Overview Sistem Sistem Terdistribusi Terdistribusi Deris Stiawan Fakultas Ilmu Komputer, UNSRI
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Overview
SistemSistem TerdistribusiTerdistribusi
Deris StiawanFakultas Ilmu Komputer, UNSRI
Pendahuluan
• Perubahan “paradigma” global tentang IT, daritools menjadi senjata utama
• New approach technology benefit business– Telecommuters – Teleconferences– Unified Communications– E-learning– E-commerce– …
• Perkembangan Perusahaan business– Banyaknya kantor cabang– Tersebar secara geografis– Sensitif dengan profit, cash flow dan productivity– Productivity, Profits, Differentiations
Architectural Approach
• Maximize network resiliency• Reduce operational costs• Rapid deployment• Return on investment
Bisnis “Resilience”
• Platform availability —Ensures application uptime
• Network system design—Enables resilience and fast failover
• Distributed network architecture —Provides redundancy for recovery from any source of failure
• Mobility, security, and quality of service —Delivers network-wide intelligentservices
Net Impact
Network Resilience
Communication Resilience
Application Resilience
7
Data CenterData Center
CoreCore
DistributionDistribution
AccessAccess
PartnersPartners
Internet Data CenterInternet Data Center
Remote OfficesRemote Offices
Enterprise Network Design
Storage NetworkStorage Network
WAN EdgeWAN Edge
VPN/AccessVPN/Access
Optical MANBackup Data Center
Backup Data Center
Mobile OfficesMobile Offices
Internet
WAN
PSTN
8
Data CenterData Center
CoreCore
DistributionDistribution
AccessAccess
PartnersPartners
Mobile OfficesMobile Offices
VPN/AccessVPN/Access
Internet
PSTN
Distributed Network Architecture
• Continuous connectivity for partners• Multiple service providers and high-
availability offerings (SLAs)• Scalable Cisco IOS protocols
(IP, Frame Relay, ATM)
Internet Data CenterInternet Data Center
9
Network System Design Supports Mobility and Telecommuting
HeadquartersHeadquarters
VPN Access
At Home• Telecommuting• Home office
Mobile Office/TelecommuterMobile Office/Telecommuter
Conference Room
At Work• Conference rooms• Cafeteria• Temporary cubicle
On the Road• Hotels• Airports• Convention centersPSTN
IP WANInternet
AirportAirport
Branch Office Branch Office
Enterprise Data Center Enterprise
Data Center
Local DNS Local DNS ServerServer
Origin Web Origin Web ServersServers
Branch Office Branch Office
2600/7000
2600/70002600/7000
OSR/GSR
Content SwitchContent Router
Content Engine
4000/6500
Content Distribution Manager
EnterpriseBackboneEnterpriseBackbone
Branch Office Branch Office
Branch Office Branch Office
CDM
Content Networking
Wireless OpportunityData and Telephony
• Mobility• Affordability• Availability
IEEE 802.11b CY01 802.11a CY 03
Wireless COMPLEMENTS Wired Ethernet Wireless COMPLEMENTS Wired Ethernet
The Opportunity
InnovationArchitecture
Payback• Champion Change
• Plan• Engage• Evaluate
• Productivity• Competitive Agility• Customer Loyalty
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