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In May 2012, Samsung introduced the Chromebook Series 5 550, with a Wi-Fi model and more expensive 3G model. [142] Reviews generally questioned the value proposition. Dana Wollman of Engadget wrote that the Chromebook's keyboard "put thousand-dollar Ultrabooks to shame" and offered better display quality than on many laptops selling for twice ...
Troubleshooting is a form of problem solving, often applied to repair failed products or processes on a machine or a system. It is a logical, systematic search for the source of a problem in order to solve it, and make the product or process operational again. Troubleshooting is needed to identify the symptoms.
Virtual private network (VPN) is a network architecture for virtually extending a private network (i.e. any computer network which is not the public Internet) across one or multiple other networks which are either untrusted (as they are not controlled by the entity aiming to implement the VPN) or need to be isolated (thus making the lower network invisible or not directly usable).
A mobile virtual private network (mobile VPN or mVPN) is a VPN which is capable of persisting during sessions across changes in physical connectivity, point of network attachment, and IP address. [1] The "mobile" in the name refers to the fact that the VPN can change points of network attachment, not necessarily that the mVPN client is a mobile ...
OpenVPN has several ways to authenticate peers with each other. OpenVPN offers pre-shared keys, certificate-based, and username/password-based authentication.Preshared secret key is the easiest, and certificate-based is the most robust and feature-rich.
Proton VPN is a VPN service launched in 2017 [9] and operated by the Swiss company Proton AG, the company behind the email service Proton Mail. [10] [11] According to its official website, Proton VPN and Proton Mail share the same management team, offices, and technical resources, and are operated from Proton's headquarters in Plan-les-Ouates, Switzerland. [12]
A Layer 2 MPLS VPN is a term in computer networking. It is a method that Internet service providers use to segregate their network for their customers, to allow them to transmit data over an IP network. This is often sold as a service to businesses. Layer 2 VPNs are a type of Virtual Private Network (VPN) that uses MPLS labels to
A VPN is also a workaround to avoid a firewall issue when configuring remote VoIP clients. However, latest VoIP standard STUN , ICE and TURN eliminate natively some NAT problems of VoIP. Installing an extension on a VPN is a simple means to obtain an off-premises extension (OPX), a function which in conventional landline telephony required a ...