9504 and 9508 Phones
Using Avaya 9500 Series digital telephones on IP Office.
Open Official 9500 Series GuideAvaya IP Office Resources
Official telephone and voicemail guides, software assistance and secure downloads for Assist Telcom customers.
Telephone User Guides
These buttons open the official Avaya Documentation Center in a new browser tab.
J169, J179 and J189 Phones
Using Avaya J100 Series SIP telephones on IP Office.
Open Official J100 Series Guide9608 and 9611G Phones
Using Avaya 9600 Series IP telephones on IP Office.
Open Official 9600 Series GuideVoicemail Guides
Identify the mailbox type and select the correct Embedded Voicemail or Voicemail Pro guide.
Open Official Voicemail GuidesIP Office Manager Suite
The correct Manager version must match the customer's IP Office system and project requirements. Assist Telcom provides authorized customers with the appropriate installation package through a temporary secure download.
Request Manager Assistance Secure Client Downloads← Return to Support & Downloads
Avaya software remains subject to applicable Avaya license terms. Install or upgrade production-system software only after verifying compatibility, licensing and backup requirements.