The Tone Commander 6220T-TSG is an on-hook secure version of the 6220 ISDN Telephone. This model meets the requirements for TSG-6 certification set by the National Telecommunications Security Working Group. All appropriate electronic circuitry has been modified to ensure the 6220T-TSG meets TSG-6 on-hook security measures. All TSG models are equipped with 20 keys, and are available in black only.
All TSG models meet DCID Directive no. 6/9 for Sensitive Compartmented Information Facilities (SCIF) checklist items noted in Annex A, Section F, 33b.
TSG-6 Certification Number: TSG-0212B0103
TSG-6 Features:
Firmware:
* All speakerphone-related features are disabled. Hot key dialing and voice announce features are disabled.
* FA (call) options are removed from menus. On-hook FA activation does not initiate calls; FA (call) settings are ignored.
* The user must be off-hook prior to selecting CA, DSS, speed-dial keys, or dialing from the call directory or call log
* 5ESS Custom adjunct control messages are ignored.
* When on-hook, Redial soft key is not provided, Call Directory menu option is not provided (Call Directory dial pad short cut operation is also disabled), and DIAL menu option from the Call Log is not provided.
* All Voice Announce menus, remote download, Speakerphone, and Headset Mode options are eliminated from the Setup menus. Permanent option settings are: VA disabled, Speakerphone disabled, and Handset mode operation (Headset Mode is not allowed).
Hardware:
* The speakerphone microphone and associated circuitry has been removed.
* The handset transmitter circuit has been modified so that the handset microphone is electrically disabled when the phone is idle.
* Operating software cannot be altered in the field after the phone has been factory configured.
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