Linux man pages: Section 5

• acct - execution accounting file  
• acl - Access Control Lists  
• aliases - aliases file for sendmail  
• aliases.sendmail - aliases file for sendmail  
• anacrontab - configuration file for anacron  
• at.allow - determine who can submit jobs via at or batch  
• at.deny - determine who can submit jobs via at or batch  
• attr - Extended attributes  
• auto.master - Master Map for automounter  
• autofs - Format of the automounter maps  
• callerid.conf - config file for isdnlog numbers and scripts  
• charmap - character symbols to define character encodings  
• classes.conf - class configuration file for cups  
• complex - basics of complex mathematics  
• console.apps - specify console-accessible privileged applications  
• console.perms - permissions control file for users at the system console  
• crontab - tables for driving cron (ISC Cron V4.1)  
• cupsd.conf - server configuration file for cups  
• dhclient.conf - DHCP client configuration file  
• dhclient.leases - DHCP client lease database  
• dhcp-options - options - Dynamic Host Configuration Protocol options  
• dhcp6c.conf - configuration file of the DHCPv6 client daemon, dhcp6c  
• dir_colors - configuration file for dircolors(1)  
• elf - format of ELF executable binary files  
• environ - user environment  
• ethers -
• exports - NFS file systems being exported (for Kernel based NFS)  
• faillog - Login failure logging file  
• fb.modes - frame buffer modes file  
• fonts-conf - Font configuration files  
• fs - Linux filesystem types: minix, ext, ext2, ext3, xia, msdos, umsdos, vfat, proc, nfs, iso9660, hpfs, sysv, smb, ncpfs  
• fstab - static information about the filesystems  
• ftpusers - list of users that may not log in via the FTP daemon  
• groff_font - format of groff device and font description files  
• groff_out - groff intermediate output format  
• groff_tmac - macro files in the roff typesetting system  
• group - user group file  
• hcid.conf - Configuration file for the hcid Bluetooth HCI daemon  
• hesiod.conf - Configuration file for the Hesiod library  
• host.conf - resolver configuration file  
• hosts - The static table lookup for host names  
• hosts.allow - format of host access control files  
• hosts.deny - format of host access control files  
• hosts.equiv - list of hosts and users that are granted "trusted" r command access to your system  
• hosts_access - format of host access control files  
• hosts_options - host access control language extensions  
• idmapd.conf - configuration file for idmapd, the NFSv4 ID <-> Name Mapper  
• iftab - static information about the network interfaces  
• info - readable online documentation  
• initscript - script that executes inittab commands.  
• inittab - format of the inittab file used by the sysv-compatible init process  
• intro - Introduction to file formats  
• ipc - System V interprocess communication mechanisms  
• isdn.conf - config file for isdnlog  
• isdnformat - common isdn config file format  
• isdnlog - isdn log file  
• isdnlog.users - user base isdnlog config file  
• isodump - format of IEEE 1394 isochronous packets dump file  
• issue - pre-login message and identification file  
• keymaps - keyboard table descriptions for loadkeys and dumpkeys  
• ldap.conf - ldap configuration file  
• ldif - LDAP Data Interchange Format  
• lmhosts - The Samba NetBIOS hosts file  
• locale - Describes a locale definition file  
• login.defs - shadow password suite configuration  
• lvm.conf - Configuration file for LVM2  
• magic - file command's magic number file  
• magicfilter - format of printer description files.  
• man.config - configuration data for man  
• mdadm.conf - configuration for management of Software Raid with mdadm  
• mime.convs - mime type conversion file for cups  
• mime.types - mime type description file for cups  
• modprobe.conf - Configuration file/directory for modprobe  
• modules.dep - - List of module dependencies  
• motd - message of the day  
• mtools - mtools configuration files  
• named.conf - configuration file for named  
• nanorc - GNU nano's rcfile  
• netrc - user configuration for ftp  
• nfs - nfs and nfs4 fstab format and options  
• nicknames - nickname translation table for NIS maps  
• nologin - prevent non-root users from logging into the system  
• nscd.conf - name service cache daemon configuration file  
• nsswitch.conf - System Databases and Name Service Switch configuration file  
• pam_krb5 - Kerberos 5 authentication  
• passwd - password file  
• pcmcia - PCMCIA card configuration database  
• png - Portable Network Graphics (PNG) format  
• pppoe.conf - ppp0 - Configuration file used by adsl-start(8), adsl-stop(8), adsl-status(8) and adsl-connect(8).  
• printers.conf - printer configuration file for cups  
• proc - process information pseudo-filesystem  
• procmailex - procmail rcfile examples  
• procmailrc - procmail rcfile  
• procmailsc - procmail weighted scoring technique  
• protocols - the protocols definition file  
• racoon.conf - configuration file for racoon  
• rate-files - files - Format of rate-files  
• resolv.conf - DNS client  
• resolver - DNS client  
• rndc.conf - rndc configuration file  
• rpc - rpc program number data base  
• rpc.idmapd.conf - configuration file for idmapd, the NFSv4 ID <-> Name Mapper  
• rsyncd.conf - configuration file for rsync server  
• scrollkeeper.conf - ScrollKeeper configuration file  
• securetty - file which lists ttys from which root can log in  
• sensors.conf - libsensors configuration file  
• services - Internet network services list  
• shadow - encrypted password file  
• shells - pathnames of valid login shells  
• slabinfo - Kernel slab allocator statistics  
• smartd.conf - SMART Disk Monitoring Daemon Configuration File  
• smb.conf - The configuration file for the Samba suite  
• smbpasswd - The Samba encrypted password file  
• snmp.conf - configuration files for the Net-SNMP applications.  
• snmp_config - describes how to configure the Net-SNMP applications.  
• snmpd.conf - configuration file for the Net-SNMP SNMP agent.  
• snmptrapd.conf - configuration file for the Net-SNMP trap daemon.  
• ssh_config - OpenSSH SSH client configuration files  
• sshd_config - OpenSSH SSH daemon configuration file  
• stab - current PCMCIA socket status  
• sudoers - list of which users may execute what  
• sysctl.conf - sysctl(8) preload/configuration file  
• syslog.conf - syslogd(8) configuration file  
• term - format of compiled term file.  
• termcap - terminal capability database  
• terminfo - terminal capability data base  
• ttytype - terminal device to default terminal type mapping  
• tzfile - time zone information  
• utmp - login records  
• variables -  Format of specifying variable names to SNMP tools.  
• vbox.conf - config file for vbox  
• vbox_file - file format  
• vboxd.conf - config file for vboxd (the daemon)  
• vboxrc - user config file for vbox  
• vsftpd.conf - config file for vsftpd  
• wtmp - login records  
• wvdial.conf - wvdial configuration file  
• xinetd.conf - Extended Internet Services Daemon configuration file  
• yp.conf - NIS binding configuration file  
• yum.conf - Configuration file for yum(8).