Zultys ZIP4x4, User Manual

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ZIP4x4 User’s Manual
Type a number for the DSCP setting and press the Enter button. The phone will not accept a
number that is greater than 63. All voice packets (RTP) leaving the phone’s microprocessor will
have this value in the ToS byte of the IP header (see figure 1-3 on page 4).
The default value is 0, which corresponds to best effort. If you use differentiated services in your
network, you should set the value to 46 (101110 binary) which corresponds to the expedited
forwarding per hop behavior (PHB).
9.6.3 SIP Communications
When you select Menu | Protected Settings | SIP Communications, the display shows the
parameters needed by the phone to communicate with the SIP proxy and registrar servers.
Each of these parameters is locked and you cannot change any of them unless you have
previously entered the password. If you have entered the password, you can modify any of the
parameters.
The first screen shows:
This example shows fifteen rows, though in practice the display can show only three rows at once.
Use the Up and Down buttons or the Up and Down keys to scroll through the various settings.
Press the Enter button to select a parameter.
Type the new value using the keypad. Most parameters require an IP address. To enter the period
(full stop), use the * key. You can enter some parameters by entering an FQDN. To enter this,
follow the procedure described in section 8.2.6 on page 76.
Press the Enter button (to save changes) or the Esc button (to discard changes) to exit the screen.
The selections are as follows:
PSettings | SIP
}Outbound proxy
Backup proxy
Registrar server
RTP start port
Receive port
Proxy port
Registrar port
Backup proxy port
Page server
Transport protocol
Invite retrans
Non invite retrans
Backup proxy reg
Proxy Password