SIP Server Auto Provisioning

I want to have SIP Server name or ip address automatically provided by DHCP server into SIP Client for example IPPI, Zoiper or other IP Phone

First we need to prepare for example Windows 2008R2 DHCP Server
-click Start/Administrative Tools/DHCP
-right click IPv4/Set Predefined Options
-click Add
follow below


-right click Scope Options/Configure Options
-tick 120 SIP Server
SIP Client Settings
  1. IPPI
    20160820 01.10.jpg
  1. Zoiper
    I can’t test because only available for Zoiper Business