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RN-001029-04, Release 2.5.3, Rev 05 1
SIP IP Phone Models 9143i, 9480i, 9480i CT, and 67xxi Series Phones Release Note 2.5.3
SIP IP Phone
Models 9143i, 9480i, 9480i CT,
and 67xxi Series Phones
Release Note 2.5.3
About this Document
This Release Note 2.5.3 provides issues resolved since the release of the 2.5.2 software for the
9143i, 9480i, and 9480i CT SIP IP Phones and the 67xxi Series SIP IP Phones (6730i, 6731i,
6751i, 6753i, 6755i, 6757i, 6757i CT).
For more detailed information about features associated with each phone, and for information on
how to use the phones, see your model-specific SIP IP Phone Installation Guide and the SIP IP
Phone User Guide. For detailed information about more advanced features, see the SIP IP Phone
Administrator Guide.
Topics in this release note include:
• General Information
(release content, hardware supported, bootloader requirements)
• New Features in Release 2.5.3
• Issues Resolved in Release 2.5.3
• Contacting Aastra Telecom Support