Xerox 3550 manual Target Audience, Device Description

XEROX WorkCentre 3550 Information Assurance Disclosure Paper

1.	INTRODUCTION	5
1.1.	Purpose	5
1.2.	Target Audience	5
1.3.	Disclaimer	5

2.	DEVICE DESCRIPTION		6
2.1.		Security-relevant Subsystems	7
2.1.1.		Physical Partitioning	7
2.1.2.		Security Functions allocated to Subsystems	8
2.2.		Controller	9
2.2.1.		Purpose	9
2.2.2.		Memory Components	9
2.2.3.		External Connections	10
2.2.4.		USB Ports	10
2.3		Fax Module	11
2.3.1.		Purpose	11
2.3.2.		Hardware	11
2.4.		Scanner	11
2.4.1.		Purpose	11
2.4.2.		Hardware	11
2.5.		Local User Interface (LUI)	12
2.5.1.		Purpose	12
2.5.2.		Hardware	12
2.6.		Marking Engine (also known as the Image Output Terminal or IOT)	12
2.6.1.		Purpose	12
2.6.2.		Hardware	12
2.6.3.		Control and Data Interfaces	12
2.7.		System Software Structure	13
2.7.1.		Open-source components	13
2.7.2.		OS Layer in the Controller	13
2.7.3.		Network Protocols	14
2.8.		Logical Access	15
2.8.1.		Network Protocols	15
2.8.2.		Ports	16
2.8.3.		IP Filtering	20

3.	SYSTEM ACCESS	21
3.1.	Authentication Model	21
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