security and the small office/home office network
TRANSCRIPT
Security and the Small Office/Home Office network
Security and the Small Office/Home Office Network
http://www.apogeect.com
Frank Middleton
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Security and the Small Office/Home Office network
1 OSI, 2 802, 3 Stds, 4 Phy, 5 DL, 6 DLSec, 7 NL, 8 IP, 9 IP bits, 10 IPSec, 11 Transport, 12 NAPT, 13 DMZ, 14 Tunnel, 15 TLS, 16 Session, 17 Pres, 18 Portal, 19 Trader, 20 Application, 21 Conclusion. ©2003 Apogee Communications Technologies, Inc. All Rights
Reserved.
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Security and the Small Office/Home Office network OSI Intro
ISO/IEC 10731:1994Open Systems Interconnection Reference Model (OSI-RM):
A model that describes the general principles of open systems interconnection and the network architecture resulting from those principles (American National Standard Dictionary of Information Technology (ANSDIT))
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Security and the Small Office/Home Office network OSI Intro
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StandardsLayer Standards ISO standard CCITT standard
ACSE (Application Layer) Service ISO 8649 CCITT X.217
Protocol ISO 8650 CCITT X.227
Presentation Layer Service ISO 8822 CCITT X.216
Protocol ISO 8823 CCITT X.226
ISO 8824 CCITT X.208
ISO 8825 CCITT X.209
Session Layer Service ISO 8326 CCITT X.215
Protocol ISO 8327 CCITT X.225
Transport Layer Protocol Service ISO 8072 CCITT X.214
Protocol ISO 8073 CCITT X.224
Darpa TCP RFC 793 (1981)
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Network Layer Service ISO 8348 CCITT X.213
Darpa IP RFC 971 (1981)
Protocol ISO 8473 CCITT X.223
X.25 protocol ISO 8208 CCITT X.25
NSAP1 addresses ISO 8348/ 2
SNDCF2
1Network Service Access Point (equivalent to an IP address)
2SubNetwork Dependent Convergence Function (Mobile Data Link Protocol)
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IEEE 802 DOTS
IEEE 802 Working Group & Executive Committee Study Group Home Pages
Active Working Groups and Study Groups Inactive Working Groups and Study Groups
802.1 Higher Layer LAN Protocols Working Group 802.2 Logical Link Control Working Group
802.3 Ethernet Working Group 802.4 Token Bus Working Group
802.11 Wireless LAN Working Group 802.5 Token Ring Working Group
802.15 Wireless Personal Area Network (WPAN) Working Group
802.6 Metropolitan Area Network Working Group
802.16 Broadband Wireless Access Working Group 802.7 Broadband TAG
802.17 Resilient Packet Ring Working Group 802.9 Isochronous LAN Working Group
802.18 Radio Regulatory TAG 802.10 Security Working Group
802.19 Coexistence TAG 802.12 Demand Priority Working Group
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IEEE 802 DOTS
802.20 Mobile Broadband Wireless Access (MBWA) Working Group
802.8 Fiber Optic TAG (Disbanded)
Link Security Executive Committee Study Group 802.14 Cable Modem Working Group (Temporarily housed off-site)
Source: http://www.ieee802.org/dots.html
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Security and the Small Office/Home Office network- Physical layer
Physical Layer - Examples
Clip art licensed from the Clip Art Gallery on DiscoverySchool.com
USB and FireWire
RS232
Optical Fiber
Free Space Optical
Radio
Point to Point Microwave
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Security and the Small Office/Home Office network- Physical layer
CDMA1
TDMA2
UWB (Ultra Wide Band)
1Code Division Multiple Access,
2Time Division Multiple Access.
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