...SET UP A SMALL OFFICE LAN Final Project SET UP A SMALL OFFICE LAN Final Project Jorge Acevedo CMIS 435 Jorge Acevedo CMIS 435 Table of Contents INTRODUCTION OVERVIEW NETWORK ARCHITECTURE NETWORK STRUCTURAL DESIGN HARDWARE AND SOFTWARE WORKSTATION COMPUTERS NOTEBOOK MULTI-FUNCTION PRINTER VoIP TELEPHONE SWITCH SERVER STORAGE BACKUP WIRELESS ROUTER FIREWALL PROTECTION CABLING AND CONNECTORS SECURITY INTERNET SERVICE PROVIDER CONCLUSION REFERENCES I. Introduction The current design consists of an Intel personal computer with Windows 7 as the operating system and accessing Internet services at 56 kbps modem speeds. The objective is to upgrade to a faster solution through the use of Ethernet Cable and Wireless 802.11n; deploy properly a Local Area Network using the necessary technology, hardware and software specifications, appropriate protocols and group policies; and combined wired and wireless communications to include Internet services provided by an Internet Service Provider. Overview The incorporated network consists of workstations, printer, scanner, fax and copier bundle; telephone capabilities; server management and protocols. The network would be configured to manage users, files, folders and printer sharing options to include a well implemented security system to prevent intrusion of cyber threats such as unauthorized users, viruses and spillage of information. A client-server oriented local area network architecture allows for...
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...VoIP Advantages and Disadvantages The pros and cons of IP technology by Daniel Kochmanski DDK Telecommunications Buffalo, New York VoIP (Voice over Internet Protocol) is the ability to transmit and receive voice telephone calls over an Ethernet data connection. Ethernet data connections are used to connect computers inside an office building across a LAN (local Area Network) also known as intranet as well as connect computers to the world wide web (www) also known as a WAN (Wide Area Network) or internet. I must explain that VoIP (Voice over Internet Protocol) is utilized in two different ways. The first method, and the first one created, is for inbound and outbound phone service via VoIP service providers. The service can be via SIP (Session Initiation Protocol) trunking or a VoIP adapter. The second method is utilizing VoIP signaling directly to a business multi-line telephone is known as an IP (Internet Protocol) based phone or IP phone for short. I shall explain the advantages and disadvantages of IP business phones later in this article. I’ll also explain why a Hybrid system may be your best solution in the final paragraph. VoIP service provider companies, such as net2phone (IDT Corp) and iConnectHere (DeltaThree Corp.), started selling VoIP phone service back in the 1990’s. My personal experience back then was that the quality was very poor mostly due to lack of sufficient bandwidth, internet speed and compression techniques. Today there are hundreds...
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...Connect. Communicate. Collaborate. Phone System 3CX Phone System for Windows Break Free with a Software-Based IP PBX for Windows Break free from expensive proprietary phone systems and move up to an open standard IP PBX that increases productivity of employees and IT staff and costs much less. Evolve your communications by enabling employee mobility: Calls can be made and answered seamlessly from outside the office and voice mail and faxes received via email. Globalize your business by connecting branch offices and re-directing local customer service numbers via the internet to your phone system at negligible cost. 3CX Phone System for Windows is an award-winning IP PBX that completely replaces your proprietary PBX, supports standard SIP soft/hard phones from any vendor, VoIP service providers and VoIP gateways to connect traditional PSTN lines. Add extensions or lines by adding standard SIP telephony equipment and save on consultants’ fees because of 3CX’ easy to use web-based administration. Overcome the limitations of outmoded hardware-based PBX systems, reduce costs significantly and add advanced communications features that will make your company more efficient and competitive! Unified Communications Enhance Productivity with Unified Messaging and Presence 3CX Phone System for Windows delivers Unified Communications technology by unifying voice mail, fax and email; as well as providing presence information. 3CX includes a fax server that is With 3CX, employees...
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...Starting Nmap 5.21 ( http://nmap.org ) at 2014-02-26 15:13 Pacific Standard Time NSE: Loaded 36 scripts for scanning. Initiating ARP Ping Scan at 15:13 Scanning 2 hosts [1 port/host] Completed ARP Ping Scan at 15:13, 0.38s elapsed (2 total hosts) Nmap scan report for 172.30.0.0 [host down] mass_dns: warning: Unable to determine any DNS servers. Reverse DNS is disabled. Try using --system-dns or specify valid servers with --dns-servers Initiating SYN Stealth Scan at 15:13 Scanning 172.30.0.1 [1000 ports] Discovered open port 22/tcp on 172.30.0.1 Discovered open port 23/tcp on 172.30.0.1 Discovered open port 111/tcp on 172.30.0.1 Completed SYN Stealth Scan at 15:13, 0.36s elapsed (1000 total ports) Initiating Service scan at 15:13 Scanning 3 services on 172.30.0.1 Completed Service scan at 15:13, 6.00s elapsed (3 services on 1 host) Initiating RPCGrind Scan against 172.30.0.1 at 15:13 Completed RPCGrind Scan against 172.30.0.1 at 15:13, 0.00s elapsed (1 port) Initiating OS detection (try #1) against 172.30.0.1 Retrying OS detection (try #2) against 172.30.0.1 Retrying OS detection (try #3) against 172.30.0.1 Retrying OS detection (try #4) against 172.30.0.1 Retrying OS detection (try #5) against 172.30.0.1 NSE: Script scanning 172.30.0.1. NSE: Starting runlevel 1 (of 1) scan. Initiating NSE at 15:13 Completed NSE at 15:13, 0.09s elapsed NSE: Script Scanning completed. Nmap scan report for 172.30.0.1 Host is up (0.00s latency). Not shown: 997 closed...
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