Tantacomm Systems
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Contact Center Recording Hardware

 - Auditor

The Auditor card is the speech compression and recording engine used in the majority of TantaComm Systems contact center recording platforms. Designed and built by TantaComm, the Auditor provides up to 96 recording ports per card, which conference and compress two 64 kilobit PCM voice channels into a single 4.8 kilobit data stream in real time. The resulting data is then moved from the card to disk on the Linux host, which also serves as the control point for the TantaComm DartServer API. The Auditor has many additional features including the following:

1. Four T1 recording ports per card which support CAS and ISDN PRI.
2. High integration with low part count and superior reliability, no "piggy-back" or daughter cards are used.
3. Low power consumption.
4. All configuration is done remotely and from a friendly graphical user interface.
5. Hardware compression at 4.8 kilobits and near toll quality, with digital AGC.
6. Provides three or four E1 recording ports depending on the application.
7. Provides T1 signaling information back to DartServer which permits automatic off hook to on hook recording for logging applications.
8. Captures ISDN PRI D channel information and events for automatic recording of call from connect to disconnect, as well as naming the call with data such as dialed number, calling party number, ANI or DNIS.
9. By capturing D channel information, on-demand recording can be triggered by dialed number, ANI or DNIS without the need for computer telephony integration.
10. Provides for multiple independent records (different start and stop time for each recording) via phone recording software as well as real time monitoring for each channel.

The design architecture of the Auditor card is full length, 32 bit PCI, with a powerful DSP resource, an on-board communication processor, eight full duplex T1/E1 ports, a time slot interchanger and an H.100 bus interface. The extensive on-board processing capabilities of the Auditor card relieve the host computer from most of the workload involved with the recording process, and make the Auditor system highly scalable. A single host computer can currently accommodate six Auditor cards and 480 channels. In addition to the GUI, the board features a number of LED status indicators which show card status and T1 activity at a glance, and aid installation and trouble shooting tasks.

The Auditor GUI runs on any standard Windows platform and allows the user to configure, self test and monitor the status of the card or cards in any particular host. In addition, channel activity is dynamically displayed in real time for each digital voice recording. A sample screen is shown below, featuring system information. Once a system has been selected, a tab will be displayed for each Auditor card installed, simplifying the administration of contact center monitoring.



Features include the following:

1. An enterprise view of all DartServers on the network.
2. Detail of the specified host
3. Summary of the cards installed on the selected host and status
4. A statistics page for calls and alarms
5. System log for tracking events and errors

This page also permits administrative functions if enabled by password. A sample card screen display is shown on the next page.


This screen provides a number of important display and control functions:

1. Identifies the host for that card, "Enterprise View"
2. Provides an accounting of the card type, serial number, firmware, etc.
3. A configuration utility to set all parameters such as

  1. trunk type (D4, AMI; ESF, B8ZS, ISDN PRI)
  2. signaling
  3. AGC parameters
  4. audio levels

4. "Trunk Details" provides current trunk configuration
5. An alarm counter
6. Temperature of the card itself (each card has a temperature sensor)
7. Self test programs
8. Card statistics, more specifically, the status of each inbound and outbound time slot for each active T1/E1 channel

 


 
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