2.8 DHCP Provisioning
The following illustration depicts an overview of DHCP provisioning.
SIP Phone
A
http://prov.com/utg200/{MODEL}.cfg
Carrier's provisioning
HTTP GET {MODEL}.cfg
B
HTTP GET Config{MAC}.cfg
HTTP GET Config{MODEL}.cfg
C
HTTP GET ConfigCommon.cfg
D
1.
Connect device to network
•
The device is assigned an IP address by the DHCP server, and also receives the provisioning URL
from the DHCP server using DHCP option 160/159/66.
2.
Get initial configuration file
•
The device attempts to connect to the carrier's provisioning server and get the initial configuration file.
3.
Get device configuration files
•
The device checks for the device configuration URL in the initial configuration file and downloads the
device configuration files accordingly.
4.
Connect to the SIP server
Document Version 2015-01
DHCP Server
DHCP Request
DHCP ACK
server URL
Carrier Provisioning Server Carrier SIP Server
SIP REGISTER
2.8 DHCP Provisioning
Administrator Guide
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