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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 |
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| 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 |
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| 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. |