P2302R-P1C Support Notes

Primary

CompressionType Select the ZyXEL Device’s first choice for voice coder/decoder.

Secondary

 

Compression

Select the ZyXEL Device’s second choice for voice coder/decoder. Select

 

 

None if you only want the ZyXEL Device to accept the first choice.

Type

 

 

 

Third

This field is disabled if Secondary Compression Type is None.

 

Compression

Select the ZyXEL Device’s third choice for voice coder/decoder. Select

 

None if you only want the ZyXEL Device to accept the first or second

Type

choice.

 

 

 

Control how the ZyXEL Device handles the tones that your telephone

 

makes when you push its buttons. You should use the same mode your

DTMF Mode

VoIP service provider uses.RFC 2833 - send the DTMF tones in RTP

 

packets PCM - send the DTMF tones in the voice data stream. This method

 

works best when you are using a codec that does not use compression (like

 

G.711). Codecs that use compression (like G.729) can distort the tones.SIP

 

INFO - send the DTMF tones in SIP messages

 

 

STUN

 

 

 

 

Select this if all of the following conditions are satisfied.

 

There is a NAT router between the ZyXEL Device and the SIP server

Active

The NAT router is not a SIP ALG.

 

Your VoIP service provider gave you an IP address or domain name for a

 

STUN server. Otherwise, clear this field.

 

 

Server Address

Enter the IP address or domain name of the STUN server provided by your

VoIP service provider.

 

 

 

Server Port

Enter the STUN server’s listening port, if your VoIP service provider gave

 

 

 

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All contents Copyright © 2007 ZyXEL Communications Corporation.

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ZyXEL Communications P-2302R-P1C Primary, Secondary Compression, Type, Dtmf Mode, Active, Server Address, Server Port