MP-202 Telephone Adapter 34 Document #: LTRT-50605
User's Manual
Table 5-2: VoIP - Signaling Protocol - Signaling Protocol
Parameter Description
SIP Transport Protocol*
Choose either UDP (default) or TCP.
Local SIP Port*
The UDP/TCP port (default = 5060) on which the Stack listens.
Gateway Name-User
Domain*
This domain name will be sent in the From header of outgoing Invite
messages.
Enable PRACK*
When enabled, the MP-202 replies with a PRACK message upon receipt of
a reliable provisional response.
The MP-202 does not initiate reliable provisional responses.
Include ptime in SDP*
When enabled, the MP-202 adds the ptime field to the SDP message body.
Enable rport*
When enabled, the MP-202 adds the rport parameter to the relevant SIP
Message fields.
Connect media on 180*
When enabled, media is connected upon receipt of SIP 180, 183, or 200
messages. When the parameter is disabled, media is connected upon
receipt of 183 and 200 messages only.
Enable Keep Alive
using OPTIONS*
When enabled, a SIP OPTIONS message is sent periodically to the SIP
registrar entity.
Keep alive period**
Sets the periodic interval.
* This parameter appears only in 'Advanced' mode.
* * This parameter appears only in 'Advanced' mode and when “Enable Keep Alive using
OPTIONS” is enabled.
Table 5-3: VoIP - Signaling Protocol - SIP Proxy and Registrar
Parameter Description
Use SIP Proxy
When checked, outgoing calls will be routed to the configured SIP proxy. If
the parameter 'Use SIP Proxy IP and Port for Registration' is checked as
well, the configured SIP proxy will also be used as the registrar, allowing
incoming calls.
Proxy IP Address or
Host Name
The IP address or host name of the SIP proxy.
Proxy Port
The UDP or TCP port of the SIP proxy.
Maximum Number of
Authentication Retries
Defines how many times authenticated register messages are re-sent if
401 or 407 responses with a different “nonce” are received.
SIP Security
The MP-202's firewall can be configured to block incoming packets that
have the SIP signaling port as their destination. You can configure up to
two SIP entities (for example, the SIP Proxy or an SBC), which are not to
be blocked by the firewall.
The default value is “Allow all SIP traffic”.
Address Type**
Defines the address type of the additional SIP entity. It can be set to “IP
Address” or “Host Name”.
SIP Entity Address**
The address of the additional SIP entity.
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