AudioCodes Mediant 800 - NAT and STUN Parameters

CHAPTER72 Configuration Parameters Reference
Mediant 800 Gateway & E-SBC | User's Manual
Parameter Description
'Control Premium QoS'
control-qos
[PremiumServiceClassControlDiffServ]
Global parameter defining the DiffServ value for
Premium Control CoS content (Call Control
applications).
You can also configure the feature per specific
calls, using IP Profiles (IpProfile_SigIPDiffServ) or
Tel Profiles (TelProfile_SigIPDiffServ). For a
detailed description of the parameter and To
configure the feature in the IP Profiles table, see
Configuring IP Profiles or Configuring Tel Profiles.
Note: If the feature is configured for a specific
profile, the settings of this global parameter is
ignored for calls associated with the profile.
'Gold QoS'
gold-qos
[GoldServiceClassDiffServ]
Defines the DiffServ value for the Gold CoS
content (Streaming applications).
The valid range is 0 to 63. The default is 26.
'Bronze QoS'
bronze-qos
[BronzeServiceClassDiffServ]
Defines the DiffServ value for the Bronze CoS
content (OAMP applications).
The valid range is 0 to 63. The default is 10.
NAT and STUN Parameters
The Network Address Translation (NAT) and Simple Traversal of UDP through NAT (STUN)
parameters are described in the table below.
Table 72-13:NAT and STUN Parameters
Parameter Description
STUN Parameters
[EnableStunForward] Enables the device to forward incoming STUN packets (RFC
3849).
■ [0] = (Default) Disable. The device does not forward
received STUN packets.
■ [1] = Enable. The device forwards received STUN
packets.
Note: The parameter is applicable only to the SBC
application.
NAT Parameters
'NAT Traversal'
configure voip >
media settings >
disable-NAT-traversal
[NATMode]
Enables the NAT traversal feature for media when the device
communicates with UAs located behind NAT.
■ [0] Enable NAT Only if Necessary = NAT traversal is
performed only if the UA is located behind NAT:
✔ UA behind NAT: The device sends the media
packets to the IP address:port obtained from the
source address of the first media packet received
from the UA.
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