Grandstream ht-502 Manuel D’Utilisation
Grandstream Networks, Inc.
HT-502 User Manual
Page 17 of 32
Firmware 1.0.0.77
Last Updated: 1/2008
DTMF
M
ETHODS
DTMF Settings are in Profile pages.
• DTMF
in-audio
• DTMF via RTP (RFC2833)
• DTMF via SIP INFO
• DTMF via SIP INFO
Enable one or more DTMF methods based on your PBX system.
P
REFERRED
VOCODER
(C
ODEC
)
The HT502 supports a broad range of voice codecs. Under Profile web pages, choose your preferred
order of different codecs:
order of different codecs:
• PCMU/A
(or
G711µ/a)
• G729
A/B/E
• G723
• G726
• G726
(16/24/32/40)
• iLBC