What is the purpose of a VPN concentrator?
VPN concentrators are used to connect many remote networks and clients to a central corporate network. They are used to protect the communications between remote branches or remote clients — such as workstations, tablets, phones and IoT devices — to corporate networks.
Do I need a VPN concentrator?
You should consider using a VPN concentrator only if you operate a large business, as its maintenance costs are quite high. For a smaller number of users, a VPN router may be a sufficient protection measure, as it is much cheaper and easier to maintain.
When would you use a VPN concentrator at both ends of the VPN tunnel?
VPN concentrators can allow remote individual users to connect securely into a network using a VPN connection. They can also allow multiple users on one system to connect to multiple users on a second network by installing VPN concentrators in both networks.
What is a concentrator in networking?
A concentrator aggregates and forwards data packets within a system. A concentrator may also administrate various dial-up internet calls and function as a network router. In general, the term “concentrator” is used for either of these essential tasks.
Is a VPN Concentrator a router?
A VPN concentrator is a type of networking device that provides secure creation of VPN connections and delivery of messages between VPN nodes. It is a type of router device, built specifically for creating and managing VPN communication infrastructures.
What is concentrator in networking?
A concentrator usually provides communication capability between many low-speed, usually asynchronous channels and one or more high-speed, usually synchronous channels. ISP used concentrators to enable modem dialing; this kind of concentrator is sometimes called a modem concentrator or a remote access concentrator.
What is a VPN concentrator Cisco?
Cisco VPN 3005 Concentrator—The Cisco VPN 3005 Concentrator is a VPN platform designed for small- to medium-sized organizations with bandwidth requirements up to full-duplex T1/E1 (4 Mbps maximum performance) with support for up to 200 simultaneous IPSec sessions or 50 simultaneous clientless sessions.
What are concentrator devices?
An oxygen concentrator is a device that concentrates the oxygen from a gas supply (typically ambient air) by selectively removing nitrogen to supply an oxygen-enriched product gas stream. Two methods in common use are pressure swing adsorption and membrane gas separation.
What is a VPN concentrator Wikipedia?
How does concentrator work?
An oxygen concentrator works by filtering and concentrating oxygen molecules from the ambient air to provide patients with 90% to 95% pure oxygen. A concentrator has two sieve beds that work to both release oxygen into a cylinder as well as discharge the separated nitrogen back into the air.
How effective is oxygen concentrator?
The oxygen concentrator is an effective supply source in home oxygen-therapy (HO). Only 13 concentrators (41.9%) supplied a percentage of oxygen higher than 87% at a flow of two liters per minute.