CHAPTER68 Configuration Parameters Reference
Mediant 1000 Gateway & E-SBC | User's Manual
Parameter Description
Emergency E911 Parameters
'E911 Gateway'
configure voip > sip-
definition settings >
e911-gateway
[E911Gateway]
Enables Enhanced 9-1-1(E9-1-1) support for ELIN
handling in a Microsoft Skype for Business
environment and routing to a PSTN-based emergency
service provider.
■ [0] Disable (default)
■ [1] NG911 Callback Gateway = Enables the ELIN
Gateway.
■ [2] Location Based Manipulations = Enables
ELIN Gateway and location-based manipulation.
For more information, see Location Based
Emergency Routing.
For more information on E9-1-1 in a Skype for
Business environment, see E9-1-1 Support for
Microsoft Skype for Business.
Note: The parameter is applicable only to digital
interfaces.
'E911 Callback Timeout'
configure voip > sip-definition
settings > e911-callback-timeout
[E911CallbackTimeout]
Defines the maximum interval within which the PSAP
can use the ELIN to call back the E9-1-1 caller. This
interval starts from when the initial call established
with the PSAP is terminated.
The valid range is 1 to 60 (minutes). The default is 30.
Note: The parameter is applicable only to digital
interfaces.
'Emergency Special Release Cause'
configure voip > sip-
definition settings >
emrg-spcl-rel-cse
[EmergencySpecialReleaseCause]
Enables the device to send a SIP 503 "Service
Unavailable" response if an emergency call cannot be
established (i.e., rejected). This can occur, for
example, due to the PSTN (for example, the
destination is busy or not found) or ELIN Gateway (for
example, lack of resources or an internal error).
■ [0] Disable (default)
■ [1] Enable
Note: The parameter is applicable only to digital
interfaces.
[Enable911PSAP] Global parameter enabling the support for the E911
DID protocol, according to the Bellcore GR-350-CORE
standard.
You can also configure the feature per specific calls,
using Tel Profiles. For a detailed description of the
parameter and for configuring the feature in the Tel
Profiles table, see Configuring Tel Profiles.
Note: If the feature is configured for a specific Tel
Profile, the settings of the global parameter is ignored
for calls associated with the Tel Profile.
'Emergency Number' Defines a list of “emergency” numbers.
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