Managed services consist of providing (and managing) network services and applications. Customers are companies or service providers. A customer can outsource the entire management of his network to a MSP. Often it is not only the network services that are involved but also the provision of Internet telephony, VPNs, firewalls, etc. Benefits of MSP [YouTube] Jpgp1uG296Y [/youtube]
ISDN is digital telephony, which allows multiple connections over one telephone line to be established. Before ASDL became commonplace, ISDN was a way to have high-speed internet and to be reachable by telephone as well. Because it is digital, normal analog devices no longer work, except when you purchase an ISDN power station.
The abbreviation GSM is an international standard for the use of mobile networks. It originated in the years 80 of the last century when a European working group began drafting a standard. Previously, the abbreviation was: Groupe Special Mobile, but in 1993 there were more than 36 different GSM networks, and the abbreviation was adjusted. Read More
The technique was developed in 2001 in Japan and has a speed of between 5 Mbps and 10Mbps.