AudioCodes Mediant 800 - DNS Parameters

CHAPTER72 Configuration Parameters Reference
Mediant 800 Gateway & E-SBC | User's Manual
Parameter Description
'NAT IP Address'
configure voip > sip-
definition general-
settings > nat-ip-
addr
[StaticNatIP]
Defines the global (public) IP address of the device to enable
static NAT between the device and the Internet. For more
information, see Configuring a Static NAT IP Address for All
Interfaces on page108.
Note: The parameter is applicable only to the Gateway
application.
[NATBindingDefaultTimeout] The device sends SNMP keep-alive traps periodically - every
9/10 of the time configured by the parameter (in seconds).
Therefore, the parameter is applicable only if you configure
the [SendKeepAliveTrap] parameter to [1].
The parameter is used to allow SNMP communication with
AudioCodes One Voice Operations Center (OVOC)
management platform, located in the WAN, when the device
is located behind NAT. It is needed to keep the NAT pinhole
open for the SNMP messages sent from OVOC to the
device.
The valid range is 0 to 2,592,000. The default is 30.
Note: For the parameter to take effect, a device reset is
required.
'SIP NAT Detection'
configure voip > sip-
definition advanced-
settings > sip-nat-
detect
[SIPNatDetection]
Enables the device to detect whether the incoming INVITE
message is sent from an endpoint located behind NAT.
■ [0] Disable = Disables the device's NAT Detection
mechanism. Incoming SIP messages are processed as
received from endpoints that are not located behind NAT
and sent according to the SIP standard.
■ [1] Enable = (Default) Enables the device's NAT
Detection mechanism.
DNS Parameters
The Domain name System (DNS) parameters are described in the table below.
Table 72-14:DNS Parameters
Parameter Description
'Default Primary DNS Server IP'
configure network > dns settings > dns-
default-primary-server-ip
[DefaultPrimaryDnsServerIp]
Defines the address of the
default primary DNS
server.
The valid value is an IP
address in dotted-decimal
notation. The default is
8.8.8.8.
For more information, see
Configuring Default DNS
Servers on page120.
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