Zultys ZIP2, User Manual

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ZIP2 User’s Manual
Password: When entered, this password authenticates the phone to the SIP server to which it is
sending messages.
5.3.4 Configuring the ZIP2 to Receive Pages
Paging parameters are located on the CODECs web interface panel, as shown in figure 5-4. To
enable the ZIP2 to receive pages, complete the following paging support parameters:
•
select the Enable Paging Support parameter,
•
enter the IP address or FQDN of the paging server,
•
enter the paging port,
•
select the codec used by the paging server in the appropriate data entry boxes.
5.3.5 STUN
The STUN protocol specifies a scheme to determine the public IP address of an IP device. The ZIP
2 implements STUN as specified in RFC 3489, first to discover if it's behind a NAT/Firewall, then
to obtain the public IP address and port number for that NAT/Firewall. If this discovery is
successful, the ZIP 2 then rewrites all outgoing SIP messages (including RTP port number and
Figure 5-4 CODECs panel