service, as DynDNS.com, for example.In the VPN configuration page on the router use, both on site and in the group of Setup Setup Remote group the type of Gateway "IP + Domain Name...