Kerio Operator

An Enterprise-Class Phone System without Enterprise Complexity

Kerio Operator is a standards-based VoIP system that replaces your traditional PBX. Designed specifically for small and mid-sized businesses, it saves you money and administration time while offering your users powerful capabilities.

You get the advanced call handling and routing typically associated with high-end phone systems, including:

  • Auto attendant
  • Call queues
  • Conference calling
  • Call forwarding, pickup, parking, and recording
  • Click to Call


  • Fax support
  • Paging
  • and CRM integration
  • Voicemail to email
  • And more

Kerio Operator Features

Call Routing

  • Ring groups that send an inbound call to all extensions in a department
  • Call forwarding, that routes calls to users’ offices, mobile phones and other devices
  • Distinctive ringtones for local, external and ring group numbers
  • Customized call-queue audio messaging and auto routing of calls
  • Call forwarding / Find Me that forwards calls to an office extension until the call recipient is located
  • Kerio Operator Softphone that allows users to make and receive office calls from iOS and Android devices

Call Handling

  • Auto attendant to automatically answer incoming calls with custom greetings
  • Administrator-defined rules and menu structures — including out-of-office hours and holidays
  • Call pickup that allows designated users to pick up calls to another user’s phone
  • Directed call pickup makes it possible to answer calls on a specific extension
  • Group paging that activates the loudspeakers in nearby desktop phones
  • Busy Lamp Field (BLF) support that allows users to monitor phone line status on their office phones
  • Call monitoring allows users with an access code to participate in active calls

User Productivity

  • Salesforce-phone system integration with click-to-dial and call logging
  • AMI (Asterisk Manager Interface) Integration with other CRM systems
  • Voicemail to email via .wav files sent to user email addresses
  • The ability to set up extensions and access rules for large or frequent conference calls
  • Dynamic voice conferences let users create conference calls on the fly without predefined conference codes and PINs
  • Support for fax-to-email, PDF-to-fax and T.38 fax machines
  • The ability to dial a desktop phone, access voicemail, configure phone options and view  call history from the Kerio Operator client
  • Directory search that enables users to look up colleagues’ extensions from their phones
  • Call recording that records incoming and outgoing conversations on individual and conference extensions, call queues, ring groups and paging
  • The ability to speed-dial the frequently dialed numbers, e.g. numbers of teleconference, meeting rooms and passcodes
  • Click to Call from Kerio Connect client, Google Chrome & Firefox


  • Password-guessing protection that blocks IP addresses after a specified number of failed login attempts
  • Anomalous behavior detection that alerts administrators to call durations and volumes that are outside limits
  • Encrypt calls on SIP phones that support Secure SIP


  • Built on the Asterisk industry standard platform but with an easy web-based interface
  • Real-time reports on system health, in-progress calls, conference calls  and call queues
  • Auto-provisioning and auto-configuration when a new phone is plugged in
  • Auto-detection, configuration and extension number provisioning that works for Kerio-supported SIP phones
  • Built-In DHCP that auto-assigns IP addresses to VoIP devices
  • Remote performance and status monitoring via SNMP
  • The ability to archive recorded calls to an FTP server or
  • Automatic back up of system configuration, logs, certificates, license, call history, recorded calls, voicemail and custom files to FTP or