Messaging feature comparison

Last Updated : Dec 19, 2025 |
The following table summarizes the operational and functional differences between the messaging applications IP Office supports on the IP500 V2 control unit.
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Capacities

Capacity
Voicemail Pro
Embedded Voicemail
Number of mailboxes
No Limit - Limited only by IP Office configuration.
Limited only by IP Office configuration.
Concurrent calls (ports)
Up to 40 dependent on license
6 simultaneous calls
Message Capacity
64MB per mailbox
2 ports: Up to 15 hours
4 ports: Up to 20 hours
6 ports: Up to 25 hours

Features

Feature
Voicemail Pro
Embedded Voicemail
Runs as a service
Yes
No
Multilingual support
Yes
Yes
Voicemail for individual users
Yes
Yes
Voicemail for virtual users
Yes
Yes
Voicemail for hunt groups
Yes
Yes
Group broadcast
Yes
No
Unified Messaging Service (UMS)
Option
No
Integration with Microsoft Exchange Server
Option
No
Resilience and Backup
Option
No
Small Community Network operation
Yes
No
Centralized voicemail services
Yes
No
Distributed voicemail servers in an SCN
Yes
No
Voicemail Ringback
Internal and external
Yes
Voicemail Help TUI
Yes
No
Message Waiting Indication
Yes
Yes
Visual Voice (interactive menu on phone display)
Yes
Yes
Integration with Phone Manager Pro
Yes
No
Personalized greetings
Yes
Yes
Extended personal greetings
YesIntuity mode only.
No
Continuous Loop Greeting
Yes
No
Forward to email
Yes
Yes
Copy to email
Yes
Yes
Listen to email (Text-To-Speech)
Yes1
No
Send email notification
Yes
Yes
Save message
Yes
Yes
Delete message
Yes
Yes
Forward Message to another mailbox
Yes
Yes
Forward to multiple mailboxes
Yes
Yes
Forward with a header message
Yes
Yes
Repeat message
Yes
Yes
Rewind message
Yes
Yes
Fast forward message
Yes
Yes
Pause message
Yes
No
Skip message
Yes
Yes
Oldest message first/newest message first Message Playback Option
Yes
No
Set message priority
Yes1
No
Set automatic message deletion time frame
Yes
No
Alphanumeric Data Collection
Yes1
No
Callers Caller ID, time and date announced
Yes
Yes
Call Back Sender (if Caller ID available)
Yes
Yes
Remote Access to Mailbox
Yes
Yes
User Definable PIN Code
Yes
Yes
Known Caller ID PIN Code By-Pass
Yes
Yes
Breakout to Reception
Internal and external.
Internal and external.

In queue announcements

Feature
Voicemail Pro
Embedded Voicemail
Queue Entry Announcement
Yes
Yes
Queue Update Announcement
Yes
Yes
Queue Position Announcement
Yes
No
Time in Queue Announcement
Yes
No
Time in System Announcement
Yes
No
Estimated Time to Answer (ETA)
Yes
No
Exit Queue to alternative answer point
Yes
No

Auto-Attendant/Audiotex

Feature
Voicemail Pro
Embedded Voicemail
Multi-Level Tree Structure
Yes
Yes
Message Announcements
Yes
No
Whisper Announce
Yes
No
Alarm Calls
Yes
No
Assisted Transfers
Yes
No
Dial by Name
Yes
Yes
Direct Dial by Number
Yes
Yes

Other features

Feature
Voicemail Pro
Embedded Voicemail
Call Recording
Yes
No
Tamper proofed/verified Call Recording
Yes
No
Test Conditions
Yes
No
Personal Numbering
Yes
No
Speaking Clock
Yes
No
Campaign Manager
Yes
No
Voicemail Pro Manager
Yes
No
Customized voicemail
Yes
No
Intuity TUI emulation mode
Yes
No
Forward Emails to external systems (VPIM)
Yes
Yes
Third-party database Access (IVR)
Yes
No
Text-To-Speech within call flows
Yes
No
Support for Visual Basic Scripts
Yes
No
Related links
Messaging features