Aastra Telecom 9480i Series - Manual (Page 20)

x 41-001160-03, Rev 00, Release 2.4
Contents
Update Caller ID During a Call .................................................................................6-8
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Boot Sequence Recovery Mode ..............................................................................6-9
.
Auto-discovery Using mDNS ..................................................................................6-10
.
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
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Whitelist Proxy .......................................................................................................6-24
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Transport Layer Security (TLS) ..............................................................................6-26
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802.1x Support .......................................................................................................6-31
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Symmetric UDP Signaling ......................................................................................6-43
.
Removing UserAgent and Server SIP Headers .....................................................6-44
.
GRUU and sip.instance Support ............................................................................6-45
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Multi-Stage Digit Collection (Billing Codes) Support (for Sylantro Servers) ...........6-46
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Configurable DNS Queries .....................................................................................6-49
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Ignore Out of Sequence Errors ..............................................................................6-51
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“Early-Only” Parameter in Replaces Header RFC3891 .........................................6-52
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Reason Header Field in SIP Message ...................................................................6-52
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Chapter 7
Encrypted Files on the IP Phone
.
About this chapter ...........................................................................................................7-1
.
Encrypted Files on the IP Phone ....................................................................................7-2
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Configuration File Encryption Method ......................................................................7-2
.
Procedure to Encrypt Configuration Files ................................................................7-4
.
Vendor Configuration File Encryption .......................................................................7-6
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Chapter 8
Upgrading the Firmware
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About this chapter ...........................................................................................................8-1
.
Upgrading the Firmware .................................................................................................8-2
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Using the “Firmware Update” Page in the Aastra Web UI .......................................8-2
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Using the Restart Feature ........................................................................................8-5
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Using the Auto-Resync Feature ...............................................................................8-7
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Draft 1