simple-vpn-demo

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您好，我这边创建多个tun通道，但是发现只有第一个tun通道有数据可读，是因为iptable配置的问题吗

yingyangios

运行程序后只看到Writing to tun 没有看到Writing to UDP 导致连接VPN无法上网

YuejunChen

Server Software

1

What protocol does this server use? This server is not support multiple connections. Are there any ready server software that can provide this?

FIRAT-URASLI

Ignore 'Resource temporarily unavailable' error

2

kurotych

Crashes after a while

8

Terminal log: write tun_fd error: Invalid argument Execute `iptables -t nat -D POSTROUTING -s 10.8.0.0/16 ! -d 10.8.0.0/16 -m comment --comment 'vpndemo' -j MASQUERADE` Execute `iptables -D FORWARD -s 10.8.0.0/16...

iambenmitchell

Elaborate protocol to support multiple clients (at least)

1

As is

davlxd

tcp

2

hello, i want to run this on tcp instead of udp. I understand that it is slower but nonetheless i want to do it i replaced all udp and UDP...

iambenmitchell

can't visit webside as google i make it . server and client in two linux host; it can send udp package. but client can't visit google webside by server

spiceword

ioctl[TUNSETIFF]: Operation not permitted

3

I am getting the following error when running on linux. "ioctl[TUNSETIFF]: Operation not permitted" 

ApplantaDev

fatal error: 'linux/if_tun.h'

1

I am trying to compile it on macOS Sierra and getting the following error. gcc -o vpn vpn.c -g -Wall vpn.c:14:10: fatal error: 'linux/if_tun.h' file not found #include ^ 1...

munibsiddiqui