[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] D command (sendmail) D flag (Linux routing table) DAEMON_OPTIONS macro (sendmail) DARPA (Defense Advanced Research Projects Agency) DATA command (SMTP) data delivery data field (resource records) Data Link Layer (OSI Model) Data Link Layer Protocol data value (DNS resource records) databases address conversion (sendmail) Apache, user authentication gpg sendmail address transformation 2nd local information section (configuration file) Unix r commands databits command (dip) datagrams 2nd [See also packets]3rd forwarding fragmenting headers 2nd protocol numbers martians Network Access Layer IP addresses overview routing datasize option (named) dbm (sendmail K command value) dbmmanage command DCA (Defense Communications Agency) DDN (Defense Data Network) DDNS (Dynamic DNS) deallocate-on-exit option (named) debug option (pppd) debug option (resolv.conf file) debugging [See also testing] nslookup tool sendmail arguments dec command (dip) decentralized network administration dedicated connections, pppd command, configuring default command (dip) default domain names default gateway address addresses, need for default keyword (route command) default masks, indentifying default route (network addresses) default-asyncmap option (pppd) default-lease-time parameter (dhcp.conf file) default-lease-time parameter (dhcpd) default-mru option (pppd) defaultdomain file DefaultIcon directive (Apache) defaultmetric parameter (gated) defaultroute option (pppd) 2nd defaults parameter (gated) DefaultType directive (httpd.conf file) Defense Advanced Research Projects Agency (DARPA) Defense Communications Agency (DCA) Defense Data Network (DDN) define class command (sendmail) define macro (sendmail) 2nd define macro command (sendmail) definition fields (sendmail mailers) deflate option (pppd) DEL command (POP) DELETE command (IMAP) delete keyword dbmmanage command route command deleting email, POP servers Delivery Status Notification [See DSN] demand option (pppd) denial of service (DoS) Deny from directive (Directory containers) deny keyword parameter (dhcpd) depmod command (Linux) dequote (sendmail K command value) descr field (RIPE database) designated routers (OSPF) Destination Address datagram headers TCP headers Destination field Linux routing table routing tables Destination field (Linux routing table) Destination Port Destination Port numbers (UDP) Destination Unreachable Message (ICMP) destination values (routing tables) detail DSN error code gated trace statements dev/cua3 argument (pppd command) DEVICE (Linux configuration value) device drivers Ethernet, loading installing, pkgadd command devices statement (BSD Unix kernel configuration) dgram field (inet.conf file) dh value (share command) DHCP (Dynamic Host Configuration Protocol) dhcpd file operational principles overview system configuration information, distributing to end-users dhcpd command-line options common options compiling mailing list option statement other options parameter statements syntax dhcpd.conf file 2nd parameters range parameter topology statements DHCPDISCOVER packet DHCPOFFER packet dial command (dip) 2nd dial-up connections dip sample script file script file syntax PPP, configuring pppd, syntax scripts, troubleshooting dial-up IP [See dip] dialup option (named) dig (debugging tool) digest (MIME data subtype) Dijkstra Shortest Path First (SPF) algorithm dip (dial-up IP) configuring options sample script file script file syntax dip command direct delivery (SMTP) direct map configuration file (automounter) directed graphs (OSPF) directives Apache configuration directory-level configuration control httpd process control log files MIME file types performance tuning user authentication web server document locations BIND httpd.conf file, configuration zone files, creating directories Apache, configuration control indexing, Apache Directory containers (Apache) server options, controlling Directory directive (httpd.conf file) Directory field (sendmail) directory option (named) directory sharing mounting remote directories NFS daemons overview Samba Unix DirectoryIndex option (Apache) disconnect option (pppd) distance-vector algorithms, routing Distfiles distributed servers, managing divert macro (sendmail) dmesg command, network interfaces, determining avaliable dnl command dnl macro (sendmail) DNS (Domain Name System) authoritative servers BIND configurations configuring resolvers 2nd directives overview caching-only servers, configuring compared to NIS domain hierarchy domains, creating host tables and master name servers, configuring name server record pointers named command, configuring named.conf file overview resource records slave servers, configuring system configuration top-level domains Unix, BIND dns (sendmail K command value) dns proxy option (nmbd command) dns proxy parameter (smb.config file) documentation, Internet address requests DocumentRoot directive (Apache) web server document locations domain administration domain auth simple parameter (gated) domain entry (resolv.conf file) domain field (RIPE database) DOMAIN macro (sendmail) Domain Name Pointer (PTR) records domain name registrars domain name servers, system configuration Domain Name System [See DNS] domain names obtaining registering domain names (Linux) domain option (pppd) domain option (share command) domain setting (smb.config file) DOMAIN source file DNS features DNS macros DOMAIN source file (sendmail) domainname command domains cache initialization file caching-only server DNS creating hierarchy top-level downloading for inspection, nslookup command in-addr.arpa master name server NIS slave server zones domaintable (sendmail database feature) DoS (denial of service) dotted decimal notation (IP addresses) down preference (gated) draft standards (RFCs) Driver Options field (printconf-gui) DROP keyword (iptables command) dsmtp mailer DSN (Delivery Status Notification), error codes DSO (Dynamic Shared Object) dump files cache & data section hints section zone tables dump-file option (named) dumpdb command DURATION option (xinetd) dynamic address allocation, dhcpd.conf file dynamic assignment Dynamic DNS (DDNS) Dynamic Host Configuration Protocol [See DHCP] dynamic routing dynamic routing tables Dynamic Shared Object (DSO) dynamic-bootp argument (dhcpd range parameter) dynamic-bootp-lease-cutoff parameter dhcpd dynamic-bootp-lease-length parameter dhcpd dynamically allocated ports dynamically assigning addresses dynamically loadable modules httpd.conf file |