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# GRE #
-Userspace GRE tunnel, designed for OpenVZ servers (require TUN device support).
+Userspace GRE tunnel, designed for OpenVZ servers (require TUN/TAP device support).
Checksum, Key, Sequence are not supported.
@@ -8,11 +8,7 @@ Checksum, Key, Sequence are not supported.
Platform | Architecture | URL
----------|--------------|----
-GNU/Linux | x86_64 | https://s3.pxx.io/snapshot/gre/gre-x86_64
-  | armv6l | https://s3.pxx.io/snapshot/gre/gre-armv6l
-  | armv7l | https://s3.pxx.io/snapshot/gre/gre-armv7l
-  | aarch64 | https://s3.pxx.io/snapshot/gre/gre-aarch64
-
+ | |
## Build ##
@@ -20,17 +16,19 @@ GNU/Linux | x86_64 | https://s3.pxx.io/snapshot/gre/gre-x86_64
gcc -std=gnu99 -O2 -pipe -o gre gre.c
```
+or `make`
+
## Usage ##
```bash
-sudo ./gre <tun dev> remote local
+sudo ./gre [-n|--tun|-p|--tap] <tun dev> remote local
```
## License ##
Copyright (C) 2015 - 2017, Xiaoxiao <i@pxx.io>
-Copyright (C) 2019, Mikael Magnusson <mikma@users.sourceforge.net>
+Copyright (C) 2019 - 2020, Mikael Magnusson <mikma@users.sourceforge.net>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by