Notes to Users | Network Planning Information |
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Table A-3(continued)
Tones/ |
| Frequency | Cadence | Meaning |
Signal to: |
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| 1. | 20Hz | 0.4s On 0.2s Off 0.4s On 3s Off | Ringing Signal Internal |
| 2. | 20Hz | 1s On 3s Off | Ringing Signal Internal |
| 3. | DTMF A | 80 or 160mS | Voice Mail Answer |
| 4. | DTMF D | 80 or 160mS | Voice Mail Disconnect |
2 Wire extns | 5. DTMF B | 80 or 160mS | Voice Mail Recall | |
| 6. | MWI Signal | 0.9 ON/0.1s Off | Message Waiting Signal |
| 7. | 20Hz | 1s On 1 S Off | Recall Ringing Signal |
| 8. | 1209Hz | 2 bursts 0.16s On twice then 3s Off | External Call waiting |
| 9. | 1209Hz | 2 bursts 0.5s On twice then 3s Off | Internal Call waiting |
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| 1. | 350/440Hz | Continuous | Dial Tone |
| 2. | 400(T1), 350/440Hz(T2) | 4 bursts of 0.125s | DND Stutter Dial Tone |
| 3. | 350/440Hz | 5 bursts of 0.1s 3s On | MW Stutter Dial Tone |
| 4. | 400/450Hz | 0.4s On, 0.2s Off 0.4s On 2s Off | Ringing Back Tone |
| 5. | 400Hz | 0.375s On/0.375s Off Repeated | Normal Extension Busy |
| 6. | 400Hz | 0.375s On/0.375s Off Repeated | |
Internal | 7. | 400Hz | 0.375s On/0.375s Off Repeated | NU/Reorder Tone |
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general | 8. | 440Hz | 1s On | Executive override |
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| 9. | 350/440Hz | 3 bursts of 0.1s | Entry Tone |
| 10. 1209Hz(T1), 500Hz(T2) | Operation rejected. In call | ||
| 11. 350/440Hz | 3 bursts of 0.125s | Operation accepted In call | |
| 12. 2000Hz | 2 bursts of 0.125s | Progmg Operation accepted | |
| 13. 2000Hz | 0.75s On | Prgmg Operation rejected | |
| 14. 350/440Hz | 1s On 2s Off Repeated | CFD stutter dial tone | |
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Strata CTX |