| Term |
Description |
| VDSL |
| VDSL (Very-high-speed Digital Subscriber Line, a.k.a. VADSL, BDSL) is the fastest form of DSL, with the ability to achieve data rates up to approximately 51,840 Kbps for short distances (1000' to 4500'). Currently VDSL is in very limited commercial use. |
|
| VLAN |
| VLAN (Virtual LAN) is a network of computers that appear to be connected to the same network even if they are physically located on differend segments of the LAN. |
|
| VoIP |
| VoIP (Voice over Internet Protocol) refers to the transmission of voice, such as ordinary telephone calls, over a packet-switched IP network. Also known as IP telephony. |
|
| VPN |
VPN (Virtual Private Network) is a network of secure links over a public IP infrastructure. Technologies that fit in this category include PPTP (Point-to-Point Tunneling Protocol), L2TP (Layer 2 tunneling protocol) and IPSec.
Note that tunneling and VPN is not intended as a substitute for data encryption by itself. For a higher security level strong encryption should be used within the VPN. |
|
| Term |
Description |
Glossary