Accès Webmail

| Term | Definition |
|---|---|
| Data Center |
Highly secured location complying with various standards (access control, fire systems, cooling systems, short circuit protection, etc.) where critical IT equipments are stored (hardware, applications, network) |
| Data compression |
Use of a certain number of rules and techniques (algorithm) in order to reduce data storage space. |
| Data recovery |
Restoring lost data (error, virus, etc.). |
| Data replication |
Data duplication and synchronization process in different remote Data Centers in order to improve fault tolerance and reduce data loss risks. |
| Dedicated Server |
Internet Server made available for one client only. |
| DMZ |
Demilitarized zone - Sub-network isolated by a firewall and located between the local network and the Internet. It enables access to non-critical information but remains protected by a firewall under different rules than the ones used for the internal network. |
| DNS |
Domain Name System - System connecting domain names to their IP address. |
| DSL Backup |
Security Service. Setting up of a backup DSL line that automatically initiates when there is a failure on the main line. It is based on DSL Technologies (ADSL/VDSL). |
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