30
whenthereisanincomingcallfordesignatedaccount.
Ringtones:Choosetheringtoneforeachaccount.
Provisioning Response ACK: 100% reliability for all
provisionalmessages, this meansit willsend ACK every
time the IP phone receives a provisional SIP message
fromSIPserver.
User=phone: If enabled,IP
phonewill send user=phone
withinSIPmessage.
PTime: Interval time between two consecutive RTP
pack ets.
Anonymous Call: If enabled, all outgoing call for the
designatedaccountwillbeanonymousnumber.
Anonymous Call Rejection: If enabled, all incoming
anonymous‐out call for the designated account will be
rejected.
Is escape non Ascii character:To transfer the symbol to
Asciicharacter.
MissedCallLog:Todisplaythemisscalllog.
PreventSIPHacking:EnabletopreventSIPfromhacking.
SessionTimer Todisplayorconfiguresessiontimersettings.
Active: To enable or disable this feature, If enable, the
on going call will be dis connected automatically once
thesessionexpiredunlessit ’sbeenrefreshedbyUACor
UAS.
SessionExpire:Configuresessionexpiretime.
SessionRefresher:Toconfigure
whoshouldberesponse
forrefreshingasession.
Note: UAC means User Agent Client, here stands for IP
phone. UAS means User Agent Server, here stands for SIP
server.
BLFList TodisplayorconfigureBLFListURIaddress.
BLFListURI:BLFListisshortforBusyLampFieldList.
BLFListPickUpCode:TosettheBLFpickupcode.
BLFListBargeInCode:TosettheBLFbargeincode.
Encryption ToenableordisabledSRTPfeature.
Voice Encryption(SRTP): If enabled, all audio signal
(technicallyspeakingit ’sRTP streams)willbe encrypted
formoresecurity.
NAT TodisplayNAT‐relatedsettings.
UDP KeepAlivemessage:If enabled, IPphone will send
UDP keep‐alive message periodically to router to keep
NATportalive.
UDPAliveMsgInterval:Keepalivemessageinterval.
Rport: Remote Port, if enabled, it will add Remote Port