http://www.nexpath.com/voice_mail.html

• Number of simultaneous access
• Numeric paging notification
• Email notification
• Option to keep or delete messages in server
• Announce Time and Date and Caller ID of message (configurable)
• View Caller ID and Caller Name of message
• Configurable message length limit mailbox by mailbox
• Configurable total storage size limit mailbox by mailbox
• Configurable permission to allow E-mail notification at each voice mail box
• Stand-alone voice mail boxes
• Number of voice mail boxes limited only by extension numbering (3 digits) and disk space

Voice Mail Keypad and CTI Options:

• Play Message
• Pause Playing
• Resume Playing
• Next Message
• Previous Message
• Skip Forward 5 seconds
• Skip Backward 5 seconds
• Erase Message
• Record New Greeting (Normal and Alternate)
• Select normal or alternate greeting
• Play normal or alternate greeting
• Dial person who left message
• Change Numeric Pager number
• Announce Numeric Pager number
• Erase Numeric Pager number
• Announce time and date of message
• Announce caller ID of message
• Copy (forward) message to another mailbox
• Record prepend to message to copy
• Record short name for forwarded messages and for dial by name auto-attendants
• Save message to local disk (NexDial or TelOper)
• Exit voice mail
• Forwarding to configurable groups of voice mail boxes
• Send message from voice mail with forward/back/record over transcription capability

http://www.optiontelecom.com/voice_mail_features.htm

Internal features

• Leave internal messages.
• Broadcast messages.
• Urgent messages.
• Private messages.