Polycom IP 320 Administrator's Manual page 35

• Mutual TLS
server and server authentication of the phone.
• Digital
keys on certain models of SoundPoint IP, SoundStation IP, and Polycom
VVX phones.
• Capturing Phone's Current
be displayed in a web browser.
The following existing features were changed in SIP 3.2:
• Busy Lamp
— To provide individual subscription-based BLF monitoring (without
requiring a centralized resource list to be maintained by the call
server.
— To allow the single button 'remote pick-up' feature to be implemented
using Directed Call Pick-Up using SIP signaling as well as the star
code method supported in SIP 3.1 .
• Secure Real-Time Transport
from the "Technical Bulletin 25751: Secure Real-Time Transport Protocol
on SoundPoint IP Phones" to this guide.
The following new features were introduced in SIP 3.2.2:
• H.323 Protocol—Support for the H.323 protocol for the Polycom VVX 1500
phone.
• Browser and
Polycom VVX 1500 phone only.
Documentation of the newly released SoundPoint IP 321/331/335 and 450
desktop phones and Polycom VVX 1500 business media phone has also been
added.
Note When SoundPoint IP 32x/33x is used in this guide, it includes the SoundPoint IP
320, 321, 330, 331, and 335 phones.
Authentication—Support for phone authentication of the
Certificates— Support for digital certificates and associated private
Screen—Allows the phone's current display to
Field— The BLF feature has been enhanced as follows:
Protocol—Information has been transferred
Microbrowser—Support for a Webkit-style browser for the
Overview
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