Feature

Standard Edition

Enterprise Edition

Number of users

Unlimited

Unlimited

Number of SIP trunks

Unlimited

Unlimited

Number of Routing Rules

Unlimited

Unlimited

Number of Auto Attendant Scripts

Unlimited

Unlimited

Number of concurrent calls

100

1000

Number of ACD Groups

2

Unlimited

ACD Group Distribution Patterns

Circular, Top-Down

Circular, Top-Down, Longest-Idle, Agent Skills based

ACD Comfort Messages

Music on hold, Queue Position, Expected Wait Time

Music on hold, Queue Position, Expected Wait Time

Web-based User Interface

Included

Included

Voice Mail

Included

Included

Real time view of calls

Included

Included

Historic view of calls

Included

Included

RTP Proxy support

Included

Included

Enhanced NAT support

Included

Included

Custom Routing Rules

Included

Included

Remote Office support

Included

Included

Computer Telephony Integration

-

Included

Automated Outbound Calling

-

Included

Load Balancing

-

Included

Failover to alternative destination

-

Included

Alarm trigger on failover

-

Included

SIP Monitoring Watchdogs

-

Included