User's Manual

SIP security authentication
Authentication Supported? Comments
Digest Authentication Yes
Proxy-to-User
Authentication
Yes
User-to-User
Authentication
No The IP Deskphone responds to
a 401, but never challenges
incoming requests with a 401
response.
S/MIME No
AKA No
SIP DTMF Digit transport
Transport type Supported?
RFC2833 Yes
In-band tones Yes
Out-of-band tones Yes (vnd.avaya.digits)
Supported subscriptions
Subscription type Supported Avaya Call Server specific
address-book Yes Yes
call-park Yes Yes
dialog Yes Yes
presence Yes Yes
message-summary Yes No
SIP security authentication
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