IT support terms
113 glossary entries tagged IT support, listed alphabetically.
- "deleting a file erases it"
- "forced password changes make you safer"
- abandonware
- Active Directory
- ADActive Directory
- Alpine Linux
- Android (as a Linux descendant)
- App profile (ZCC)
- backup vs. snapshot
- bloatware
- borked
- bricked
- BYOD
- cgroups (control groups)
- change management (ITSM)
- check layer 1
- chkrootkit
- Cisco certifications (CCNA / CCNP / CCIE)The Cisco certification ladder
- CMDB
- Co-channel interference (and airtime)
- Correlated failure
- crash cart
- Crossover cableCrossover cable (MDI/MDI-X)
- daemon
- demarcation point
- device driver
- DHCP
- duplex mismatch
- EDR
- Embedded system
- escalation
- event log
- fat-finger
- Firmware
- Firmware vs software
- first-call resolution
- Forwarding profile
- full-disk encryption
- golden image
- GPO
- GUIgraphical user interface
- have you tried turning it off and on again?
- ID-10-T and friends
- IISInternet Information Services
- Immutable backup (and the 3-2-1 rule)
- incident vs. service request
- IT asset management
- ITIL
- knowledge base
- layer 8
- Linux distribution (distro)
- Linux namespaces
- magic smoke
- maintenance window
- MDF / IDF
- MDM
- Media converterMedia converter (copper to fiber and between fiber types)
- mesh Wi-Fi
- MIMEMultipurpose Internet Mail Extensions
- MTTR
- nano
- never touch a running system
- nuke and pave
- onboarding / offboarding
- OpenWrt
- out-of-band management
- Package manager
- password manager
- patch management
- patch panel
- PDFPortable Document Format
- percussive maintenance
- PINpersonal identification number
- PoE injectorPower over Ethernet injector (midspan)
- problem management
- provisioning
- QRQuick Response (code)
- RAID is not a backup
- RBAC
- RedditReddit (community platform; the vendor and networking subreddits)
- remote desktop
- remote hands
- RJ45RJ45 (8P8C modular connector)
- RMA
- RPO and RTO (recovery objectives)
- safe mode
- Schroedinger's backup
- security questions
- service desk
- severity levels (P1-P4)
- SIEM
- SLA
- SNMP
- SSO
- standard user vs. admin
- support tiers (L1/L2/L3)
- swivel-chair integration
- syslog
- systemd
- T568A / T568BT568A and T568B termination pinouts (ANSI/TIA-568)
- Telemetry selection (log sources)
- the 3-2-1 backup rule
- the CentOS Stream change (2020)
- the Linux kernel
- the r-commands (rsh, rlogin, rcp, rexec)
- the XY problem
- ticket
- ticket ping-pong
- vi / Vim
- warm boot / cold boot
- Wi-Fi site survey
- xauth and X11 forwarding
- ZDX