Where are the Grand Paris tunnel boring machines?

Where are the Grand Paris tunnel boring machines?

The Greater Paris tunnel boring machines Express in 2021 It completed its journey in June 2019. Disassembled then reassembled on line 17 (tunnel boring machine Florence).  Malala, launched in September 2018 from Puits Rû de Nesle to Bry-Villiers-Champigny station (4.9 kilometres). He completed his journey in November 2019.

What is Tunneling Protocol?

In order to establish a connection, the same communication protocol must be understood and used on both sides. A tunneling protocol is a protocol that encapsulates in its datagram another complete data packet using a different communication protocol.

What is HTTP tunneling?

The HTTP tunnel is the particular case which consists in passing a connection prohibited by a firewall (SSH for example) in an HTTP protocol almost always authorized. This is particularly useful when the firewall not only blocks the associated ports (22 for SSH for example), but also analyzes the protocols used.

What do you call the equipment that starts the tunnel?

The device that initiates the tunnel, usually a NAS or a BAS, is called LAC (L2TP Access Concentrator) and the device that terminates the tunnel is called LNS (L2TP Network Server).

What are the benefits of an encrypted tunnel?

In security, we often create encrypted tunnels, for example as SSH does. The data can then circulate there without fear of being overheard. Tunnels can be used to create Virtual Private Networks (VPNs).