# SIP Trunk Configuration Instruction with Avaya IP Office

## Introduction

SIP Trunk Configuration Instruction with Avaya IP Office Example Configuration provides you with a step-by-step SIP Trunk Configuration of ProSBC with Avaya IP Office systems, using the Web Portal configuration tool. Complete general installation configuration steps, before you begin configuring your specific scenario. Please check how to configure the SIP Trunk in Avaya IP Office for ProSBC from \*[Adding ProSBC as a SIP Trunk in Avaya IP Office](https://prosbcdocs.telcobridges.com/configuration-details/configuration-by-use-case/sip-trunking-configuration/avaya-ip-office-trunk-creation)

## Avaya IP Office SIP Trunk Example

<figure><img src="https://docs.telcobridges.com/w/images/thumb/2/28/Avaya_ip_office.png/800px-Avaya_ip_office.png" alt=""><figcaption></figcaption></figure>

**Configuration Steps**

| <p>(Step 1)<br>Create IP Network</p>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | <p>(Step 2)<br>Create Protocol Stack</p>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | <p>(Step 3)<br>Create Call Route</p>                                                                                                          |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------- |
| <ul><li><a href="../../configuration-by-web-portal-category/ip-network-settings/configuring-a-virtual-port">Configuring an IP Virtual Port</a></li><li><a href="../../configuration-by-web-portal-category/ip-network-settings/configuring-a-vlan">Configuring a VLAN</a></li><li><a href="../../configuration-by-web-portal-category/ip-network-settings/configuring-ip-interfaces">Configuring IP Interfaces</a></li><li><a href="../rtp-no-anchoring/parameter-allow-low-delay-media-relay/configuring-an-ip-port-range">Create an IP port range</a></li></ul> | <ul><li><a href="../rtp-no-anchoring/parameter-allow-low-delay-media-relay/configuring-an-ip-port-range">Create an IP port range</a></li><li><a href="../../configuration-by-web-portal-category/sip/creating-a-sip-stack">Create a SIP stack</a></li><li><a href="../../configuration-by-web-portal-category/sip/creating-a-sip-transport-server">Create a SIP transport server</a></li><li><a href="../rtp-no-anchoring/creating-profiles">Modify profile</a></li><li><a href="../../configuration-by-web-portal-category/network-access-points-nap">Allocate a SIP NAP</a></li></ul><p><br></p> | <ul><li><a href="../../configuration-by-web-portal-category/call-routing/creating-a-first-call-route">Create a first call route</a></li></ul> |

## NAP Configuration

* See [Create SIP NAP](https://prosbcdocs.telcobridges.com/configuration-details/configuration-by-web-portal-category/network-access-points-nap)
  * Here, You must create two NAPs, one SIP NAP will be FreePBX NAP and other NAP will be for SIP trunk provided by ITSP