Provisioning
Device Provisioning via DHCP Options
The VoIP Help Page Team·2 min read·Last updated: March 14, 2026
This article provides instructions on how to configure IP handsets for automatic provisioning using DHCP options, detailing steps for both Windows DHCP servers and Dell SonicWALL devices.
Scope:
The following steps will allow you to configure IP handsets automatically via DHCP options.
Requirements:
- If you or your provider has not already done so, Add Your Device to the Manager Portal
- Handset should be in a Factory Reset state
- Access to the DHCP server (i.e. Windows DHCP server or SonicWALL)
Windows DHCP Server
- 1Open Windows DHCP server
- 2Right-click on IPv4 and click on Set Predefined Options...
3. Complete the following fields
- Option Class: DHCP Standard Options
- Option Name: 066 Boot Server Name
- 1Click Add...
- 2Complete the following fields
- Name: Provisioning Server
- Data Type: String
- Code: 160
- Description: Provisioning Server
- String: http://ndp.ucaasnetwork.com/cfg
- 3Click OK
Dell SonicWALL
- 1Click on Network > DHCP Server > Advanced
2. In the popup window click on Add Option...
3. Fill out the new window as follows:
- Option Name: Provisioning Server
- Option Number: 66
- Option Type: String
- Option Value: http://ndp.ucaasnetwork.com/cfg
- 1Click OK
- 2Click on Add Option... again
- 3Fill out the new window as follows:
- Option Name: Provisioning Server 2
- Option Number: 160
- Option Type: String
- Option Value: http://ndp.ucaasnetwork.com/cfg
- 4Click OK
NOTE: DHCP option overriding the rekeyed UN/PW after the phone provisions. It would be best to add an override disabling DHCP options once provisioned, such as for Yealink static.auto_provision.dhcp_option.enable="0".
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