ITT Technical Institute 3825 West Cheyenne Avenue, Suite 600 North Las Vegas, Nevada 89032 NT1330 Client-Server Networking II Name: ____________________________________________________ Date: _______________________ NT1330 Week 2, Assignment 2 Instructions: 1. Complete this assignment and submit it prior to the beginning of the next class meeting. 2. Completely fill in the bubble for the correct answer(s), any other mark such as an X or just a line through it will be marked as incorrect. 1. DHCP
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Web 80 / 443 2616 Firefox, opera, chrom, Apache, IIS, Lighthttpd VSftpd, Role FTP, Filezilla server Postfix-dovecot eXchange, Lotus Domino BIND, Role DNS Vlc-server Transfert de fichier ftp 20 / 989 21 /990 959 FileZilla FlashFXP CuteFTP Messagerie Smtp 25 Pop 110 / 995 Imap 143 / 993 Resolution de nom streaming DNS 53 2821 Outlook, Thenderbird, Evolution 1034 Resolver TCP TCP UDP c/s TCP s/s UDP Rtp rtcp rtsp 5004, 5005 Vlc 2 Service intro à Admin
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assigned on LANs (automatically or chosen by LAN administrator) and are static; able to change, but rarely. What are a URL, IP address, and a DNS? Why are they important? 1. URL – web address typed into a browser 2. IP address – series of numbers that tells computer where to find information 3. DNS (Domain Name System) – collection of domain names; translates a URL into an IP address 4. Every URL has an IP address; IP addresses were too complicated and were shortened by URLs What happens
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The technical coordinating body of the internet is ICANN. Network Solutions used to be responsible for assigning domain names and IP addresses. This function has now been taken over by Internet Corporation for Assigned Names and Numbers(ICANN) which is a division of the U.S. Department of Commerce. Network Solutions still maintains the master database of all domain names and IP addresses. Each distinct version of an Internet standards-related specification is published as part of the "Request
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1. What is the primary means of identifying network devices and services in a Windows Server 2008 network? DNS 2. The process of obtaining an IP address for a computer name is called… Name Resolution 3. A starting address of 192.0.0.0 and an ending address of 233.255.255.255 is a member of which network class? Class C 4. IPv4 addresses are commonly represented by using what type of notation? Dotted-Decimal 5. DHCP is based heavily on what protocol? BOOTP 6. If you
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protocols: Part 1 Name ICMP ARP DHCP DNS Full Name Comments Messages that hosts and routers use to manage Internetwork Control and control packet forwarding process; used by Message Protocol ping command Address Resolution Used by LAN hosts to dynamically learn Protocol another LAN host’s MAC address Dynamic Host Used by host to dynamically learn IP address Configuration Protocol (and other information) it can use Allows hosts to use names instead of IP Domain Name address; needs
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Options Code Option name Meaning 1 Subnet mask Specifies the subnet mask of the client subnet. This option is defined in the DHCP Manager Create Scope or Scope Properties dialog box. It cannot be set directly in the DHCP Options dialog box. 3 Router Specifies a list of IP addresses for routers on the client's subnet. Multihomed computers can have only one list per computer, not one per network adapter. 6 DNS servers Specifies a list of IP addresses for DNS name servers available to the
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10 Computer Threats You Didn't Know About 1. Fake Tech-Support Calls You might get an unsolicited phone call from a tech-support representative claiming to be from Microsoft or another big-name IT corporation. But the caller won't be who he claims to be. After warning you that "suspicious activity" has been detected on your computer, he'll offer to help once you give him the personal information he requires to get his job done. That job isn't fixing your computer. In fact, he's really just after
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Sarah Richey Introduction to Networks & Data Comm Cynthia Thomas/James McGuffee Internet Objectives 3. Describe how ISPs work together to create the Internet core. Internet Service Providers (ISPs) work together to create the internet core by creating connections to each other. First, individual ISPs create their own points of presence (POP). These POP can be geographic or global depending on the ISP. Then the ISP creates connections to their own POP creating their own TCP/IP network.
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more domain exist, as in a merger, you can combine the multiple domains into a hierarchical tree structure. If one company is using its own dedicated DNS server this is the best possible solution. We also need all of the afore mentioned information so we can set up a DNS forwarding solution. This will help to improve the efficiency of name resolutions for the computers on your
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