Download Aastra 480 Guide Installation guide

Priority Alerting .....................................................................................................5-124
Contents
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Stuttered Dial Tone ...............................................................................................5-131
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Call Waiting Tone .................................................................................................5-133
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Language .............................................................................................................5-135
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Chapter 6
Advanced Operational Features
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About this chapter ...........................................................................................................6-1
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Advanced Operational Features .....................................................................................6-2
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MAC Address/Line Number in REGISTER Messages .............................................6-3
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SIP Message Sequence for Blind Transfer ..............................................................6-5
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Update Caller ID During a Call .................................................................................6-6
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Boot Sequence Recovery Mode ..............................................................................6-7
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Auto-discovery Using mDNS ....................................................................................6-8
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Single Call Restriction (480i CT only) ......................................................................6-9
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Chapter 7
Encryption and the IP Phone
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About this chapter ...........................................................................................................7-1
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Encryption and the IP Phone ..........................................................................................7-2
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Configuration File Encryption Method ......................................................................7-2
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Procedure to Encrypt/Decrypt Configuration Files ...................................................7-3
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Chapter 8
Firmware Upgrade
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About this chapter ...........................................................................................................8-1
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Upgrading the Firmware .................................................................................................8-2
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Manual Firmware Update (TFTP only) .....................................................................8-2
Manual Firmware and Configuration File Update .....................................................8-4
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Automatic Update (auto-resync) ..............................................................................8-6
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41-001129-00 Rev 09, Release 1.4.1