Posted On: Apr 06, 2020
Tun (network TUNel) and Tap (network TAP) are virtual network kernel interfaces that are used to provide packet reception and transmission for user space programs. These virtual kernel devices are needed to enable in VPS for VPN configuration. It is also used in System virtualization/emulation packages. The TUN devices work at the IP level while the TAP devices work at the Ethernet level.
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