4.1.7 DISA (Direct Inward System Access)
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| Automated Attendant No.*2 |
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| Extn. No.*1 | 0 |
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*1 | → 7.4 |
| Floating Extension Number |
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→[730] Outgoing Message (OGM) Floating Extension Number
*2 | → 7.4 | 1 Digit AA Destination (Extension | |
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*3 | → 7.4 | Busy / DND Message No. | |
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DISA Security Mode and Available Features
If the DISA AA service is not employed, the caller may access the PBX features by entering the feature numbers. To prevent others from accessing the PBX features, it is possible to assign DISA security.
→7.3
→[732] DISA Security Mode
The features available depend on the preprogrammed DISA security mode as follows:
Security Mode
All Security
CO Line Security
No Security
ü: Available
Intercom | TIE Line Call | ||||
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Call | Without PBX Code |
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ü | ü |
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ü | ü |
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CO Line Call
ü*1
*1 | If CO line call is available, Account Code Entry (→ 1.1.2 Account Code Entry) is also available. |
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Note
DISA AA service and Operator Call (→ 12.1.5 Operator Features) are available for any security mode.
Security Mode Override by Verification Code Entry
If the caller performs Verification Code Entry (→ 19.1.1 Verification Code Entry) while hearing a DISA message, the security mode can be temporarily changed to No Security mode.
Entry method:
Verification Code Entry feature number + + verification code + verification code PIN After changing mode, the new mode remains in force for the duration of the call.
DISA Intercept Routing—Busy
If the first destination called by the outside party is busy, the call is redirected as follows:
a.The call is redirected to the Intercept
b.If an Intercept
c.If neither an intercept destination nor a DISA Busy Message is assigned, the caller will hear a busy tone.
→6.1
Document Version | Feature Manual |
79