# Glossary #### Domain Name Server A domain name server interprets the address name entered in the URL field into an IP address so that DR-WebSpyder can contact the computer holding the Web page you want to browse. #### E-mail This is electronic mail that is passed over the Internet. You can send and receive mail messages if you have an E-mail account with your service provider. You can send attachments with mail messages such as graphics or documents. #### Gateway A gateway is a machine used to allow a LAN to communicate with other networks such as the Internet. #### Home Page The Web site that is displayed when DR-WebSpyder starts. #### Favorites A list of your favorite sites. DR-WebSpyder allows you to add Web site addresses to your Favorites list so that you can access the sites without having to remember and type in the full address. #### Hypertext This is the ability to select words or pictures in Web pages that take you to other Web pages. They are most often referred to as links. #### IP Address Each machine in a network must have a unique address, the IP address. This can be assigned automatically each time you dial in (in which case a different address may be used each time) or each machine can have a fixed IP address. The format of an IP address is a set of 4 numbers from 1 to 255 separated by periods; for example, 111.222.233.48. #### Internet The Internet is a virtual network of computers from all around the world from which you can request information to view on your own browser. #### Internet Service Provider - ISP A company who offers easy access to the Internet, usually for money. You need to sign up with an ISP before you can connect to the Internet. #### Page The term "page" is used in a number of ways but can be thought of as one unit of information that you can download to your browser. It is also used to mean an Internet or Web site. #### POP3 Post Office Protocol. This is a term often used when referring to Email. This is the method of retreiving mail messages from where they are stored on the server. #### Search Page The Web site of a search engine that is displayed when you select the Search icon. You can specify the words or phrases to search for from within the search page. #### SMTP Simple Mail Transfer Protocol. This is the method where your email messages are sent to the outgoing server. #### Subnet Mask A subnet mask is required if your network is divided in to subnetworks. The subnet mask is used by routers and hosts to determine how many bits are being used for subnetting. #### URL - Uniform Resource Locater This is the address of a Web site. Every Web site has its own unique address. For example http://www.mypages.com. You do not need to understand the format of the address in order to browse. #### Web - World Wide Web (WWW) Strictly, the "Web" is part of the Internet, but often the two terms are used interchangeably. Return to Help Contents