Avaya IP Office 8.1 Product Description page 260

The support of nonce-caching will speed authentication, reduce network signaling traffic, and improve the
efficiency of message handling by IP Office.
All outgoing SIP requests may be authenticated by SIP network with the exception of
Cancel method
IP Office will now support additional levels of authentication by broadening the scope of message types to which
the IP Office will respond.
All methods shall support presence of (proxy) authorization headers except Cancel (RFC compliance). At
present, Invite, Re-Invite, Update, and BYE shall support the presence of such headers. Before the introduction
of these changes, IP Office did not support challenges for Update message.
Template support for new features included in SIP Trunk
Each of the new Manager configuration settings have been added to SIP Line templates.
Product Description
IP Office 8.1
© 2012 AVAYA All rights reserved.
Page 260
Issue 26.k.- (16 August 2012)