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How to create DNS for LYO using local Active Directory Domain Controller

 

 

Start > Administrative Group > select “DNS” or Rundnsmgmt.msc

 

 

Expand the Domain Controller

 

 

Create a new CNAME record for LYO:

 

SIP pointing to SIPDIR.ONLINE.LYNC.COM

 

 

 

LYNCDISCOVER pointing to WEBDIR. SIPDIR.ONLINE.LYNC.COM

 

 

 

How to create the SRV records for LYO:

 

 

 

Scroll Down and then select “Service Location SRV

 

 

 

Create the SRV for _sip protocol using LYO:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Type

Service

Protocol

Port

Weight

Priority

TTL

Name

Target

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SRV

_sip

_tls

443

1

100

1 Hour

example.com

sipdir.online.lync.com

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Will look like :

 

 

 

Create the SRV for _sipfederationtls protocol using LYO:

Type

Service

Protocol

Port

Weight

Priority

TTL

Name

Target

 

SRV

_sipfederationtls

_tcp

5061

1

100

1 Hour

example.com

sipfed.online.lync.com

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

When finish open Command Prompt (CMD) and then run IPCONFIG /FLUSHDNS