Technical Reference for ZyXEL omni.net series
Data Over Speech Channel (for ZyXEL omni.netLCD/LCD+M/Plus)If you are expecting ISDN data calls through the Speech (Voice) channel, you need to setup MSN for that purpose. To the omni.net, if no MSN entries are found in MSN ISDN data lists, all Speech (Voice) calls will be sent to either Phone 1 or Phone 2. Which entry to use would depend on the type of data call that you are expecting. If you only expect PPP calls, you should enter the number that the remote user will use to dial in: entry #3 [AT&ZI3=xxx]. Once this is set, the omni.net will attempt to use PPP protocol to handshake with the remote site whenever a caller dials into this number.
LCD/LCD+M/Plus)
If some numbers have been set using the &ZIn command (this can be seen by issuing the [AT&ZI? Command] and they are not matched with the address of the incoming call, the omni.net will, by default, ignore the call as it may be intended for other devices that share the same S/T interface (S/T bus) with the ISDN TA.
If you want the omni.net to answer inbound calls using all possible protocols, you can set the
| Command |
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| Description |
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ATS119.3=0 |
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| Answer call only when number matched (default) |
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ATS119.3=1 |
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| Best effort call answering |
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Table 27. AT Commands for
Voice calls are routed to one or both of the POTS ports (Phone 1 or/and Phone 2) when they are received. /and Phone 2) when they are received. You can choose the POTS port you want to receive calls by setting the MSN (command [AT&Zin=s], as described in a previous table) to a specific