OPENVPN 现在在国内也会被干扰了吗?

2014-12-06 19:56:55 +08:00
 ksupertu
题主有一台内网连接用的openvpn服务器 ubuntu系统 14.04LTS,安装了最新的openvpn服务端,之前好好的,最近连接上之后只有可怜的20kb的传输速度,难道墙对大中国局域网内的特征流量也起作用了?
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8 条回复
Showfom
2014-12-06 20:17:53 +08:00
不科学啊 墙对局域网和国内的网络没有任何屏蔽的 是不是你配置有问题
Neveroldmilk
2014-12-06 20:44:37 +08:00
OpenVPN早废了吧。老老实实用SS或者Goagent吧。
ksupertu
2014-12-06 20:50:39 +08:00
@Showfom 通过ssh在服务器端测试wget文件可以跑到2mb/s的速度,通过客户端连接上OPENVPN服务器后,测速为29.7kb/s,客户端所在网络环境本地测试网络连接也是2MB/S,连接上后再测就跪了,ping局域网内其他地址延迟可以到300ms:
数据包: 已发送 = 240,已接收 = 198,丢失 = 42 (17% 丢失),
往返行程的估计时间(以毫秒为单位):
最短 = 40ms,最长 = 334ms,平均 = 101ms
由于服务器外网防火墙禁ping,无法给出客户端不联网的ping状况
以下是客户端关键配置

proto udp
dev tun

resolv-retry infinite

nobind

persist-key
persist-tun

ca ca.crt
auth-user-pass
auth-nocache

ns-cert-type server
log openvpn.log
log-append openvpn.log
comp-lzo

# Set log file verbosity.
verb 3
log-append openvpnlog.log
# Silence repeating messages
;mute 20

iptables设置如下:
Chain INPUT (policy DROP)
target prot opt source destination
ACCEPT all -- anywhere anywhere
ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED
ACCEPT all -- anywhere anywhere
ACCEPT tcp -- anywhere anywhere tcp dpt:urd
ACCEPT tcp -- anywhere anywhere tcp dpt:pop3
ACCEPT tcp -- anywhere anywhere tcp dpt:smtp
ACCEPT tcp -- anywhere anywhere tcp dpt:5555 ;openvpn管理端口
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh
ACCEPT udp -- anywhere anywhere udp dpt:openvpn ;openvpn端口
ACCEPT all -- bogon/24 anywhere
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh
ACCEPT all -- anywhere anywhere
ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED
ACCEPT all -- anywhere anywhere
ACCEPT tcp -- anywhere anywhere tcp dpt:ssh
ACCEPT tcp -- anywhere anywhere tcp dpt:http
ACCEPT tcp -- anywhere anywhere tcp dpt:5555
ACCEPT tcp -- anywhere anywhere tcp dpt:http-alt
ACCEPT udp -- anywhere anywhere udp dpt:kerberos
ACCEPT all -- bogon/24 anywhere

Chain FORWARD (policy ACCEPT)
target prot opt source destination
TCPMSS tcp -- anywhere anywhere tcp flags:FIN,SYN,RST,ACK/SYN TCPMSS set 1356
TCPMSS tcp -- anywhere anywhere tcp flags:FIN,SYN,RST,ACK/SYN TCPMSS set 1356
ACCEPT all -- anywhere anywhere
ACCEPT all -- anywhere bogon/24
ufw-before-logging-forward all -- anywhere anywhere
ufw-before-forward all -- anywhere anywhere
ufw-after-forward all -- anywhere anywhere
ufw-after-logging-forward all -- anywhere anywhere
ufw-reject-forward all -- anywhere anywhere
ufw-track-forward all -- anywhere anywhere
ACCEPT all -- anywhere anywhere
ACCEPT all -- anywhere bogon/24

Chain OUTPUT (policy ACCEPT)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:5555
ufw-before-logging-output all -- anywhere anywhere
ufw-before-output all -- anywhere anywhere
ufw-after-output all -- anywhere anywhere
ufw-after-logging-output all -- anywhere anywhere
ufw-reject-output all -- anywhere anywhere
ufw-track-output all -- anywhere anywhere

服务器开始是可以在vpn状态下看高清直播的,最近不知道什么原因彻底变牛车了。。。。
ksupertu
2014-12-06 20:52:49 +08:00
@Neveroldmilk 我这是在国内连接国内的内网环境……为了支持大量客户端的单点登录接入才使用的,不是翻墙用途
Showfom
2014-12-06 21:25:38 +08:00
@Neveroldmilk 他是局域网 和GFW无关

@ksupertu 你检查下网线和网卡 有时候网线坏了速度跑不上去 无线的话看看路由器限速了嘛
fewspider
2014-12-07 10:27:04 +08:00
digitalocean的vps搭建的OpenVPN,感觉速度不及shadowsocks,iPad没越狱,勉强OpenVPN玩玩
dnsstudio
2018-11-13 22:25:02 +08:00
果断 ssr
dnsstudio
2018-11-13 22:25:22 +08:00
openVPN 我都自定义加密,防火墙无法识别。

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