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@@ -17,24 +17,27 @@ static void print_help()
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char git_version_buf[100]={0};
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strncpy(git_version_buf,gitversion,10);
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- printf("UDPspeeder V2\n");
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+ printf("tinyFecVPN\n");
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printf("git version: %s ",git_version_buf);
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printf("build date: %s %s\n",__DATE__,__TIME__);
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- printf("repository: https://github.com/wangyu-/UDPspeeder\n");
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+ printf("repository: https://github.com/wangyu-/tinyFecVPN/\n");
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printf("\n");
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printf("usage:\n");
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- printf(" run as client: ./this_program -c -l local_listen_ip:local_port -r server_ip:server_port [options]\n");
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- printf(" run as server: ./this_program -s -l server_listen_ip:server_port -r remote_ip:remote_port [options]\n");
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+ printf(" run as client: ./this_program -c -r server_ip:server_port [options]\n");
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+ printf(" run as server: ./this_program -s -l server_listen_ip:server_port [options]\n");
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printf("\n");
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printf("common options, must be same on both sides:\n");
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printf(" -k,--key <string> key for simple xor encryption. if not set, xor is disabled\n");
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printf("main options:\n");
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+ printf(" --sub-net <number> specify sub-net, for example: 192.168.1.0 , default: 10.112.0.0\n");
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+ printf(" --tun-dev <number> sepcify tun device name, for example: tun10, default: a random name such as tun987\n");
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printf(" -f,--fec x:y forward error correction, send y redundant packets for every x packets\n");
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printf(" --timeout <number> how long could a packet be held in queue before doing fec, unit: ms, default: 8ms\n");
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printf(" --mode <number> fec-mode,available values: 0, 1; 0 cost less bandwidth, 1 cost less latency(default)\n");
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printf(" --report <number> turn on send/recv report, and set a period for reporting, unit: s\n");
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+
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printf("advanced options:\n");
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printf(" --mtu <number> mtu. for mode 0, the program will split packet to segment smaller than mtu_value.\n");
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printf(" for mode 1, no packet will be split, the program just check if the mtu is exceed.\n");
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wangyu-