---
title: "MS Teams - DHCP Configuration for Teams SIP Gateway"
slug: "ms-teams-dhcp-configuration-for-teams-sip-gateway"
tags: ["calltower", "public"]
updated: 2026-07-27T13:57:12Z
published: 2026-07-27T13:57:12Z
canonical: "learn.calltower.com/ms-teams-dhcp-configuration-for-teams-sip-gateway"
stale: true
---

> ## Documentation Index
> Fetch the complete documentation index at: https://learn.calltower.com/llms.txt
> Use this file to discover all available pages before exploring further.

# MS Teams - DHCP Configuration for Teams SIP Gateway

DHCP for Teams SIP Gateway (Poly & Yealink 3PIP Devices)

1. Required DHCP Options for Microsoft Teams SIP Gateway

-------------------------------------------------------

Microsoft Teams SIP Gateway requires specific DHCP options so legacy 3PIP desk phones (Poly & Yealink) can locate the Teams provisioning service automatically.

Poly: Option 160 – Provisioning server URL

Yealink: Option 66 – Provisioning server URL

Both: Option 42 – NTP Server
2. Microsoft Teams SIP Gateway Provisioning URLs

------------------------------------------------

Americas: [http://noam.ipp.sdg.teams.microsoft.com](http://noam.ipp.sdg.teams.microsoft.com)

EMEA: [http://emea.ipp.sdg.teams.microsoft.com](http://emea.ipp.sdg.teams.microsoft.com)

APAC: [http://apac.ipp.sdg.teams.microsoft.com](http://apac.ipp.sdg.teams.microsoft.com)
3. Configuring DHCP Option 66 (Yealink)

--------------------------------------

Use Option 66 when provisioning Yealink devices for Teams SIP Gateway.

Steps:
  - Open DHCP Manager
  - Navigate to Scope Options
  - Configure Option 066 – Boot Server Host Name
  - Enter provisioning URL

1. Configuring DHCP Option 160 (Poly)

------------------------------------

Use Option 160 when provisioning Poly devices.

Steps:
  - Open DHCP Manager
  - Add Option 160 – String
  - Enter Teams SIP Gateway provisioning URL
  - Ensure LLDP is enabled

1. Option 42 (NTP Server)

-------------------------

Example: pool.ntp.org

1. Device Behavior for Teams SIP Gateway

---------------------------------------

Devices will:
  - Contact the provisioning server
  - Download firmware
  - Display Teams SIP Gateway sign-in UI
2. Troubleshooting Notes

------------------------

Poly:

- Switch between https:// and http:// if issues occur
- Ensure LLDP is enabled

General:

- Reboot phone after DHCP changes
- Validate DHCP delivery via ipconfig /all, logs, packet captures

1. Example DHCP Option Configurations

-------------------------------------

Poly:

Option 160: [http://noam.ipp.sdg.teams.microsoft.com](http://noam.ipp.sdg.teams.microsoft.com)

Option 42: pool.ntp.org

Yealink:

Option 66: [http://noam.ipp.sdg.teams.microsoft.com](http://noam.ipp.sdg.teams.microsoft.com)

Option 42: pool.ntp.org

Session Initiation Protocol, is the technology that starts, manages, and ends internet-based phone calls and video meetings between people and devices.