Figure 17. User Authentication - Samsung IPX-S300B System Description

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User Authentication
IPX-S300B can limit its service to allow only those users who passed a series of
authentication process to receive the service. For user authentication, IPX-S300B provides
the HTTP Digest Authentication described in RFC3261 and RFC 2617, and Local
Authentication and Remote Authentication methods are provided for the User
Authentication function.

Local Authentication
IPX-S300B performs internal authentication in the following order:
The SIP phone transmits REGISTER without authentication header to IPX-S300B.
IPX-S300B transmits 401 Unauthorized with challenge information to the SIP phone.
SIP phone transmits REGISTER without authentication header to IPX-S300B.
After IPX-S300B executes Digest Authentication, it transmits 200 OK to the SIP
phone.
Boss/Secretary
The boss/secretary feature allows a boss and a secretary to share one user number while
using their own individual numbers and the intercom feature. Bosses and secretaries can be
connected 1:1 or M:N using multi-device and multi-line feature.
Busy Lamp Field (BLF)
IPX-S300B provides the Busy Lamp Field (BLF) service which indicates the status of a
particular service or the status of the user number using the LED on the buttons of the
phone.

Line Monitoring
This can monitor other parties' status by mapping the extension of the person to
monitor to the button.
© SAMSUNG Electronics Co., Ltd.

Figure 17. User Authentication

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