User manual

AT-323 SIP Phone User Manual (V1.43)
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3.2.4 SIP Protocol Settings：
Fig 3.5 SIP Protocol Settings
● Use service: Enable/disable service by checking/clearing this box. To
make calls through SIP Proxy Server, please check this box; otherwise,
phone can only make IP-to IP calls.
● register ttl : IP phone will send a keep-alive registration message to SIP
proxy server every “register ttl” seconds. The minimum value is 10,
maximum value is 65535.
Default is 60.
● service type: This option is used to accommodate the miscellaneous
requirements of the system providers. When IP phone is connected to
these systems, please select the corresponding service type.
 Common: no special requirements
 Huawei: use Huawei system
 zte: Use ZTE’s SIP system
 harbour: Use harbour’s SIP system
 utstarcom: Use UtstarCom’s SIP system
 uptech: Use uptech’s SIP system
 keimen: Use keimen’s SIP system
 mediaring: Use mediaring’s SIP system
 italkbb: Use ItalkBB’s SIP system
 stanaphone: Use Stanaphone’s SIP system
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