CALL FEATURES
The HT502 supports all the traditional and advanced telephony features.
TABLE 6: HT502 CALL FEATURES
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| *02 |
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| Forcing a Codec (per call) *027110 (PCMU), *027111 (PCMA), *02723 (G723), *02729 (G729), |
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| *0272616 |
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| *027201 (iLBC) |
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| *03 |
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| Disable LEC (pe call) Dial “*03” + ” number ”. No dial tone is played in the middle. |
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| *16 |
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| Enable SRTP |
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| *17 |
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| Disable SRTP |
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| *30 |
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| Block Caller ID (for all subsequent calls) |
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| *31 |
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| Send Caller ID (for all subsequent calls) |
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| *47 |
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| Direct IP Calling. Dial “*47” + “IP address”. No dial tone is played in the middle. Detail see Direct |
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| IP Calling section on page 12. |
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| *50 |
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| Disable Call Waiting (for all subsequent calls) |
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| *51 |
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| Enable Call Waiting (for all subsequent calls) |
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| *67 |
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| Block Caller ID (per call). Dial “*67” + ” number ”. No dial tone is played in the middle. |
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| *82 |
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| Send Caller ID (per call). Dial “*82” + ” number ”. No dial tone is played in the middle. |
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| *69 |
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| Call Return Service: Dial *69 and the phone will dial the last incoming phone number received. |
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| *70 |
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| Disable Call Waiting (per call). Dial “*70” + ” number ”. No dial tone is played in the middle. |
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| *71 |
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| Enable Call Waiting (per call). Dial “*71” + ” number ”. No dial tone is played in the middle. |
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| *72 |
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| Unconditional Call Forward: Dial “*72” and then the forwarding number followed by “#”. Wait for |
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| dial tone and hang up. (dial tone indicates successful forward) |
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| *73 |
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| Cancel Unconditional Call Forward. To cancel “Unconditional Call Forward”, dial “*73”, wait for |
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| dial tone, then hang up. |
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| *74 |
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| Enable Paging Call: Dial “*74” and then the destination phone number you want to page. |
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| *78 |
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| Enable Do Not Disturb (DND): When enabled all incoming calls are rejected. |
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| *79 |
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| Disable Do Not Disturb (DND): When disabled, incoming calls are accepted. |
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| *87 |
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| Blind Transfer |
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| *90 |
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| Busy Call Forward: Dial “*90” and then the forwarding number followed by “#”. Wait for dial tone |
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| then hang up. |
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| *91 |
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| Cancel Busy Call Forward. To cancel “Busy Call Forward”, dial “*91”, wait for dial tone, then |
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| hang up. |
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| *92 |
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| Delayed Call Forward. Dial “*92” and then the forwarding number followed by “#”. Wait for dial |
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| tone then hang up. |
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| *93 |
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| Cancel Delayed Call Forward. To cancel Delayed Call Forward, dial “*93”, wait for dial tone, |
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| then hang up. |
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| Flash/Hook |
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| Toggles between active call and incoming call (call waiting tone). If not in conversation, flash/hook |
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| will switch to a new channel for a new call. |
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| # |
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| Pressing pound sign will serve as |
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Grandstream Networks, Inc. | Page 13 of 32 | |
| Firmware Version 1.0.4.2 | Last Updated: 06/2011 |