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Global SIP Settings
4-90 41-001160-03, Rev 00, Releaes 2.4
IP Phone Administrator Guide
13 In the "Local SIP UDP/TCP Port" field, specify the local source port (UDP/TCP) from which the
phone sends SIP messages. Default is 5060.
For more information about this feature, see the section, “SIP and TLS Source Ports for NAT
Traversal” on page 4-37.
14 In the "Local SIP TLS Port" field, specify the local source port (SIPS/TLS) from which the phone
sends SIP messages. Default is 5061.
For more information about this feature, see the section, “SIP and TLS Source Ports for NAT
Traversal” on page 4-37.
15 In the " Registration Failed Retry Timer" field, enter the amount of time, in seconds, that the phone
waits between registration attempts when a registration is rejected by the registrar.
Valid values are 30 to 1800. Default is 1800.
16 In the " Registration Timeout Retry Timer" field, enter the amount of time, in seconds, that the
phone waits until it re-attempts to register after a REGISTER message times out.
Valid values are 30 to 214748364. Default is 120.
17 In the " Registration Renewal Timer" field, enter the length of time, in seconds, prior to expiration,
that the phone renews registrations.
For example, if the value is set to 20, then 20 seconds before the registration is due to expire, a new
REGISTER message is sent to the registrar to renew the registration.
Valid values are 0 to 214748364. Default is 15.
18 The “BLF Subscription Period” field is enabled by default with a value of 3600 seconds.
This feature sets the time period, in seconds, that the IP phone resubscribes the BLF subscription
service after a software/firmware upgrade or after a reboot of the IP phone.
For information about setting the “BLF Subscription Period”, see Chapter 5, the section,
“BLF Subscription Period” on page 5-176.
19 (For Sylantro Servers) The “ACD Subscription Period” field is enabled by default with a value of
3600 seconds.
This feature sets the time period, in seconds, that the IP phone resubscribes the BLF subscription
service after a software/firmware upgrade or after a reboot of the IP phone.
For information about setting the “ACD Subscription Period”, see Chapter 5, the section,
“ACD Subscription Period” on page 5-198.
Aastra Web UI
Step Action
Draft 1