Send Group Voice Mails at the Touch of a Button

The powerful Group Voicemail service for Cisco UCC solutions

Callisto Group VoiceMail – Send Prerecorded Voice Messages with a Click

Callisto’s Group VoiceMail module is a sophisticated solution to send pre-recorded voice messages to a group of people. The smart permission management allows only authorized people to send messages. The Group VoiceMail functions are available in the web interface as well as on the assigned phones.

Group VoiceMail

Powerful, flexible, efficient

  • Services
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We Support You in Every Situation

Sales Support

We support you in every step of the resale cycle. Depending on your Partner level, we will guide you through the sales process with your customer.

Installation and Configuration Support

We support you during the installation, configuration, and roll-out process for on-prem, managed service, or cloud projects. A satisfied partner and customer is our daily goal.

Operation and Maintenance Support

We pay attention to the highest quality and stability in each phase of our product development process. Our dedicated support team is immediately available according to defined SLA times if any incident still occurs. More…

Training

We train and support our partners and their customers to learn how to correctly install, manage and use our Callisto products. More…

Tailored Developments

Thanks to the unique Callisto “Open Applications Management” concept, partners and their customers can add customized and tailored applications to the system anytime during runtime with no service interruption. More…

Consulting

Our long-lasting expertise in UCC services and comprehensive industry know-how lead CTModule to deliver the best-in-class consultancy for your projects. More…

You Can Expect Only the Best – Because Quality Matters

Compatible

The Callisto appliance solution has been successfully tested and certified with Cisco UCM V12.5. In addition to that, the Callisto platform is compatible with all popular Cisco PBX systems (UCM, UCME, BE6k/7k, HCS, Webex).

Preferred Solution Partner

CTModule has been working with Cisco Systems since 2004 and is now one of the selected manufacturers worldwide with the Cisco Preferred Solution Partner status.

Swiss Made Software

Since 2007, the “swiss made software” label stands for Swiss values such as quality, reliability and precision - especially in software development. CTModule is one of the first members of this quality label.

Oracle SPMS Validation

CTModule has reached the Oracle Validated Integration for Callisto Cruise with the Oracle Hospitality Cruise Shipboard Property Management System (SPMS). This certification gives customers as well as the responsible shipping crews the necessary assurance that these two important on-board systems work together perfectly.

Technology that inspires

  • Architecture
  • Requirements
  • Compatibility

Callisto architecture – The new simplicity

The Callisto platform provides the following features (without Modules and Applications):

  • all interfaces to the Cisco telephony infrastructure, provisioning (e.g., Kurmi), and 3rd party systems (e.g. (S)PMS, CRM, alarm systems, etc.)
  • Base infrastructure for import, configuration, and administration of modules, collections, and applications
  • Platform management for security, back-up/restore, update/upgrade process, licensing, log and troubleshooting capabilities
  • Dashboard and reporting
  • Single Sign-On (SSO) support
  • User and administrator management, rights management.

After licensing, modules, collections, or customized applications can be uploaded to the Callisto platform and configured in a simple and flexible way.
Callisto, with its available modules and applications, supports the following end devices and clients (depending on the use case):

  • Callisto web and telephone interface
  • Cisco endpoints (XML-enabled with push message support)
  • Cisco Jabber client with Callisto Gadgets (tabs)
  • Cisco Webex App
  • PC with Callisto operator solution and Callisto Gadgets
  • SmartPhones (iOS/Android) with Callisto Gadgets and native applications
  • Tablets (iOS/Android) with Callisto Gadgets and native applications
  • Legacy phones, DECT phones, WLAN phones according to manuals.

The Cisco PBX infrastructure (BExk, UCM, HCS) is connected to the Callisto platform via SIP trunk, AXL, and JTAPI (for COC switch solution) or SFTP (for CDRs).
Further Callisto interfaces are:

  • SIP, Secure SIP (UDP, TCP, TLS)
  • RTP, SRTP, T.38/G.711 (Softfax)
  • Cisco AXL
  • IP Socket connection
  • HTTP(S), (S)FTP
  • (S)LDAP (authentication, phone book)
  • ESPA 4.4.4 / X (Alarming)
  • REST (provisioning)
  • Application interfaces for various services or applications

The Unified Presence Server (CUPS) can be integrated as an external presence source.

Minimal requirements and resource-saving for green IT

The following requirements are needed for a proper use of the Callisto platform with the selected module(s):

Requirements Requisite/Description
Callisto Appliance (virtual Image, OVA)
  • One Callisto appliance for up to approx. 1000 parallel calls on the platform.
  • One platform is sufficient for an unlimited number of users and voicemail boxes
Virtual environment minimal: VMware ESX(i) 6.5
Callisto Appliance “Small”
  • up to 60 parallel calls
  • 2 GB RAM
  • 2 CPUs (ca. 2 GHz)
  • 80 GB hard disk space
  • 1 network connection
Callisto Appliance “Medium”
  • up to 240 parallel calls
  • 4 GB RAM
  • 4 CPUs (ca. 2 GHz)
  • 80 GB hard disk space
  • 1 network connection
Callisto Appliance “Large”
  • up to 240 parallel calls
  • 6 GB RAM
  • 8 CPUs (ca. 2 GHz)
  • 80 GB hard disk space
  • 1 network connection
  • max. 960 parallel calls per appliance
PBX (TVA/PBX) Cisco IP-PBX: CUCM, HCS, Webex (Unified CM), BExk, UCx00, UCME

Compatibility

The following products have been tested for interoperability with the Callisto platform.

Note: Various modules of the Callisto platform may also be compatible with other IP-PBX systems. Contact us if you have a specific project.

Manufacturer System Version
Cisco Systems Inc. Unified Communications Manager 7.x, 8.x, 9.x, 10.x, 11.x, 12.x, 14.x
Cisco Systems Inc. Unified Communications Manager Business Edition 6000 8.6, 9.x, 10.x, 11.x, 12.x, 14.x
Cisco Systems Inc. Unified Communications Manager Business Edition 7000 8.6, 9.x, 10.x, 11.x, 12.x, 14.x
Cisco Systems Inc. Unified Communications Manager Express 7.x, 8.x, 9.x,10.x,11.x, 12.x, 14.x
Cisco Systems Inc. Hosted Collaboration Solution (HCS) 8.6, 9.x, 10.x, 11.x ,12.x, 14.x
Cisco Systems Inc. Cisco UCM Cloud
     
Cisco Systems Inc. Cisco Unified Presence Service (CUPS) 8.x, 9.x, 10.x, 11.x, 12.x, 14.x
     
Cisco Systems Inc. Cisco Jabber 7.x, 8.x, 9.x, 10.x, 11.x, 12.x, 14.x
Cisco Systems Inc. Cisco Webex Client
     
Diverse Android for Smartphones and Tablets upon request
Apple Inc. IOS for Smartphones and Tablets upon request
     
CTModule AG COC Operator Console Windows 7.x, 8.x, 10.x, 11.x

Contact us!

We are happy to assist you

Phone: +41 31 531 11 11
Email: sales@ctmodule.com