SIP Trunking Interconnection

Our SIP Trunks are compatible with wide variety of VOIP IP-PBX’s.

Need Help with your IP-PBX? Contact our experts.

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SIP Trunking Interconnection Documents

We have put together PDF downloadable documents for our clients reference. The documents are property of DIDforSale and can only be used as reference.

Find your IP-PBX. You can then download the document by simply clicking on interconnection guide.




 3CX interconnection guide enable you to configure your 3CX PBX with DIDforSale SIP Trunk.   3CX Interconnection Guide


Have installed Asterisk on your end?  Download the Asterisk
interconnection Guide to help you with step by step configuration.


SIP Trunks from DIDforSale are CISCO Certified.
Download step by step CISCO SIP configuration guide. 
 CISCO SIP Configuration

Microsoft Skype for Business

Microsoft has certified DIDforSale SIP Trunks for Skype for business.   Skype for Business Server SIP configuration


Leverage NEC certified SIP Trunks from DIDforSale for your NEC Communication Platform NEC SIP Configuration


ShoreTel is a global telecommunications vendor which provides unified communications solutions for business. Shoretel Interconnection Guide


To configure your freepbx with DIDforSale download the freepbx interconnection guide.  Freepbx_Interconnection_Guide

Free Switch

Establish Freeswitch connection with DIDforSale by following steps laid down in the interconnection guide. ⇓ Freeswitch_Interconnection_Guide


  How to configure Grandstream PBX with DIDforSale? This document has detailed configuration steps for you to configure with ease. Grandstream_PBX_Interconnection_Guide

Go Autodial

A Quick reference guide for you to configure GOautodial with DIDforSale GoautoDial_Interconnection_Guide


 Zycoo provides wide range of telephony system. You can use the Zycoo interconnection guide to configure DID’s from DIDforSale. Zycoo_Interconnection_Guide


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