AudioCodes MP-20 Series User Manual page 75

User's Manual
Parameter
Gateway Name - User Domain
proxy_gateway
user_agent
configured_user_agent
Enable PRACK
prack/enabled
Include ptime in SDP
sdp_include_ptime
advanced_dns
Enable rport
rport/enabled
Connect media on 180
connectMediaOn180
Enable Keep Alive
ka_options/enabled
Keep-Alive Type
ka_options/ka_type
Keep-Alive Period
ka_options/timeout
SIP Proxy and Registrar
Use SIP Proxy
use_proxy
Version 4.4.3
Defines the device's domain name which is sent in the SIP
From header of outgoing INVITE messages.
Note: This parameter appears only in 'Advanced' mode.
Defines the user agent parameter that is used in SIP packet
headers.
Replaces the default user_agent with the following format:
AudioCodes MP202B; <MAC>
When enabled, the device replies with a PRACK message
upon receipt of a reliable provisional response. The device
does not initiate reliable provisional responses.
Note: This parameter appears only in 'Advanced' mode.
When enabled, the device adds the ptime field to the SDP
message body.
Note: This parameter appears only in 'Advanced' mode.
This parameter is automatically configured to:

[DNS SRV] - If the SIP Proxy/Outbound Proxy port is
configured to "65535"

[NAPTR] – If the SIP Protocol is set to "UNDEFINED"
Note: The default value is "Disabled".
When enabled, the device adds the rport parameter to the
relevant SIP message fields.
Note: This parameter appears only in 'Advanced' mode.
When enabled, media is connected upon receipt of SIP 180,
183, or 200 messages. When this parameter is disabled,
media is connected upon receipt of 183 and 200 messages
only.
Note: This parameter appears only in 'Advanced' mode.
When enabled, a keep-alive notification is sent every user-
defined interval to the SIP registrar server.
Note: This parameter appears only in 'Advanced' mode.
The type of keep-alive mechanism sent to the SIP registrar:
•
Using SIP OPTIONS: sends SIP OPTIONS messages
•
Using an Empty UDP packet: sends empty UDP
packets
Note: This parameter is available only if the 'Enable Keep
Alive' check box is selected.
Defines the periodic interval for keep-alive messages.
Note: This parameter is available only if the 'Enable Keep
Alive' check box is selected.
When checked, outgoing calls are routed to the configured
SIP proxy. If the 'Use SIP Proxy IP and Port for Registration'
check box is also selected, the configured SIP proxy is also
used as the registrar, allowing incoming calls.
75
9. Configuring VoIP Parameters
Description
MP-20x Multimedia Home Gateway