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Emerging Networking Technologies and Standards

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Presentation on theme: "Emerging Networking Technologies and Standards"— Presentation transcript:

1 Emerging Networking Technologies and Standards
Presented by Khaled Amer URL: IEEE OC ComSig

2 Emerging Networking Technologies and Standards
Agenda Introductions and announcements New Network technologies and standards IEEE 802 standards Other networking standards IEEE 1394 IETF/ITU standards Broadband Mobile Systems Discussions Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

3 Emerging Networking Technologies and Standards
Introductions Speaker: Khaled Amer: President and founder of AmerNet Focus on architecture analysis and performance modeling for communications and networking chips and systems Currently chairman of the IEEE performance committee Active voting member of several IEEE 802 committees Several publications and papers on network architecture and performance related topics in networks and communication systems Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

4 Announcement: IEEE - OC Workshop
EMERGING NETWORK TECHNOLOGIES One Day Two-Track Workshop Saturday, March 2nd, 2001 Place: TBD Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

5 Announcement: IEEE - OC Workshop
Presented By THE INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS Orange County Joint Chapter of the Communications Society & Signal Processing Society (ComSig) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

6 Announcement: IEEE - OC Workshop
Seven information-packed sessions presented by world leaders in Network technologies Topics will include: Two Keynote Speakers Network Technologies: Speed Bumps and Opportunities by Colin Mick New Trends in Network Technologies and Markets by Michael Pietrobono Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

7 Announcement: IEEE - OC Workshop
In Depth Sessions On: Configurable DSP Technology Network Processors LAN/WAN Convergence with 10 Gigabit Ethernet Resilient Packet Rings for Metropolitan Area Networks Next Generation Broadband-to-Home Gateway Processors For additional details and registration information website: Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

8 Emerging Networking Technologies and Standards
Agenda Introductions and announcements New Network technologies and standards IEEE 802 standards Other networking standards IEEE 1394 IETF/ITU standards Broadband Mobile Systems Discussions Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

9 Examples of New Network Technologies ...
High speed LANs 1Gbps, 10 Gbps ... Wireless LANs 11 Gbps, 55 Mpbs coming soon ... Wireless PANs Bluetooth, Bluetooth 2 ... High speed MANs (Fiber Rings) Many more ... Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

10 Emerging Networking Technologies and Standards
Why Network Standards? Ensure proper interoperability Open specification leads to more competition and lower cost to the end-user Enables mixing and matching between vendor equipment and not being locked up with one vendor Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

11 Examples of Network Standard Organizations
IEEE 802 standards For LANs and MANs IEEE 1394 For transporting video and data IETF For the Internet and TCP/IP protocols ITU For WANs Others Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

12 Emerging Networking Technologies and Standards
IEEE Standards Over 40 active IEEE standards working groups covering multiple areas as: Information technology Power and Energy Instrumentation and measurements Power Electronics Electromagnetics Others (All listed at Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

13 Emerging Networking Technologies and Standards
IEEE Stds Board Encourages and coordinates the development of IEEE standards Approves initiation of new IEEE standards projects Reviews IEEE standards for consensus, process, openness and balance Gives final approval for IEEE standards Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

14 IEEE 802 Local and Metropolitan Area Network Standards Committee
Accredited by ANSI, Sponsored by IEEE Computer Society Part of the Information Technology working group area in the IEEE Standards covering standards like: Ethernet, Token Ring, Wireless LANs, Bluetooth, Bridging, VLAN, Security Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

15 IEEE 802 LAN/MAN Standards Committee (cont.)
Meets three times per year March, July, November Participants: about individuals IEEE 802 web site at: Current Chair: Jim Carlo Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

16 IEEE 802 Standards Principals
Process Rules and Procedures Consensus Near unanimity Openness Everyone has Access to Process Individuals, World-wide Balance Balloting group must include developers and users Right to Appeal Both procedural and technical anytime during the process Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

17 Emerging Networking Technologies and Standards
IEEE 802 ORGANIZATION LMSC SPONSOR CHAIR Jim Carlo ACTIVE WORKING GROUPS and CHAIRS EXECUTIVE OFFICERS VICE CHAIR Paul Nikolich RECORDING SEC Howard Frazier 802.1 BRIDGING/ARCH Tony Jeffries 802.3 CSMA/CD Geoff Thompson 802.11 WIRELESS Stuart Kerry EXECUTIVE SEC Buzz Rigsbee TREASURER Bob Grow 802.15 WPAN Bob Heile 802.16 BWA Roger Marks 802.17 RPR Mike Takefman Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards 4

18 IEEE 802 Active Working Groups (WG)
802.1 LAN protocols infrastructure 802.3 Ethernet Wireless LANs Wireless Personal Area Networks Wireless Broadband Access Resilient Packet Rings Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

19 IEEE 802 Working Groups in Hibernation
LLC TOKEN BUS TOKEN RING DQDB MAN BROADBAND SECURITY DEMAND PRIORITY Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

20 IEEE 802 Disbanded Working Groups
FIBER TAG CABLE-TV Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

21 Emerging Networking Technologies and Standards
Let’s Get started! Technical Overview of IEEE 802 standards Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

22 Emerging Networking Technologies and Standards
IEEE (Ethernet) 802.3 (10 BASE-T) runs over 2 pairs of Cat-3 UTP copper cabling 802.3u (Fast Ethernet or 100 BASE-T) runs over 2 pairs of Cat-5 UTP copper cabling 802.3z (Gigabit Ethernet or 1000 BASE-X) runs on fiber Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

23 Emerging Networking Technologies and Standards
IEEE (Ethernet) ... 802.3ab (1000 BASE-T) Gigabit Ethernet over 4 pairs of Cat-5 UTP copper cabling Standard approved and published (July 99) 802.3ad (Link Aggregation) Standard approved and published in March 2000 Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

24 Emerging Networking Technologies and Standards
802.3ae (10 G Ethernet) Intense ‘discussions’ to select speed: Gbps Gbps Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

25 Emerging Networking Technologies and Standards
802.3ae (cont.) Compromise Decision: Extend the protocol to an operating speed of 10 Gb/s and to expand the Ethernet application space to include WAN links. This is to be accomplished by having: One common MAC Two PHYs: A PHY for LANs at 10 Gbps A PHY for WANs at Gbps (compatible with SONET OC-192) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

26 Emerging Networking Technologies and Standards
802.3ae (cont.) Started with17 proposals for PHYs! Distances: 100 m over installed MMF 300 m over MMF 2 km over SMF 10 km over SMF 40 km over SMF Target completion date of 10G standard: March 2002 Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

27 Emerging Networking Technologies and Standards
802.3ae (cont.) 10 G Ethernet for the WAN is a VERY significant development: Ethernet becomes available in LAN/MAN/WAN Ethernet tries to achieve what ATM failed Unifying the LAN and WAN environment Opens the door for Ethernet Rings in MANs and WANs along with SONET Rings IEEE Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

28 802.3ah (Ethernet in the First Mile)
PAR approved July 2001 to augment the MAC and PHY specifications of IEEE (Ethernet) to expand the application of Ethernet to include subscriber access networks This will provide a significant increase in the performance while minimizing equipment, operation and maintenance costs Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

29 Emerging Networking Technologies and Standards
(WLAN) Overview Common MAC Multiple PHYs: 2.4 GHz frequency hopping spread spectrum 1 Mbps, 2 Mbps 2.4 GHz direct sequence spread spectrum Infra-red Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

30 Emerging Networking Technologies and Standards
Overview (cont.) Higher data rate extension at 2.4 GHz (802.11b) 11 Mbps (currently available) 5.5 Mbps fall back rate, as well as 2 & 1 Mbps Higher data rate extension at 5 GHz (802.11a) 9-54 Mbps Current draft approved Should be available soon Interoperability and conflicts issues between 802.11a, HIPERLANB2/MMAC Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

31 Emerging Networking Technologies and Standards
Overview (cont.) Data rates higher than 20 Mbps Interoperable with b Investigate other performance improvements Selection process to continue at the Jan 2001 interim meeting Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

32 Emerging Networking Technologies and Standards
Market Available data rates: 1, 2, 11 Mbps Available for ISA, PCI and PCMCIA cards Used in laptops, hand held devices, PDAs and desktops Currently mostly used in vertical markets Expected to move into more horizontal markets soon Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

33 Future Enhancements to 802.11
QoS features Enable streaming for multimedia apps More security Encryption Authentication Better interoperability Coexistance with other wireless technologies Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

34 Emerging Networking Technologies and Standards
(Bluetooth for WPAN) Objective to integrate Bluetooth technology into 802 LAN environments Designed to network devices within a Personal Operating Space (POS) like PCs, cell phones, pagers, PDAs, printers, fax machines, digital cameras, speakers and others … Target completion date: Dec 2001 Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

35 Emerging Networking Technologies and Standards
Bluetooth Technology Wireless link connecting personal devices Low-cost, short range ( meters) personal area networks (PAN) Initiated by Nokia, Toshiba, Ericsson, Intel and IBM Currently supported by over 2000 companies Faces some challenges Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

36 802.15 Bluetooth Technology (cont.)
Intended to have lower cost, smaller size and less power than devices Effective power management reduces power consumption to 20 mW or less Uses frequency hopping spread spectrum 1600 hops/sec Operates at 2.4 GHz Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

37 802.15 Bluetooth Technology (cont.)
Gross data rate Kbps Can support up to 1 Mbps Supports asynchronous transmission as well as up to three simultaneous synchronous voice channels Security features Encryption and authentication Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

38 Emerging Networking Technologies and Standards
Proposed High Rate Suggestions for BW to be at least 20 Mbps to satisfy some of the MM requirements PHY adopted in Nov 2000 operating at 2.4 GHz Significant interest in having PHY at 5 GHz An option to be further investigated Objective to complete standard early in 2002 Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

39 Emerging Networking Technologies and Standards
Proposed High Rate Discussions to provide location awareness: Purpose is to improve usability of portable devices Ability to identify relative location of one transceiver with respect to another Would help to locate, identify, and discriminate among users in crowded environments Provisions must be made to propagate location information to higher layers of the stack Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

40 Suggestions for Low Rate 802.15
PAR approved by WG in Nov 2000 Intended for monitoring devices that send signals periodically (e.g.. every second) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

41 Emerging Networking Technologies and Standards
Overview PHY and MAC of single-point-to-multipoint broadband wireless access system Enables transport of data, video and voice Applies to systems operating in the vicinity of 30 GHz Also broadly applicable to systems operating between 10 and 66 GHz Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

42 Emerging Networking Technologies and Standards
market Wireless technology that offers services similar to wired broadband access technologies like: DSL Digital cable TV ISDN Aggregated telephony-oriented connections (e.g.. T1, E1, ISDN, etc.) Not meant to focus on low throughput voice-based access systems such as cellular or digital mobile telephone systems Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

43 Wireless Network Positioning
Mobility Outdoors Vehicle WWAN Walk Fixed WPAN WMAN Indoors Premise WLAN Office 0.5 2 20 155 Mb/s Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

44 Emerging Networking Technologies and Standards
Overview New 802 Project approved by IEEE Standards Board Dec as IEEE Resilient Packet Ring WG Packet Ring Access Protocol for use in Local, Metropolitan and Wide Area Networks Transfer of packets at rates scalable to many gigabits per second. Will use existing Physical Layer specifications and may develop new PHYs where appropriate. Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

45 Emerging Networking Technologies and Standards
Overview (cont.) For LANs, MANs and WANs Dual counter rotating rings Very high speed (10G and maybe higher) Fault tolerant (resiliency feature) Allows data, video, multimedia … etc. Tentative target completion date: YE 2002 Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

46 Resilient Packet Rings (RPR)
RPR Ring Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

47 Emerging Networking Technologies and Standards
What is an RPR Dual Counter Rotating Rings Both rings carry traffic all of the time Media Independence Scalable in bit-rate, # nodes, span distance OC-48c & OC-192c SONET/SDH 1Gb/s & 10 Gb/s Ethernet Destination Stripping of variable length uni-cast packets Spatial re-use increases BW efficiency of ring Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

48 Emerging Networking Technologies and Standards
What is an RPR (cont.) Distributed Bandwidth Management & Congestion Control Protection Mechanism Achieve sub 50 ms. Protection Class Of Service capability Plug and Play Support of large MTU (9216 Bytes) is being investigated Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

49 Emerging Networking Technologies and Standards
Overview of some other Network Standards Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

50 Emerging Networking Technologies and Standards
What is IEEE 1394? A feature-rich serial interface capable of high data transfer rates Being positioned to become the convergence connection. A universal interconnect, capable of connecting computer peripherals and consumer A/V devices Sometimes referred to as Firewire Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

51 Emerging Networking Technologies and Standards
Goals of IEEE 1394 Low cost, high performance peripheral bus Capable of transferring: Asynchronous streams (for data) Isochronous streams (for audio/video) Support computer and consumer electronics systems Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

52 Emerging Networking Technologies and Standards
1394 Today 1394 Trade Association has over 100 members representing S/W, silicon, peripherals, systems, CE. 1394 products available now: Consumer Electronics (CE): camcorders, digital VCRs, monitor-top cameras Computing Host adapters, capture cards, digital video cards Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

53 Emerging Networking Technologies and Standards
1394 Applications Video editing and presentation Digital Video applications Desktop publishing Document imaging Games and home multimedia High speed interconnect for digital devices Isochronous connection for computer, consumer and peripheral applications Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

54 Emerging Networking Technologies and Standards
IEEE 1394 Solution DTV DVD Movie Camcorder DVCR HDD Stereo Camera Scanner Printer Computer DVD/CD ROM STOP REW FF REC VHS Set-top box Web/ Service Pro ders vi Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

55 Isochronous vs. Asynchronous
Occurs on regular boundaries (125us) Are unacknowledged Occur “just in time” Broadcast to all channels Have BW reserved Guaranteed timing Never retry Late data is useless Asynchronous Occurs on a “First come, first served” basis Are acknowledged Occurs “as fast as possible” Are addressed explicitly Use available BW Guaranteed delivery Reliability of data transfer (Retries are OK) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

56 Emerging Networking Technologies and Standards
IETF Standards IETF - Internet Engineering Task Force Establish standards for the Internet Lots of Enhancements to TCP/IP to accommodate the Internet explosion Activities grouped into working areas, each having several working groups Info available at Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

57 Emerging Networking Technologies and Standards
IETF Standards ... Examples of IETF Working Areas: Internet area Applications area Transport area Security area Operations and Management area Routing area Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

58 Emerging Networking Technologies and Standards
IETF Standards ... Examples of working groups in an area like the Transport area: Diff Serv IP telephony Audio/Video transport Integrated services RSVP Others Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

59 Emerging Networking Technologies and Standards
ITU Standards Audiovisual services on various networks H.32x family Video Codecs for audiovisual services H.261 (video coding for higher bit rates H.263 (video coding for low bit rates) Frame structure for video across networks H.221 Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

60 H.32x Family of specifications
Operate truly as a family Each recognizes the other members Designed to inter-operate together and provide similar functionality Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

61 Emerging Networking Technologies and Standards
H.32x (cont.) H.320 Audio/video on ISDN H.321 Audio/video on private ATM networks H.322 Audio/video on LANs which provide a guaranteed QoS (e.g.. ISO-Ethernet aka ) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

62 Emerging Networking Technologies and Standards
H.32x (cont.) H.323 Audiovisual on LANs with no guaranteed QoS Designed to work with several protocols from the IETF Uses UDP for audio and video Uses TCP for data conferencing, conference control and signaling Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

63 Other Technologies and Standards
DSL Cable Modem Broadband Mobile Systems Other wireless broadband technologies Fibre Channel SAN and NAS (network attached storage) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

64 Emerging Networking Technologies and Standards
CDMA Technologies Example of a Broadband Mobile system CDMA: Code Division Multiple Access Uses Spread Spectrum technology at 1.25 MHz Data rates from 144 Kbps to 2 Mbps Higher voice quality and support for QoS Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

65 Emerging Networking Technologies and Standards
So … What’s ahead? In the next few years we’ll be laughing at the dark ages of the 20th century!!! Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

66 Some Informative Web Sites
(For IEEE 1394 standard) Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

67 Emerging Networking Technologies and Standards
Discussions Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards

68 Emerging Networking Technologies and Standards
For More Information Contact AmerNet Phone Number (949) Web site: address Khaled Amer September 2001 ComTech 2001 Emerging Networking Technologies and Standards


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