User's Manual
29
Sections Description
SIPAccount TodisplaycurrentAccountsettingsortoselectwhichaccount
todisplay.
Codecs Todisplayandconfigureavailable/unavailablecodecslist.
Codecmeanscoder‐decoderwhich isusedtotransferanalog
signaltodigitalsignalorviceversa.
Familiar codecs are PCMU(G711U), PCMA(G711A), G722
(wide‐bandthcodecs),G729andsoon.
VideoCodec Toconfigurethevideoquality
CodecName:ThedefaultvideocodecisH264.
Codec Resolution: It can support QCIF, CIF, VGA, 4CIF,
720P.
Codec Bitrate: The lowest bitrate is 128, the highest
bitrateis2048.
Codecpayload:From90‐119.
Subscribe TodisplayandconfigureMWI,BLF,ACDsubscriptionsettings.
MWI: Message Waiting Indicator which is used to
indicatewhetherthereisunreadnewvoicemessage.
BLF: BLF is short for Busy Lamp Field which is used to
monitorthedesignatedextensionstatus.
ACD:Automatic CallDistri butionis
oftenusedin offices
for customer service, such as call center. The setting
hereistone gotiatewiththeserveraboutexpiretimeof
ACDsubscription.
DTMF TodisplayandconfigureDTMFsettings.
Type: Support Inband,Info, RFC2833 or their
combination.
HowToNotifyDTMF:OnlyavailablewhenDTMFTypeis
Info.
DTMFPayload:ToconfigurepayloadtypeforDTMF.
Note: By default, DTMF type is RFC2833 which is the
standard. Type Inband uses
inband frequency to indicate
DTMF tone which is most used to be compatible to
traditional telephone server. Type Info use SIP Info message
toindicateDTMFmessage.
Call Todisplayandconfigurecall‐relatedfeatures.
MaxLocalSIPPort:Toconfiguremaximumlocalsipport
fordesignatedaccount.
Min LocalSIP Port: Toconfigureminimumlocalsip port
fordesignatedaccount.
Caller IDHeader:ToconfigurewhichCaller IDformatto
fetchfordisplayingon
PhoneUI.
AutoAnswer:Ifenabled,IPphonewillbeauto‐answered