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Network Proposal for Mountain Sky Elementary Created by Chris Widmer and Stacy Ochar Objective / Requirements Infrastructure LAN / WAN network topology Access Lists Security Cost Advantages / Disadvantages Implementation Time Minimum Anticipated Network Life Span: 7-10 years Design Considerations: 1000% LAN Growth 100% WAN Growth host minimum access at 1 Mbps server minimum access at 100 Mbps Networking Protocol: Entirely TCP/IP Class B Network subnetted Security: Access Lists - the School LANs’ only remote access is through the District Office Internet access via Frame Relay • double firewall on public backbone Central Office is the Network Administrative Center Horizontal Cable minimum requirement is CAT5 UTP accommodate 100 Mbps comply with EIA/TIA 568 cabling standards Two LAN Infrastructures Student / Curriculum Administrative Centrally located MDF near POP Requirements for each Classroom 4 CAT5 UTP drops 23 workstations with at least 1 Mbps bandwidth 1 teacher station with at least 1 Mbps bandwidth Lockable cabinet Servers Enterprise Server Library Services Application Services - Microsoft Office, etc. DNS / E-Mail Directory - Staff and Students Workgroup Servers (2) Student / Curriculum Administrative - grading, tracking, attendance Mountain Sky •Single Mode Fiber • MDF •IDF MOUNTAIN SKY • East Wing MDF 100 Base T Single Mode Fiber MOUNTAIN SKY • West Wing (Option1) IDF 100 Base T Single Mode Fiber MOUNTAIN SKY • West Wing (Option 2) IDF 100 Base T Single Mode Fiber Raceway MOUNTAIN SKY • Multi-purpose Building IDF 100 Base T Single Mode Fiber MOUNTAIN SKY • Multi-purpose Building IDF 100 Base T Single Mode Fiber Raceway Repeater Panduit Raceway Instructor Drop Service Provider Access access-list 10 permit 150.96.1.0 0.0.0.255 int s1 ip access-list 10 in access-list 11 deny any int s1 ip access-list 11 District Office Access (network # 150.96.1.0) access-list 101 permit tcp 150.96.0.0 0.0.255.255 any eq dns access-list 101 permit tcp 150.96.0.0 0.0.255.255 any eq smnp access-list 101 permit tcp 150.96.0.0 0.0.255.255 any eq www access-list 101 deny ip any any int s0 ip access-list 101 access-list 20 permit 150.96.1.0 0.0.0.255 int s0 ip access-list 20 in Teacher Network (network # 150.96.12.0) Static Address access-list 3 permit 150.96.1.0 0.0.0.255 access-list 3 permit 150.96.11.0 0.0.0.255 int e0 ip access-list 3 in Student Network (network # 150.96.13.0) Dynamic Host Configuration Protocol (DHCP) access-list 2 permit 150.96.1.0 0.0.0.255 access-list 2 permit 150.96.12.0 0.0.0.255 int e1 ip access-list 2 in Administrative Network (network # 150.96.11.0) Static Address access-list 1 permit 150.96.1.0 0.0.0.255 access-list 1 permit 150.96.12.0 0.0.0.255 int e2 ip access-list 1 in Enterprise Server (Host # 150.96.16.2) access-list 5 permit 150.96.1.0 0.0.0.255 access-list 5 permit 150.96.11.0 0.0.0.255 access-list 5 permit 150.96.12.0 0.0.0.255 access-list 5 permit 150.96.13.0 0.0.0.255 int e3 ip access-list 5 in Mountain Sky Elementary Router Serial 0 port (to District Office) ip unnumbered to save on subnet addresses Serial 1 port (to Service Provider) ip unnumbered to save on subnet addresses Ethernet 0 port ip 150.96.12.1 • Teacher Network Switch ip 150.96.12.2 • Teacher Workstations assigned static ip address within network 150.96.12.0 Mountain Sky Elementary Router Con’t. Ethernet 1 port ip 150.96.13.1 • Student Network Switch ip 150.96.13.2 • Student Workstations assigned DHCP ip address within network 150.96.13.0 Ethernet 2 port ip 150.96.11.1 • Administration Network Switch ip 150.96.11.2 • Administration Workstations assigned static ip address within network 150.96.11.0 Ethernet 3 port ip 150.96.16.1 • Enterprise Server ip 150.96.13.2 Utilize access lists locally and globally • Double Firewall Every administrative node gains access to network through user passwords Access to Internet, Administration LAN, and WAN requires user password Access outside LAN is through the District Office Outside access to LAN prohibited through access lists 2 Routers (Cisco 7507) 3 Servers 6 Switches 43 Hubs 42,000’- Cat. 5 UTP 450’ - Single Mode Fiber Optic 500’ - Multi-mode Fiber Optic Equipment Racks 38 Lockable Cabinets $21,800 $43,726 $32,656 $85,785 $3,149 $1,053 $300 $1,228 $9,500 Raceway System Decorative Wire Molding & Outlets 3 UPS 4 Fiber to UTP converters Supplemental costs $7,662 $8,589 $2,409 $2,995 $4,719 $225,571 INSTALLATION COSTS Construction Costs $20,000 Installation Costs (960 drops x $250 $240,000 Supplemental Installation Costs $50,000 Computer Training $50,000 Domain Name Server (per year) $70 T-1 Line Installation Costs $1,045 T-1 Line Service Cost per year $6,264 $367,379 TOTAL COSTS Equipment Costs Installation Costs $225,571 $367,379 $592,950 Disadvantages Cost Installation Time Required Training Student Workstations - Classroom Collision Domain Advantages Ease of Management through Fiber Optic and Raceways Ease of Security through separate networks for teachers, students, and administration and through Access Lists Available Bandwidth increase with Fiber Optic backbone (more reliable), separate LANs, and T1 Campus Backbone (1.544 Mbps) Advantages Con’t. Hierarchical Design - Better Scalability, Predictability, Manageability, Protocol Support, Ease of Implementation, and Ease of Management Central Office (Network Administration) - Standardization and Ease of Implementation and Management IP Protocol Addressing - Ease of Implementing for future growth (IPv6) Router allows for tremendous growth with LAN Total Installation Timeline (6 Months) Begin - March 1, 2000 Completion - September 1, 2000 5 Phases: Installation of MDF - 28 days Installation of IDF-2 - 21 days Installation of IDF-1 - 41 days Troubleshoot system - 15 days Train Staff / Instructors - 29 days