Description¶

PBX / Special Dial Prefixes Guide

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Prerequisites¶

• Must have a pbx
• Must have a DTMF capable SIP phone registered to a SIP extension.

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Table of Contents¶

• Audio
• Call Barge
• Voicemail
• ChanSpy
• Dynamic Groups
• Paging
• Intercom

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Audio¶

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Overview¶

Playback and Record audio special extensions

shell¶

i.e. PLAY2000 – 7529 2000
i.e. RECO2000 – 7326 2000

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Call Barge¶

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shell¶

i.e. HEAR – 4327 2000

2000 being optional to listen in on a specific extension.

DTMF signals during eavesdrop¶

Overview¶

Once an eavesdrop session has been established the DTMF signals (keypresses) execute the functions specified below:

DTMF signals¶

2 - to speak with the uuid (pbx extension/user)
1 - to speak with the other half (PSTN call/not the extension you are spying on)
3 - to engage a three way
0 - to restore eavesdrop.
* - to next channel.

Call Barge Silent i.e. 4000 2000

Call Barge Threeway i.e. 4001 2000

Call Barge Callee i.e. 4002 2000

Call Barge Caller i.e. 4003 2000

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ChanSpy¶

Listen in on calls silently

shell i.e. 4004

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Voicemail¶

Check voicemail
MAIL2000-6245 2000

Alternatively you can check voicemail by dialing the voicemail extension directly, i.e. 2000 from your SIP phone connected to your PBX and immediately hitting zero.

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Dynamic Groups¶

Dynamic group extension where members can join the group and leave the group by dialing pre-defined access codes.
i.e. JOIN2000-5646 2000
i.e. EXIT2000- 3948 2000

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Paging¶

*81 Extension#

i.e. *81 1000

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Intercom¶

*80 Extension#
i.e. *80 1000