Aastra 5i Series Administrator's Manual page 20

Transport Layer Security (TLS) ..............................................................................6-26
802.1x Support .......................................................................................................6-31
Symmetric UDP Signaling ......................................................................................6-43
Removing UserAgent and Server SIP Headers .....................................................6-44
Multi-Stage Digit Collection (Billing Codes) Support (for Sylantro Servers) ...........6-45
Configurable DNS Queries .....................................................................................6-48
Ignore Out of Sequence Errors ..............................................................................6-50
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
Manual Firmware Update (TFTP only) .....................................................................8-2
Manual Firmware and Configuration File Update .....................................................8-4
Automatic Update (auto-resync) ..............................................................................8-6
......................................................................................................................................8-10
Chapter 9
Troubleshooting
.
About this chapter ...........................................................................................................9-1
Troubleshooting ..............................................................................................................9-3
Log Settings .............................................................................................................9-3
Module/Debug Level Settings ..................................................................................9-4
Support Information ..................................................................................................9-7
WatchDog Task Feature .........................................................................................9-12
Troubleshooting Solutions ............................................................................................9-15
Description .............................................................................................................9-15
Why does my phone display "Application missing"? ..............................................9-15
x
.
.
41-001160-01, Rev 00, Release 2.3
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.