The TUN/TAP interface is a system device found in the network stack, and the commands mentioned here create a file that allows your operating system to access that device. While each VPS has it's own private virtual network stack, certain system devices are …
Using tuntap under Windows - varsanofiev.com The tun-tap driver is extremely useful for implementing IP tunnels under both Linux and Windows. While the tun-tap driver is a quite popular part of modern Linux and is well documented, its open-source Windows counterpart (developed by Damion K. Wilson and James Yonan) is relatively unknown. Tun/Tap Forwarding - OpenVPN Support Forum Mar 07, 2016
Are you using a tun or a tap ? If you want your remote hosts to be in the same subnet, you should use tap instead of tun, remove 10.3.0.1 from eth1, create a bridge between eth1 and tap0, and assign 10.3.0.1 to the bridge interface.
May 21, 2018 How to properly configure a tun/tap Interface in linux?
TUN/TAP provides packet reception and transmission for user space programs. It can be seen as a simple Point-to-Point or Ethernet device, which, instead of receiving packets from physical media, receives them from user space program and instead of sending packets via physical media writes them to the user space program.
networking - TUNTAP interface in C (Linux) : Can't capture I think you are getting the concept wrong or I didnt understand you very well. AFAIK you dont need to do these many things. The concept of the tun tap device is that whatever packets the tun tap interface receives its sent to the userspace program and whatever the userspace program writes to the tun tap device, its sent to the network. 48. Tun|Tap Poll Mode Driver — Data Plane Development Kit 48. Tun|Tap Poll Mode Driver. The rte_eth_tap.c PMD creates a device using TAP interfaces on the local host. The PMD allows for DPDK and the host to communicate using a raw device interface on the host and in the DPDK application. The device created is a TAP device, which sends/receives packet in a raw format with a L2 header.