Aastra 9143i Series Administrator's Manual page 10

Single Call Restriction (6757i CT and 9480i CT only) ............................................6-11
Missed Call Summary Subscription .......................................................................6-13
As-Feature-Event Subscription ..............................................................................6-17
Blacklist Duration ...................................................................................................6-22
Whitelist Proxy .......................................................................................................6-24
Transport Layer Security (TLS) ..............................................................................6-26
802.1x Support .......................................................................................................6-31
Symmetric UDP Signaling ......................................................................................6-41
Removing UserAgent and Server SIP Headers .....................................................6-42
GRUU and sip.instance Support ............................................................................6-43
Multi-Stage Digit Collection (Billing Codes) Support (for Sylantro Servers) ...........6-44
Configurable DNS Queries .....................................................................................6-47
Ignore Out of Sequence Errors ..............................................................................6-49
"Early-Only" Parameter in Replaces Header RFC3891 .........................................6-50
Reason Header Field in SIP Message ...................................................................6-50
Configurable "Allow" and "Allow-Event" Optional Headers
Configurable SIP P-Asserted Identity (PAI)
Chapter 7
Encrypted Files on the IP Phone
About this chapter ...........................................................................................................7-1
Encrypted Files on the IP Phone ....................................................................................7-2
Configuration File Encryption Method ......................................................................7-2
Procedure to Encrypt Configuration Files ................................................................7-4
Vendor Configuration File Encryption .......................................................................7-6
Chapter 8
Upgrading the Firmware
About this chapter ...........................................................................................................8-1
Upgrading the Firmware .................................................................................................8-2
Using the "Firmware Update" Page in the Aastra Web UI .......................................8-2
Using the Restart Feature ........................................................................................8-5
Using the Auto-Resync Feature ...............................................................................8-7
x
.
.
.........................6-50
................................................6-51
41-001160-03 Rev 00, Release 2.5
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.