CHAPTER68 Configuration Parameters Reference
Mediant 1000 Gateway & E-SBC | User's Manual
Parameter Description
â– The user sends an unregister request.
â– The device sends a REGISTER request for the user, but
does not receive a SIP 200 OK in response.
â– The parameter is disabled. When enabled again, new random
user parts are assigned to the Accounts.
To configure Accounts, see Configuring Registration Accounts.
[UnregisterOnStartup] Enables the device to unregister all user Accounts that were
registered with the device, upon a device reset. During device
start-up, each Account sends a REGISTER message
(containing "Contact: *") to unregister all contact URIs belonging
to its Address-of-Record (AOR), and then a second after they are
unregistered, the device re-registers the Account.
â– [0] = (Default) Disable
â– [1] = Enable
To configure Accounts, see Configuring Registration Accounts.
'Send Reject (503) upon
Overload'
configure voip >
sip-definition
settings > reject-
on-ovrld
[SendRejectOnOverload]
Disables the sending of SIP 503 (Service Unavailable)
responses upon receipt of new SIP dialog-initiating requests
when the device's CPU is overloaded and thus, unable to accept
and process new SIP messages.
â– [0] Disable = No SIP 503 response is sent when CPU
overloaded.
■[1] Enable = (Default) SIP 503 response is sent when CPU
overloaded.
â– Note: Even if the parameter is disabled (i.e., 503 is not sent),
the device still discards the new SIP dialog-initiating requests
when the CPU is overloaded.
'SIP 408 Response upon
non-INVITE'
configure voip >
sip-definition
settings > enbl-
non-inv-408
[EnableNonInvite408Repl
y]
Enables the device to send SIP 408 responses (Request
Timeout) upon receipt of non-INVITE transactions. Disabling this
response complies with RFC 4320/4321. By default, and in
certain circumstances such as a timeout expiry, the device
sends a SIP 408 Request Timeout in response to non-INVITE
requests (e.g., REGISTER).
â– [0] Disable = SIP 408 response is not sent upon receipt of
non-INVITE messages (to comply with RFC 4320).
â– [1] Enable = (Default) SIP 408 response is sent upon receipt
of non-INVITE messages, if necessary.
'Remote Management by
SIP NOTIFY'
configure voip > sip-
definition settings > sip-
remote-reset
[EnableSIPRemoteReset]
Enables a specific device action upon the receipt of a SIP
NOTIFY request, where the action depends on the value in the
Event header.
â– [0] Disable (default)
â– [1] Enable
The action depends on the Event header value:
â– "Event: check-sync;reboot=false": Triggers the regular
Automatic Update feature (if Automatic Update has been
enabled on the device).
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