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Web Hosting You are Starting an e-business venture You must decide: Do I host my own web site on my own infrastructure, or do I outsource it? Do I develop my own web site content, or do I outsource it? Web Hosting Do You need an ISP to connect you to the internet?

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web hosting
Web Hosting
  • You are Starting an e-business venture
  • You must decide:
    • Do I host my own web site on my own infrastructure, or do I outsource it?
    • Do I develop my own web site content, or do I outsource it?
web hosting2
Web Hosting

Do You need an ISP to connect you to the internet?

Or do you buy (or rent) your own connection?

      • T1 = 1.5 Mbits/sec (or fraction thereof)
      • T3 = 44.7 Mbits/sec
  • Do you need a Domain Name?
    • Virtual Hosting = Your domain; Their host
web hosting3
Web Hosting
  • Business Decisions
    • Based on $$ (sales, revenue, goodwill, numbers)
  • How do I estimate
    • Ongoing Support Costs
    • Ongoing Maintenance Costs
    • The cost of SCALING
    • Traffic volumes
    • The cost of being DOWN
web hosting4
Web Hosting
  • You might also need:
    • Full-time Staff for Content: Web Master, Web Designer, Web Developers
    • Full-time Staff for Operations: Server Admin, Security Admin, DBAs, Storage Admin
    • A “data center” for Physical Security and Protection (UPS, A/C, Halon, generators)
    • Manage Operations, Backups, Security
    • Measure Traffic Patterns
    • Ability to Scale to Handle Traffic
    • Redundancy to Provide High Availability
    • Firewalls to Handle Security
    • Keep Pace with Rapid Technology Changes
web hosting5
Web Hosting
  • ISP must connect to backbone through NSP (Network Service Provider)
  • ISPs connect to each other through NSP
  • An ISP connects through the NSP’s NAP (network access point)
  • Backbone = long distance phone companies with very fast WAN connections

Sprint, MCI (Verizon), AT&T

web hosting6
Web Hosting

Services provided by an ISP

  • DNS = they should have a DNS within their network
  • Email server
  • Radius server – authenticates users, does accounting & logging
  • Web servers – for hosting web sites, FTP services, IRC (internet relay chat)
  • Proxy server – caches web pages
  • 7X24 tech support
  • Static IP addresses
    • Your home ISP will dynamically assign you an IP address for your session
    • A business may require a static IP address for its own domain name
web hosting7
Web Hosting

Static Versus Dynamic IP Address

You do NOT need a static IP address if you ONLY

  • browse the Internet
  • send and receive e-mail via your ISP’s server
  • upload or download files
  • use Instant message services or chat services

You PROBABLY need a static IP address if you

  • Host a web server, an email server, or an FTP server
  • send and receive e-mail via your ISP’s server
  • upload or download files
  • use Instant
web hosting8
Web Hosting

Deciding:

Check out www.cnet.com ISP buyer’s guide

  • Compare local ISPs
  • Bandwidth meter
web hosting9
Web Hosting

You need a Domain Name

Registering

ICANN What is ICANN?

  • The Internet Corporation for Assigned Names and Numbers (ICANN) is an internationally organized, non-profit corporation that has responsibility for Internet Protocol (IP) address space allocation, protocol identifier assignment, generic (gTLD) and country code (ccTLD) Top-Level Domain name system management, and root server system management functions. These services were originally performed under U.S. Government contract by the Internet Assigned Numbers Authority (IANA) and other entities. ICANN now performs the IANA function.
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Web Hosting
  • A list of all accredited registrars:

http://www.internic.com/alpha.html

  • Internic – a U.S. government dept of commerce function that makes public the work of the IANA.
  • Provides WHOIS search. – which registrar registered the domain name.
  • Can report issues such as someone else registering your company’s name

http://www.internic.net/whois.html

  • Registration is good for 2 years at start, then must be renewed every year.
    • www.Godaddy.com
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Web Hosting
  • Do you need an ASP?
    • Application Service Provider
    • Rent web infrastructure PLUS applications to run
      • ERP
      • Database
      • For example, Payroll
        • www.Aspdirectory.com