Presentation on TCSPresentation on TCS

By : By : 1. Ershad Islam1. Ershad Islam2. Maung Han Soey2. Maung Han Soey3. Shaon Shahriar3. Shaon Shahriar4. Ahsanul Haque4. Ahsanul Haque

26 October, 2005

CORE SECTION OF THREADED CORE SECTION OF THREADED CASE STUDYCASE STUDY

• Local Area Network• Wide Area Network• Configuration• Equipment Description

26 October, 2005

Location Map of Study AreaLocation Map of Study Area

26 October, 2005

BUILDING 1 FLOOR 1BUILDING 1 FLOOR 1

26 October, 2005

BUILDING 1 FLOOR 2BUILDING 1 FLOOR 2

26 October, 2005

BUILDING 2 FLOOR 1BUILDING 2 FLOOR 1

26 October, 2005

BUILDING 2 FLOOR 2BUILDING 2 FLOOR 2

26 October, 2005

Local Area NetworkLocal Area Network• Considering the Physical Setup

of DHL We have divide the total office into 3 main section :

1. Main Distribution Facility – MDF2. Intermediate Distribution Facility 1 - IDF-13. Intermediate Distribution Facility 2 - IDF-2

26 October, 2005

Physical Location of MDF & IDF1Physical Location of MDF & IDF1

26 October, 2005

Physical Location of IDF2Physical Location of IDF2

26 October, 2005

Documentation of Cable Runs Documentation of Cable Runs • Vertical Cabling - Optical Fiber from

MDF

• Horizontal Cabling from MDF• IDF-1 Horizontal Cabling• IDF-2 Horizontal Cabling

26 October, 2005

IP Network Addressing – BD DHL LANIP Network Addressing – BD DHL LAN• IP Host Requirements - Service Network

• IP Host Requirements - Administration Network

Workstations 24 x 47 1128

Servers Conservative Estimate 20

Managed Hubs 1 per room 47

Managed Switches 1 per wiring closet 3

Router Interfaces 1

Total 1179 hosts

Workstations 24 x 1 24

Servers Conservative Estimate 20

Managed Hubs None 0

Managed Switches 1 per wiring closet 3

Router Interfaces 1

Total 48 hosts

26 October, 2005

IP Addressing Scheme ProposalIP Addressing Scheme Proposal• Employee LAN

• Administrator LAN

Subnet Address 140.140.16.0

Subnet Mask 255.255.248.0 (21 bit)

Number of Hosts 2046

Address Range 140.140.16.1 to 140.140.23.254

Subnet Address 140.140.1.0

Subnet Mask 255.255.255.0 (24 bit)

Number of Hosts 254

Address Range 140.140.1.1 to 140.140.1.254

26 October, 2005

Common ServersCommon Servers• File and Print Servers• Email Servers• Servers on the employee Network

– DHCP Server– DNS Server– Application Server– Proxy Server

• Servers on the Administration Network – FTP

26 October, 2005

Server Placement Design – BD DHLServer Placement Design – BD DHL

26 October, 2005

Physical Segregation of NetworksPhysical Segregation of Networks

26 October, 2005

Logical Segregation of Networks using VLANSLogical Segregation of Networks using VLANS

26 October, 2005

WAN Topology and DesignWAN Topology and Design

• Core WAN Connectivity– FDDI– Private fiber

• Access Layer Connectivity– Point-to-Point Serial Connections– Frame Relay

26 October, 2005

IP Addressing Proposal IP Addressing Proposal

• Subnet Address Allocation - Service LAN

• Subnet Address Allocation - PPP WAN

• Administration LAN

Mask Bits Subnet Mask Number of Subnets Hosts per Subnet

20 255.255.240.0 14 4094

21 255.255.248.0 30 2046

26 October, 2005

Network Management FacilitiesNetwork Management Facilities

• Management Workstation (MWS) • SNMP Management Software • System Log Server • SNMP Trap Receiver • Fire-walls• Proxy Server• Mail Server

26 October, 2005

WAN SecurityWAN Security

26 October, 2005

BD DHL CONFIGURATIONBD DHL CONFIGURATION• LAN Security Requirements• Traffic from Service to Administration LANs• ACL Rules - Permitted Traffic

- E-mail (SMTP) - Domain Lookup and Directory Services - SNMP Traps - Responses to Requests - BD DHL Router Configuration

26 October, 2005

• Belkin CAT 5e Bulk Patch Cable - 1000 feet• Belkin 24-port CAT5 Patch Panel• Belkin 48-port Angled CAT5 Patch Panel• Belkin RJ45 Plug• Belkin White Steel Equipment Cabinet • Belkin White 13/4" Raceway • Belkin White Category RJ45 Jack• American Power Conversion SMART-UPS

2200NET 2200VA LINE INTLAN 9.2MIN-FULL 8-OUTLETS W/SW

ACCESSORIESACCESSORIES

26 October, 2005

CABLE, HUB & NIC USEDCABLE, HUB & NIC USED

• Belkin Multimode Duplex Fiber Optic Cable • Belkin 250' Gray CAT5e Horizontal UTP Bulk cable• Cisco1538 Ethernet/Fast Ethernet 8 Port RJ45

Micro Stackable Hub Management• 3Com Office Connect Fast Ethernet Network

interface card 10/100 Auto-sensing

SERVERS

• IBM xSeries 235• IBM xSeries 255

26 October, 2005

SWITCH and ROUTERSWITCH and ROUTER• Cisco Systems CATALYST 3550 48-

ports 10/100 Mb/s and two GBIC-based Gigabit Ethernet based ports, 1.5 Rack-unit

• Cisco 7204VXR Router