ICX 500 Gateway
Doc.no.A100K12202
Page 91
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Set ACDP Link = SIP Link
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Node number = The node number used for the SIP Trunk
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Set Preferred codec (G711u is often used) and RTP Packet Size to 20 ms.
7.2.3. Create access numbers
There are different methods for calling out on a SIP trunk:
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Prefix number:
Dial Phone number. One can choose to send digit by digit (overlap
dialling), or collect all digits in the ICX-500 and send the complete phone number with the
INVITE message (enbloc dialling)
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Integrated Prefix number
: Dial Phone number. The prefix will be included as a
part of the called telephone number.
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Global number
: Dial the phone number without using prefix
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SIP Trunk Station
: Dial the phone number without using prefix
It is possible to combine different methods in the same system.
Example: Calling from an ICX-500 station to a SIP user 571234:
ICX-500 station calling SIP user 571234
