Host Header Names is a feature of Hypertext Transfer Protocol (HTTP) version 1.1 supported by IIS that lets multiple Web sites hosted on an IIS 4 (or greater) Web server share the same IP address.
Host Data Replicator is a Microsoft database replication tool that copies data from legacy DB2 database tables on an IBM mainframe to Microsoft SQL Server database tables.
Host, in computer networking, is any device on a TCP/IP network that has an IP address.
Hop is the logical distance between networks based on the number of routers that must be traversed by packets sent between them.
Hood, sometimes called a boot, is the protective enclosure at the ends of cabling that houses the pins.
Home Server, in Microsoft Exchange Server, is the Exchange server on which a user’s mailbox content resides.