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@@ -42,17 +42,15 @@ static void print_help()
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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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printf(" default value: 1250. you typically shouldnt change this value.\n");
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- printf(" -q,--queue-len <number> fec queue len, only for mode 0, fec will be performed immediately after queue is full.\n");
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- printf(" default value: 200. \n");
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-
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printf(" -j,--jitter <number> simulated jitter. randomly delay first packet for 0~<number> ms, default value: 0.\n");
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printf(" do not use if you dont know what it means.\n");
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- printf(" -i,--interval <number> scatter each fec group to a interval of <number> ms, to protect burst packet loss.\n");
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+ printf(" -i,--interval <number> scatter each fec group to a interval of <number> ms, to defend burst packet loss.\n");
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printf(" default value: 0. do not use if you dont know what it means.\n");
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printf(" -f,--fec x1:y1,x2:y2,.. similiar to -f/--fec above,fine-grained fec parameters,may help save bandwidth.\n");
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printf(" example: \"-f 1:3,2:4,10:6,20:10\". check repo for details\n");
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printf(" --random-drop <number> simulate packet loss, unit: 0.01%%. default value: 0.\n");
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- printf(" --disable-obscure <number> disable obscure, to save a bit bandwidth and cpu.\n");
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+ printf(" --disable-obscure <number> disable obscure, to save a bit bandwidth and cpu\n");
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+ printf(" --disable-checksum <number> disable checksum to save a bit bandwdith and cpu\n");
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//printf(" --disable-xor <number> disable xor\n");
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printf("developer options:\n");
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@@ -61,9 +59,11 @@ static void print_help()
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printf(" supported commands.\n");
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printf(" -j ,--jitter jmin:jmax similiar to -j above, but create jitter randomly between jmin and jmax\n");
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printf(" -i,--interval imin:imax similiar to -i above, but scatter randomly between imin and imax\n");
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+ printf(" -q,--queue-len <number> fec queue len, only for mode 0, fec will be performed immediately after queue is full.\n");
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+ printf(" default value: 200. \n");
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printf(" --decode-buf <number> size of buffer of fec decoder,unit: packet, default: 2000\n");
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- printf(" --fix-latency <number> try to stabilize latency, only for mode 0\n");
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- printf(" --delay-capacity <number> max number of delayed packets\n");
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+// printf(" --fix-latency <number> try to stabilize latency, only for mode 0\n");
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+ printf(" --delay-capacity <number> max number of delayed packets, 0 means unlimited, default: 0\n");
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printf(" --disable-fec <number> completely disable fec, turn the program into a normal udp tunnel\n");
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printf(" --sock-buf <number> buf size for socket, >=10 and <=10240, unit: kbyte, default: 1024\n");
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printf("log and help options:\n");
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wangyu-