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SME Server:Documentation:Glossary (view source)
Revision as of 15:08, 26 April 2021
, 15:08, 26 April 2021→Glossary
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ADSL and ADSL2 (or 'DSL')
'''ADSL and ADSL2 (or 'DSL')'''
Asymmetric Digital Subscriber Line. ADSL is a technology to transmit digital
Asymmetric Digital Subscriber Line. ADSL is a technology to transmit digital
information at high bandwidths across existing copper phone lines. Download
information at high bandwidths across existing copper phone lines. Download
speeds are typically much faster than upload speeds (hence the term "asymmetric").
speeds are typically much faster than upload speeds (hence the term "asymmetric").
Domain Name
'''Domain Name'''
This refers to the unique name attached to your organization on the Internet.
This refers to the unique name attached to your organization on the Internet.
For example, "tofu-dog.com" or "contribs.org". If you don't have a domain name,
For example, "tofu-dog.com" or "contribs.org". If you don't have a domain name,
your ISP can help you select one, ensure it is available, and register it.
your ISP can help you select one, ensure it is available, and register it.
DNS
'''DNS'''
Domain Name Service. Refers to the software and protocols involved in translating
Domain Name Service. Refers to the software and protocols involved in translating
domain names to IP addresses. Your server provides DNS lookup services for your local
domain names to IP addresses. Your server provides DNS lookup services for your local
These servers do not need to be configured into your server as the DNS server that is
These servers do not need to be configured into your server as the DNS server that is
provided with your server will correctly resolve all local and Internet names.
provided with your server will correctly resolve all local and Internet names.
ETRN
'''ETRN'''
ETRN is a command used for dialup solutions in order to retrieve e-mail temporarily
ETRN is a command used for dialup solutions in order to retrieve e-mail temporarily
stored at your ISP
stored at your ISP
Gateway IP Address
'''Gateway IP Address'''
A gateway is the device on your network that forwards packets to and from the Internet.
A gateway is the device on your network that forwards packets to and from the Internet.
The gateway IP address is the IP address for that device.
The gateway IP address is the IP address for that device.
i-bay
'''i-bay'''
Information Bay. A mechanism for creating intranets, extranets, shared directories
Information Bay. A mechanism for creating intranets, extranets, shared directories
and other resources
and other resources
ISDN
'''ISDN'''
Integrated Services Digital Network. Digital modem line. Provides higher speeds than
Integrated Services Digital Network. Digital modem line. Provides higher speeds than
K56/V90. Single channel ISDN provides speeds of 56K to 64K. Dual channel ISDN
K56/V90. Single channel ISDN provides speeds of 56K to 64K. Dual channel ISDN
provides speeds of 110K to 128K.
provides speeds of 110K to 128K. Now mostly replaced with versions of DSL.
ISO
'''ISO'''
1. International Organization for Standardization.
1. International Organization for Standardization.
Relevant link: http://www.iso.org - ISO Home Page
Relevant link: http://www.iso.org - ISO Home Page
3. A file containing a complete release of SME Server that is downloaded and
3. A file containing a complete release of SME Server that is downloaded and
burned to CD. The CD is then used to install the SME Server Operating System
burned to CD. The CD is then used to install the SME Server Operating System
ISP
'''ISP'''
Internet Service Provider
Internet Service Provider
LDAP
'''LDAP'''
Lightweight Directory Access Protocol
Lightweight Directory Access Protocol
PPTP (see VPN)
'''PPTP (see VPN)'''
Point-to-Point Tunneling Protocol
Point-to-Point Tunneling Protocol
Warning: PPTP is completely insecure, deprecated and should be avoided.
Warning: PPTP is completely insecure, deprecated and should be avoided.
RAID1
'''RAID1'''
Disk mirroring
Disk mirroring
SCSI
'''SCSI'''
Small Computer Systems Interface
Small Computer Systems Interface
SME
'''SME'''
Small and Medium Enterprise
Small and Medium Enterprise
SSH
'''SSH'''
Secure shell. A secure, encrypted way to log in to a remote machine across a network,
Secure shell. A secure, encrypted way to log in to a remote machine across a network,
or to copy files from a local machine to a server.
or to copy files from a local machine to a server.
It also supports secure file transfer via sFTP or SCP.
It also supports secure file transfer via sFTP or SCP.
VDSL and VDSL2
'''VDSL and VDSL2'''
Very high-speed Digital Subscriber Line.
Very high-speed Digital Subscriber Line.
VDSL can provide up to 52 Mbit/s down and 16 Mbit/s up.
VDSL can provide up to 52 Mbit/s down and 16 Mbit/s up.
VDSL2 can reach rates up to 300+ Mbit/s downstream and upstream.
VDSL2 can reach rates up to 300+ Mbit/s downstream and upstream.
VPN
'''VPN'''
Virtual Private Network
Virtual Private Network
Currently directly supported protocol is OpenVPN.
Currently directly supported protocol is OpenVPN.
IPsec/xl2tpd are available as contribs.
IPsec/xl2tpd are available as contribs.
Userspace Wireguard support is coming soon, Wireguard is now part of the Linux kernel.
Userspace Wireguard support is coming soon, Wireguard is now part of the Linux kernel.