...
enable 'my contacts include users of a SIP communications service' and fill in under 'sign-in name:' <username>@<domain>
register with the LCS server. If it succeeds, your configuration is valid.
...
enable 'my contacts include users of a SIP communications service' and fill in under 'sign-in name:' <username>@<domain>
register with the LCS server. If it succeeds, your configuration is valid.