2. DNS entries

DNS entries have to be entered correctly in the customer domain and changed if necessary. This ensures the orderly registration and administration of the domain names resolution in IP addresses.

Host TypeValueDescription
lyncdiscover.<customer_domain> CNAME

lyncdiscover.nfonlync.com

Skype for Business service record for automatic client registration
sip.<customer_domain> CNAMEsip.nfonlync.comSkype for Business service record for customer specific edge server
_sip._tls.<customer_domain> SRVWeight: 0
Priority: 0
Port: 443
Host: sip.<customer_domain>
Skype for Business service record for clients and devices
_sipfederationtls._tcp.<customer_domain> SRVWeight: 0
Priority: 0
Port: 5061
Host: sip.<customer_domain>
Skype for Business service record for federation

 

The DNS entries necessary for installation of Skype for Business have to be configured before the actual usage of Skype for Business.

The domain can solely work with Nvoice for Skype for Business with these DNS settings. Usage of the same domain in other Skype for Business server installations or Office 365 is not possible.