HP-UX C SIP Stack Programmer's Guide (Novembery 2007)

Configuration 407
Configuration Parameters
proxy2xxSentTimer
A successful server INVITE transaction of a Proxy server includes only the
INVITE request and the 2xx response. (The ACK is not part of the transaction).
After sending the 2xx response the Proxy will wait proxy2xxSentTimer before
the transaction will terminate.
Default value: 0
Remarks: Group A parameter
EVENT NOTIFICATION
C
ONFIGURATION
The following configuration parameters are used by the Event Notification
(SUBSCRIBE/NOTIFY) feature.
maxSubscriptions
The number of subscriptions the SIP Stack allocates. You should set this value
to the maximum number of subscriptions that you expect the SIP Stack to
handle simultaneously.
Default Value: 0 (subscriptions are not supported)
Remarks: Group A parameter
subsAlertTimer
Indicates the time in milliseconds that an alert is given, before subscription
expiration.
Default value: 5000
Remarks: Group A parameter
subsNoNotifyTimer
Indicates the maximum time in milliseconds that a subscription waits for a first
NOTIFY request after receiving a 2xx response to a SUBSCRIBE request. If
you set this parameter to 0, the noNotifyTimer will not be set. If you set this
parameter to –1, the default value is set.
Default Value: 32000
Remarks: Group A parameter
subsAutoRefresh
Specifies whether to send a refresh SUBSCRIBE request when the subscription
is going to be expired.