User manual

AT820

AT820 Series

Series

Series User

User

User Manual

Manual

ATCOM TECHNOLOGY CO., LIMITED www.atcom.cn

B. Stun Server: Set a stun server to contact for NAT mapping discovery.

5.4 Account

5.4.1

5.4.1 SIP

SIP

A. Enable: Whether to enable this sip register or not.

B. Display Name: This name will display on the screen. When making outgoing calls,

the callee will show the display name on its screen.

C. User ID: Set user ID for sip account.

D. Authenticate ID: Normally is the same with User ID, can also leave it as blank. If

the server has requirements on it, set it as required!

E. Password: Set password for sip account.

F. SIP Server: Set SIP server, supports both IP address and domain name.

G. SIP Port: Set SIP server port. Default to 5060.

H. Use Outbound Proxy: Whether to use outbound proxy or not.

I. Outbound Proxy Server ： Normally the Proxy server is the same as SIP server. If

they are different then fill in the correct information that provided by ISP.

J. Outbound Proxy Port: Set outbound proxy server port.

K. Register Expires: Set register expires time. Default to 300s. AT820 will auto

configure this expires time to the server recommended setting if it is different from

the SIP server.

L. Subscribe Expires: Set subscribe expires time. Default to 3600s.

M. Transport Type: UDP/TCP/TLS.

N. SIP 100Rel Require: Whether to enable SIP 100rel require function or not . When

set as “ No ” , the phone will support PRACK selectively which means the phone can

dial out successfully no matter the UAS support PRACK or not. But for “ Yes ” , the

phone will ask for supporting PRACK by the strong hand, and then the phone can ’ t