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Note: If you are using a FritzBox to connect to your VoIP service, dial the prefix *# before any code below.
| Code | What it does | Detail |
|---|---|---|
| *30 | Caller ID Blocking – Enable | Enables Caller ID blocking for the calling extension |
| *31 | Caller ID Blocking – Disable | Disables Caller ID blocking for the calling extension |
| *55 | Voicemail | Retrieve voicemail of the calling extension |
| *65[NUM] | Make a call with Caller ID visible | Make a call with Caller ID visible |
| *67[NUM] | Make a call with Caller ID blocked | Make a call with Caller ID blocked |
| *71[NUM] | Call Forward Unconditional – Set Number | Create and set custom destination for call forward unconditional for calling extension, to specified number |
| *72 | Call Forward Unconditional – Enable | Enable call forward unconditional on calling extension |
| *73 | Call Forward Unconditional – Disable | Disable call forward unconditional on calling extension |
| *78 | DND – Enable | Enables DND on the calling extension |
| *79 | DND – Disable | Disables DND on the calling extension |
| *81[NUM] | Call Forward Busy – Set Number | Create and set custom destination for call forward busy for calling extension, to specified number |
| *82 | Call Forward Busy – Enable | Enable call forward busy on calling extension |
| *83 | Call Forward Busy – Disable | Disable call forward busy on calling extension |
| *88 | Group Call Pickup | Picks up first inbound call to pickup group. |
| *89[EXT] | Directed Call Pickup | Picks up first inbound call on specified extension |
| *91[NUM] | Call Forward No Answer – Set Number | Create and set custom destination for call forward no answer for calling extension, to specified number |
| *92 | Call Forward No Answer – Enable | Enable call forward no answer on calling extension |
| *93 | Call Forward No Answer – Disable | Disable call forward no answer on calling extension |
| *94 | Record a Media File | Records a file in Configuration → Media Files, named with current timestamp, for use in call logic |
| *95 | Echo Test | Tests latency between SIP client and Cloud PBX, and two way audio. |
| *98[EXT] | Voicemail Retrieval – Extension Dialed | Retrieves the voicemail of the extension dialed. Prefix for customized Message Waiting Indication using Busy Lamp Field subscription. |
| *99 | Voicemail System Access | Allows login to any voicemail mailbox. |













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