Section 8

u-boot-update · program to generate u-boot menu files
u2boat · Unified2 Binary Output & Alert Tool
u2spewfoo · tool for dumping the contents of unified2 files to stdout
uanytun · micro anycast tunneling daemon
uathload · load firmware for Atheros USB wireless devices
ubinize · a tool for generating UBI images
ucalls · Summarize method calls from high-level languages and Linux syscalls.
ucalls-bpfcc · Summarize method calls from high-level languages and Linux syscalls.
ucarp · Automatic IP failover
ud-update · Update ud uptime record datafiles
udconfig · Configure the uptime daemon
udev · Linux configurable dynamic device naming support
udevadm · udev management tool
udevcontrol · event managing daemon
udevd · Device event managing daemon
udevinfo · udev management tool
udevmonitor · print the kernel and udev event sequence to the console
udevsend · udev event serializer daemon and udev event sender
udevsettle · udev management tool
udevstart · populate initial device directory
udevtest · simulate a udev run and print the action to the console
udevtrigger · request kernel devices events for coldplug
udflabel · show or change UDF filesystem label
udhcpc · The Swiss Army Knife of Embedded Linux
udhcpd · The Swiss Army Knife of Embedded Linux
udiskie · automounter for removable media
udiskie-mount · automounter for removable media
udiskie-umount · automounter for removable media
udisks · Disk Manager
udisks-daemon · udisks Daemon
udisksd · The udisks system daemon
udosctl · Synchronise Umsdos directory structure with MsDOS
udpblast
udpsvd · UDP/IP service daemon
uefi · Unified Extensible Firmware Interface bootstrapping procedures
uefisign · UEFI Secure Boot signing utility
ufiformat
uflow · Print a flow graph of method calls in high-level languages.
uflow-bpfcc · Print a flow graph of method calls in high-level languages.
ufw · program for managing a netfilter firewall
ufw-framework · using the ufw framework
ugc · Trace garbage collection events in high-level languages.
ugc-bpfcc · Trace garbage collection events in high-level languages.
ugidd · uid/gid mapping daemons
ugidfw · firewall-like access controls for file system objects
uhubctl · uhubctl
uif · Universal Internet Firewall
ukui-greeter · LightDM greeter for the UKUI desktop
ulatencyd · latency optimizing daemon
ulistd · collect FBB BBS messages list sent via unproto frames
ulog-acctd · network accounting daemon
ulogd · netfilter/iptables logging daemon
ultrapossum-server · ultrapossum server daemon
ultrapossum-test · Testing Framework of UltraPossum Installation Status
umbctl · display or set MBIM cellular modem interface parameters (4G/LTE)
umount · unmount filesystems
umount.aufs · advanced multi layered unification filesystem. version 4.19.17+-20190211
umount.cifs · for normal, non-root users, to unmount their own Common Internet File System (CIFS) mounts
umount.crypt · unmount a dm-crypt encrypted volume
umount.crypt_LUKS · unmount a dm-crypt encrypted volume
umount.crypto_LUKS · unmount a dm-crypt encrypted volume
umount.davfs · Umount-helper to unmount a davfs2 file system
umount.ecryptfs · eCryptfs umount helper.
umount.nfs · unmount a Network File System
umount.nilfs2 · unmount NILFS2 file systems
umount.udisks2 · unmount file systems that have been mounted by UDisks2
ums2net · daemon for UMS to network proxy
umssetup · Synchronise Umsdos directory structure with MsDOS
umssync · Synchronise Umsdos directory structure with MsDOS
unafs · script to warn users about their weak passwords
uname26 · change reported architecture in new program environment and/or set personality flags
unattended-upgrade · automatic installation of security (and other) upgrades
unattended-upgrades · automatic installation of security (and other) upgrades
unattr · remove choosen xattr from files, recursively.
unbound · Unbound DNS validating resolver 1.26.2.
unbound-anchor · Unbound 1.26.2 anchor utility.
unbound-checkconf · Check Unbound 1.26.2 configuration file for errors.
unbound-control · Unbound 1.26.2 remote server control utility.
unbound-control-setup · Unbound 1.26.2 remote server control utility.
UndoBastille · revert changes made by Bastille
undump.bt · Catch UNIX domain socket packages. Uses bpftrace/eBPF.
undump.bt.bt · Catch UNIX domain socket packages. Uses bpftrace/eBPF.
unescape · No manpage for this program, utility or function.
unexpunge · restore expunged (but yet unremoved) messages
unfreezemail · move a message from the error queue back to the input queue
unfsd · NFS server process
unhide · forensic tool to find hidden processes
unhide-linux · forensic tool to find hidden processes
unhide-linux26 · forensic tool to find hidden processes
unhide-posix · forensic tool to find hidden processes
unhide-tcp · forensic tool to find hidden TCP/UDP ports
unhide.rb · Scans system for hidden processes and lists any hits on stderr.
unhide_rb · forensic tool to find hidden processes
uni · a program to interface with the UniConf configuration system
uniconfd · a daemon program for the UniConf configuration system
unionctl · a unification file system for Linux
uniondbg · a unification file system for Linux
unionfs · A userspace unionfs implementation
unionfs-fuse · A userspace unionfs implementation
unionimap · a tool to manipulate Unionfs inode map files.
unique · removes duplicates from a wordlist
unix2_chkpwd · helper binary that verifies the password of the current user
unix_chkpwd · Helper binary that verifies the password of the current user
unix_update · Helper binary that updates the password of a given user
unmkinitramfs · extract content from an initramfs image
unregister-common-lisp-implementation · internal clc commands
unregister-common-lisp-source · internal clc commands
unshadow · combines passwd and shadow files
unsquashfs
unstr · create a random access file for storing strings unstr - dump strings in pointer order
unwind · validating DNS resolver
unwindctl · control the unwind daemon
uobjnew · Summarize object allocations in high-level languages.
uobjnew-bpfcc · Summarize object allocations in high-level languages.
upclient · Initializes the client portion of the Update Server
update · periodically flush filesystem buffers.
update-aide.conf · build run-time AIDE configuration
update-alternatives · maintain symbolic links determining default commands
update-app-install · Cache the data for gnome-app-install
update-apt-xapian-index · rebuild the Apt Xapian Index
update-auctex-elisp · Update AUCTeX automatically generated TeX macros and LaTeX styles data
update-auctex-install · update AUCTeX installation.
update-binfmts · maintain registry of executable binary formats
update-bootsystem-insserv · reorder boot system based on dependency information in the init.d scripts
update-ca-certificates · update /etc/ssl/certs and ca-certificates.crt
update-ca-trust · manage consolidated and dynamic configuration of CA certificates and associated trust
update-canna-dics_dir · compile dics.dir file
update-catalog · create or update entry in SGML catalog file
update-ccache-symlinks · update symlinks in /usr/lib/ccache
update-cluster-add · adds a node to the cluster database
update-cluster-maccollect · collects mac addresses and generates output
update-cluster-regenerate · Regenerates configuration files from cluster.xml
update-command-not-found · update the command-not-found cache
update-cracklib · Regenerate cracklib dictionary
update-cudf-solvers · register available CUDF solvers as APT external solvers
update-dccmaps · regenerate DCC map-file
update-debian-edu-artwork-buster · Enable/disable Debian Edu futurePrototype theme system-wide
update-debian-edu-artwork-ceratopsian · Enable/disable Debian Edu Ceratopsian theme system-wide
update-debian-edu-artwork-emerald · Enable/disable Debian Edu Emerald theme system-wide
update-debian-edu-artwork-homeworld · Enable/disable Debian Edu Homeworld theme system-wide
update-debian-edu-artwork-joy · Enable/disable Debian Edu Joy themes system-wide
update-debian-edu-artwork-lines · Enable/disable Debian Edu lines themes system-wide
update-debian-edu-artwork-softwaves · Enable/disable Debian Edu softWaves theme system-wide
update-debian-edu-artwork-spacefun · Enable/disable Debian Edu Spacefun themes system-wide
update-default-aspell · rebuild aspell database and emacsen stuff
update-default-ispell · update default ispell dictionary
update-default-wordlist · update default wordlist
update-devfsd · recreate /etc/devfs/dir.conf and restart devfsd.
update-dictcommon-aspell · rebuild aspell database and emacsen stuff
update-dictcommon-hunspell · rebuild hunspell database and emacsen stuff
update-distcc-symlinks · update symlinks in /usr/lib/distcc
update-dlocatedb · generate text database of installed files for dlocate
update-eicar · download EICAR Anti-Virus test file
update-exim4.conf · Generate exim4 configuration files.
update-exim4.conf.template · Regenerate exim4 configuration file template.
update-exim4defaults · Manage exim4 daemon default file.
update-extlinux · program to generate EXTLINUX's configuration files
update-f-prot · Debian maintenance script for F-Prot(tm) for Small Business
update-flashplugin-nonfree · program to get the newest Adobe Flash Player
update-fmtlang · update various TeX-related configuration files
update-fmtutil · generate updmap.cfg files for all the system trees
update-fonts-alias · compile fonts.alias files
update-fonts-dir · compile fonts.dir files
update-fonts-scale · generate fonts.scale files
update-gconf-defaults · generate GConf defaults shipped in Debian packages
update-gdkpixbuf-loaders · Update wrapper script for the Gdkpixbuf loaders list
update-geoip-database · script to download the latest version of the MaxMind GeoIP Lite database
update-glx · select system GLX and NVIDIA providers
update-grace-fonts · regenerate font database for xmgrace
update-grml-rescueboot · Script to integrate Grml ISO for booting via GRUB
update-grub · stub for grub-mkconfig
update-grub2 · stub for grub-mkconfig
update-gtk-immodules · Update wrapper script for the GTK+ IM modules list
update-guestfs-appliance · update the supermin appliance used by libguestfs
update-gummiboot · Install / Remove kernel
update-hoogle · Update hoogle database
update-hostname-from-ip · set current hostname to match the IP address
update-iceape-chrome · maintenance script for Iceape
update-icon-caches · Update wrapper script for the icon caches
update-ieee-data · update data files from IEEE Standards Association such as the OUI and IAB lists
update-inetd · create, remove, enable or disable entry /etc/inetd.conf
update-info-dir · update or create index file from all installed info files in directory
update-initramfs · generate an initramfs image
update-initrd · (re-)generate initialization ramdisk for use with discover
update-intel-microcode · check and download new intel microcode
update-ipolish-hash · Build ispell hashed dictionary file from sub-dictionaries.
update-ispell-dictionary · Bash script to select a new ispell default dictionary.
update-java-alternatives · update alternatives for jre/sdk installations
update-jserv · update JServ's configuration files
update-kboot · stub for kboot-mkconfig
update-language · generate hyphenation configuration for TeX engines
update-language-dat · generate hyphenation configuration for TeX engines
update-language-def · generate hyphenation configuration for TeX engines
update-language-lua · generate hyphenation configuration for TeX engines
update-latex-ucs · Regenerate latex-ucs data directory
update-lilo · execute lilo in special debconf mode
update-linuxconf · perform some setup of Linuxconf
update-locale · Modify global locale settings
update-locale-config · Update differnt programs' language settings
update-manager · graphical management of software packages updates
update-menu-lst · program to generate PV-GRUB's menu.lst file
update-mime · create or update MIME information
update-miniramfs · generate a miniramfs image
update-modules · obsolete command
update-mono-server · creates .webapp and .host file for mod_mono and mono-server
update-mono-server2 · creates .webapp and .host file for mod_mono and mono-server2
update-mono-server4 · creates .webapp and .host file for mod_mono and mono-server4
update-mono-xsp · creates .webapp needed by xsp2
update-mozilla-chrome · maintenance script for Mozilla
update-mozilla-firefox-chrome · maintenance script for Mozilla Firefox
update-mozilla-thunderbird-chrome · update-mozilla-thunderbird-chrome
update-mozpluggerrc · create or update mozplugger's configuration
update-ms-fonts · download updated Microsoft Web fonts
update-ndtpd.conf · reads /etc/ndtpd/book.d/* and generates /etc/ndtpd.conf
update-nfonts · create nfonts from the systemfonts using symlinks
update-ogre-plugins · rebuild /etc/OGRE/plugins.cfg
update-openoffice-dicts · rebuild dictionary.lst for OpenOffice.org
update-openrocket · program to get the newest OpenRocket
update-openssh-known-hosts · download, filter and merge known_hosts for OpenSSH
update-otags · update system-wide tags tables
update-oui · download new version of the OUI and IAB lists
update-pangox-aliases · Update wrapper script for the Pango X aliases file.
update-passwd · safely update /etc/passwd, /etc/shadow and /etc/group
update-pciids · download new version of the PCI ID list
update-perl-sax-parsers · (de)register Perl SAX parser modules
update-primesense-nite-nonfree · program to get the newest PrimeSense NITE module
update-python-modules · byte-compile python modules
update-rc.d · install and remove System-V style init script links
update-rc.d-insserv · obsolete
update-rcconf-guide · Create default guide file for rcconf
update-reader.conf · (re)generate /etc/reader.conf
update-rt-siteconfig-3.6 · update the Request Tracker configuration file
update-rt-siteconfig-3.8 · update the Request Tracker configuration file
update-rt-siteconfig-4 · update the Request Tracker configuration file
update-rt73-firmware · Download the firmware for Ralink RT73 a/b/g WLAN Card
update-sccache-symlinks · update symlinks in /usr/lib/sccache
update-service · add/remove a service to/from system-wide service supervision
update-shells · update the list of valid login shells
update-skkdic · make a local skk dictionariy
update-smart-drivedb · update smartmontools drive database
update-software-center · Update the database for software-center
update-sysfs · Linux sysfs attributes update tool
update-texmf · shell script to generate /etc/texmf/texmf.cnf
update-texmf-config · script used in maintainer scripts to trigger tex-common actions
update-tirfs · generate a tiny-initramfs image
update-tl-stacked-conffile · generate updmap.cfg files for all the system trees
update-ultrapossum
update-updmap · generate updmap.cfg files for all the system trees
update-usb.usermap · generate hotplug usb.usermap
update-usbids · download new version of the USB ID list
update-usermin
update-vfontcap · No manpage for this program, utility or function.
update-vfontmap · shell script to generate /var/lib/texmf/vfontmap
update-webmin
update-xanim-modules · download updated modules for xanim
update-xaw-wrappers · allow use of programs with Xaw replacements
update-xfonts-traditional · generate traditional ASCII fixed-with fonts
update-xmlcatalog · maintain XML catalog files
update-xpdfrc · program to generate xpdf's configuration file
update_approx · update cached Packages and Sources files
update_indexes · clean indexes from erased tapes
update_phishing_sites · a script to update the list of phishing safe urls used by MailScanner.
update_usbdb · Command to update the data usbmgr uses
update_virus_scanners · a script to update virus scanners used by MailScanner.
update_wdm_wmlist · updates the window manager list for wdm
updateclient · update the image running on the local client machine to match that of an image on an image server
updatedb · update a database for plocate
updatedb.mlocate · update a database for mlocate
updatedb.plocate · update a database for plocate
updatejail · is a script for rebuilding a chrooted environment made with jailer
updateLysKOM · check that lyskomd is running
updatenews · post articles from outgoing spool directory and prefetch newsgroups
updfstab · update /etc/fstab to reflect removable devices
updpkgsums · update checksums of a PKGBUILD file
upgrade-system · Command for upgrading and sanitizing a Debian system
upgrade-windowmaker-defaults · Convert old wmaker configuration files
upgrade_backups.py · programm suite to do a simple desktop backups
upgrade_MailScanner_conf · upgrades MailScanner.conf config files
upgradedb · Directory Server script for upgrading the database
upgradednformat · Directory Server script for upgrading the DN format
uphpmvault · upload recovery images to HP MediaVault2 via Ethernet
upnpd · Linux UPnP Internet Gateway Device daemon.
upowerd · UPower Daemon
upperLOWER · No manpage for this PAM-related program, utility or function.
uprobe-perf · trace a given uprobe definition. User-level dynamic tracing. Uses Linux ftrace. EXPERIMENTAL.
ups-trust425+625 · Network UPS Tools
upsc · Lightweight read-only NUT client
upscmd · Network UPS Tools device/driver instant commands administration tool
upscode2 · Driver for UPScode II compatible UPS equipment
upsct · example UPS client using TCP sockets
upsct2 · UPS variable administration tool
upsd · Network UPS Tools data server
upsdrvctl · Network UPS Tools driver controller
upsdrvsvcctl · Network UPS Tools driver service instance controller
upserver · Initializes the server portion of the Update Server
upseyeux · Network UPS Tools
upsimage.cgi · Image-generating helper for upsstats.cgi
upslog · UPS status logger
upslug2 · utility to upgrade the firmware of a NSLU2 via the network
upsmon · UPS monitor and shutdown controller
upsrw · Network UPS Tools device/driver variable administration tool
upssched · Timer helper for scheduling events from upsmon
upsset.cgi · Web-based UPS administration program
upsshutdown · UPS emergency low power shutdown script
upsstats.cgi · Web-based UPS status viewer
upstart-dbus-bridge · Bridge between Upstart and D-Bus
upstart-dconf-bridge · Bridge between Upstart and dconf/gsettings
upstart-event-bridge · Bridge between system Upstart and session Upstart
upstart-file-bridge · Bridge between Upstart and inotify
upstart-local-bridge · Bridge between Upstart and a local client socket connection.
upstart-monitor · Display system and session Upstart events
upstart-socket-bridge · Bridge between Upstart and sockets
upstart-udev-bridge · Bridge between Upstart and udev
uptimed · daemon to record uptime records
urfkilld · urfkill Daemon
url_lfs_rewrite
urlsnarf · sniff HTTP requests in Common Log Format
uronode · Node front end for AX.25, NET/ROM, Rose and TCP
uruk
uruk-save
urukctl
usbauth · USB firewall against BadUSB attacks
usbconfig · configure the USB subsystem
usbdevs · show USB devices connected to the system
usbdump · dump traffic on USB host controller
usbguard-daemon · USBGuard daemon
usbguard-dbus · USBGuard D-Bus interface service
usbhid-dump · dump USB HID device report descriptors and streams
usbhid-ups · Driver for USB/HID UPS equipment
usbip · manage USB/IP devices
usbip_bind_driver · change driver binding for USB/IP
usbipd · USB/IP server daemon
usbmgr · Daemon to load/unload USB modules
usbmodules · List kernel driver modules available for a plugged in USB device
usbmuxd · Expose a socket to multiplex connections from and to iOS devices.
usbrelayd · MQTT client for controlling USB HID relay devices
usbview · display information on USB devices
useradd · create a new user or update default new user information
userconf · Manage user accounts
userdb · manipulate /etc/courier/userdb
userdbpw · create an encrypted password
userdel · delete a user account and related files
userhelper · A helper interface to PAM.
userlist · Userlisting of who's on your system.
usermod · modify a user account
uservd · supply user services
usn-tombstone-cleanup · Directory Server perl script for cleaning up tombstone entries.
usn-tombstone-cleanup.pl · Directory Server perl script for cleaning up tombstone entries.
usplash · userspace bootsplash daemon
usplash_write · send commands to a running usplash daemon
ustat · Activity stats from high-level languages.
ustat-bpfcc · Activity stats from high-level languages.
uswsusp.conf · Config file for the s2disk program
uthreads · Trace thread creation events in Java or pthreads.
uthreads-bpfcc · Trace thread creation events in Java or pthreads.
utmp-conv · convert UTMP files
utmp_register · make entries in the utmp/wtmp database
utmpset · logout a line from utmp and wtmp file
utx · manage the user accounting database
uuchk · display information read from the UUCP configuration files.
uucico · UUCP file transfer daemon
uucpd · run uucico from inetd
uucpsend · Alternative frontend for uucp batching
uugettyps · sets terminal mode, speed, and line discipline
uuidd · UUID generation daemon
uurate · Report Taylor UUCP statistics
uusched · Call all systems which have work in a random order.
uuxqt · UUCP execution daemon