通过添加kcptun分离加速tcp和udp，报错，出现Connection refused - Githubissues

wangyu- / UDPspeeder

A Tunnel which Improves your Network Quality on a High-latency Lossy Link by using Forward Error Correction, possible for All Traffics(TCP/UDP/ICMP)

MIT License

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通过添加kcptun分离加速tcp和udp，报错，出现Connection refused #89

Open w12928293 opened 6 years ago

w12928293 commented 6 years ago

vps端：ss监听443端口（tcp&udp），kcptun端口4000，udpspeeder端口4001.
本地树莓派，kcptun和udpspeeder都是8388，梅林ss指到树莓派ip。
kcptun参数： ./server_linux_386 -t "127.0.0.1:443" -l ":4000" -key password -crypt salsa20 -sndwnd 1024 -rcvwnd 160 -nocomp -mode manual -interval 1 -datashard 4 -parityshard 0 -nc 1 -resend 1 > kcptun.log 2>&1 & ./client_linux_arm7 -r "VPS:4000" -l ":8388" -key password -crypt salsa20 -sndwnd 160 -rcvwnd 1024 -nocomp -mode manual -interval 1 -datashard 4 -parityshard 0 -nc 1 -resend 1 -dscp 46 -conn 4 > kcptun.log 2>&1 &
udpspeeder参数： ./speederv2 -s -l0.0.0.0:4001 -rVPS:443 -f20:10 -k "passwd" > speederv2.log 2>&1 & ./speederv2 -c -l0.0.0.0:8388 -rVPS:4001 -f20:10 -k "passwd" > speederv2.log 2>&1 &
报错信息（树莓派），服务端日志显示没有连入请求： [0m[32m[2017-11-24 14:39:01][INFO]new packet from 10.1.0.1:42781,conv_id=fe1ce099 [0m[33m[2017-11-24 14:39:01][WARN]recv failed -1 ,udp_fd9,errno:Connection refused [0m[33m[2017-11-24 14:39:01][WARN]recv failed -1 ,udp_fd9,errno:Connection refused [0m[33m[2017-11-24 14:39:01][WARN]recv failed -1 ,udp_fd9,errno:Connection refused [0m[32m[2017-11-24 14:39:02][INFO]new packet from 10.1.0.1:52151,conv_id=d629e12b [0m[33m[2017-11-24 14:39:02][WARN]recv failed -1 ,udp_fd9,errno:Connection refused

wangyu- commented 6 years ago

这个一般都是iptables有问题，或者参数打错了。

如果排除了以上问题仍然报错，可以用nc的udp模式测试一下4001这个端口通不通。