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.plan or.profile file, and dows 2000 Server, a Windows 2000 do-there are those who exploit this in novel main whose parent domain is the rootways to display such varied information as domain.instructions for using a university s Coke-See also domain; parent domain.vending machine, posting sports scores,and listing earthquake activity.flame A deliberately insulting e-mailmessage or post to a Usenet newsgroup, of-FIRE PHASERS A Novell NetWare loginten containing a personal attack on thescript command that makes a noise usingwriter of an earlier post.the workstation s speaker.See also flame bait; flame war.The sound is supposed to resemble theflame bait An insulting or outrageousphasers on the USS Enterprise.With firee-mail post to a Usenet newsgroup specificallyphasers, you can have the computer emit updesigned to provoke other users into flamingto nine sounds or blasts.the originator.firewall A barrier established in hard-See also flame; flame war.ware or in software, or sometimes in both,that monitors and controls the flow of traf-flame war In a Usenet newsgroup, a pro-fic between two networks, usually a privatelonged series of flames, which may have be-LAN and the Internet.gun as a creative exchange of views butwhich quickly descended into personal at-A firewall provides a single point of entrytacks and crude name-calling.where security can be concentrated.It al-lows access to the Internet from within the See also flame bait.organization and provides tightly con-flash memory A special form of ROMtrolled access from the Internet to resourcesthat can be erased at signal levels commonlyon the organization s internal network.found inside the PC.See also application-level filter; dual-This ability allows the contents to be repro-homed host; Intrusion Detection System;grammed without removing the chips frompacket-level filter; proxy server; statelessthe computer.Also, once flash memory hasfilter.been programmed, you can remove the ex-pansion board it is mounted on and plug itFireWire See 1394.into another computer without loss of thefirmware Any software stored in a form new information.of read-only memory (ROM), erasable pro-See also PC Card.grammable read-only memory (EPROM),or electrically erasable programmable read- flavor A slang expression meaning typeonly memory (EEPROM) that maintains its or kind, as in  Unix comes in a variety ofcontents when power is removed.flavors.150Copyright © 2000 SYBEX Inc., Alameda, CA.www.sybex.com 2461book Page 151 Thursday, May 4, 2000 11:59 AMforestfloating-point processor A special- that other readers are reminded of the dis-purpose, secondary processor designed to cussion so far, and this quoted part of theperform floating-point calculations much post is usually indicated by greater thanfaster than the main processor.symbols (>).If you do quote from a previ-ous post, only quote the minimum amountMany processors, such as the Intel 80386,to get your point across; never quote thehad matched companion floating-pointwhole message as this is considered a wasteprocessors.However, the current trend inof time and resources.processor design is to integrate the floating-point unit into the main processor, as in theSee also thread.Intel Pentium.footprint The amount of desktop spaceflooding A denial of service attack inor floor space occupied by a computer,which a huge number of nuisance connec-printer, or monitor.tion attempts are made in order to consumeall the available processing time.forced perfect termination A tech-See also brute-force attack; denial of ser- nique used to terminate a Small Computervice attack; dictionary attack; social engi- System Interface (SCSI).Forced perfect ter-neering; Trojan Horse.mination actively monitors the bus to en-sure that no signal reflection occurs.flow control 1.In communications,See also active termination; passivecontrol of the rate at which information istermination.exchanged between two computers over atransmission channel.Flow control is need-foreground In an operating system, aed when one of the devices cannot receiveprocess that runs in the foreground is run-the information at the same rate as it can bening at a higher level of priority than is asent, usually because some processing is re-background task.quired on the receiving end before the nexttransmission unit can be accepted.Flow Only multitasking operating systemscontrol can be implemented either in hard- support true foreground and backgroundware or in software.processing; however, some applicationprograms can mimic it.For example, many2.In networking, control of the flow ofword processors will print a documentdata throughout the network, ensuring thatwhile still accepting input from thenetwork segments are not congested.Akeyboard.router controls data flow by routing aroundany trouble spots.See also background.See also handshaking.forest In Microsoft Windows 2000, afollowup A reply to a post in a Usenet collection of Active Directory trees that donewsgroup or to an e-mail message.A fol- not share a contiguous namespace, but dolowup post may quote the original post so share a common schema and global catalog.151Copyright © 2000 SYBEX Inc., Alameda, CA.www.sybex.com 2461book Page 152 Thursday, May 4, 2000 11:59 AMformattingFor example, if acme.com and widget.com FQDN See fully qualified domain name.were linked via a trust relationship butfractional T1 One portion of a T1 circuit.shared a common schema and global cata-A T1 circuit has a capacity of 1.544Mbps,log, they would be considered a forest; inthe equivalent of twenty-four 64Kbps chan-other words, a forest is a group of trees thatnels.Customers can lease as many of thesetrust each other [ Pobierz caÅ‚ość w formacie PDF ]
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