AudioCodes 405HD, Administrator'S Manual, Page: 28 / 242

400HD Series IP Phones
Administrator's Manual 28 Document #: LTRT-11973
3.1 Setting up Network for Auto Provisioning
The phone supports dynamic VLAN discovery, dynamic IP addressing (DHCP), and NTP (as
client).
Note: For manual configuration of Network Settings, see Section 4.2 .
3.1.1 Provisioning Hunt Order
The phone always attempts to use the
first
provisioning method listed below (DHCP Option
160). If it cannot use this method, it attempts to use the second method listed below, and so
on, until it reaches a successful provisioning method. This is called the provisioning 'hunt
order'. The 'hunt order' is:
1. DHCP Option 160 (see Section 3.1.2.1 )
2. DHCP Options 66-67 (see Section 3.1.2.2 )
3. DHCP Options 43 (see Section 3.1.2.5 )
4. SIP SUBSCRIBE and NOTIFY Messages (see Section 3.1.2.7 )
5. Static and Globally Accessible Domain (see Section 3.1.2.8 )
6. Cached Addresses of the Last Provisioning Server Used on Reboots (see Section
3.1.2.9 )
7. AudioCodes Redirect server (see Section 3.1.2.10 )
3.1.2 Dynamic URL Provisioning
Dynamic Host Configuration Protocol (DHCP) can be used to automatically provision the
phone.
 To configure DHCP:
•
Use the table as reference.
Table 3-1: DHCP Automatic Provisioning Parameters
Parameter Description
provisioning/method Defines the provisioning method:

Disable - Automatic update is disabled. The phone
attempts to upgrade its firmware and configuration

Dynamic - DHCP Options (Dynamic URL) (default) -
Using DHCP option 160 as well as option 66/67 for
provisioning

Static URL - Using Static URL for provisioning
provisioning/url_option_value
Determines the DHCP option number to be used for
receiving the URL for provisioning.
The default value is 160.
The phone supports DHCP Option 160 for complete URL
as well as Options 66/67 for TFTP usage. Option 160 has
the highest priority and if absent, Options 66/67 are used.
The following syntax is available for DHCP option 160:

<protocol>://<server IP address or host name>