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@@ -103,7 +103,7 @@ https://github.com/wangyu-/udp2raw-tunnel/releases
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### 命令选项
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```
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udp2raw-tunnel
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-git version:6e1df4b39f build date:Oct 24 2017 09:21:15
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+git version:4623f878e0 build date:Nov 3 2024 23:15:46
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repository: https://github.com/wangyu-/udp2raw-tunnel
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usage:
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@@ -111,14 +111,16 @@ usage:
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run as server : ./this_program -s -l server_listen_ip:server_port -r remote_address:remote_port [options]
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common options,these options must be same on both side:
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- --raw-mode <string> available values:faketcp(default),udp,icmp
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+ --raw-mode <string> available values:faketcp(default),udp,icmp and easy-faketcp
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-k,--key <string> password to gen symetric key,default:"secret key"
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- --cipher-mode <string> available values:aes128cbc(default),xor,none
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+ --cipher-mode <string> available values:aes128cfb,aes128cbc(default),xor,none
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--auth-mode <string> available values:hmac_sha1,md5(default),crc32,simple,none
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-a,--auto-rule auto add (and delete) iptables rule
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-g,--gen-rule generate iptables rule then exit,so that you can copy and
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add it manually.overrides -a
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--disable-anti-replay disable anti-replay,not suggested
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+ --fix-gro try to fix huge packet caused by GRO. this option is at an early stage.
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+ make sure client and server are at same version.
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client options:
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--source-ip <ip> force source-ip for raw socket
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--source-port <port> force source-port for raw socket,tcp/udp only
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@@ -134,6 +136,7 @@ other options:
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--disable-color disable log color
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--disable-bpf disable the kernel space filter,most time its not necessary
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unless you suspect there is a bug
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+ --dev <string> bind raw socket to a device, not necessary but improves performance
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--sock-buf <number> buf size for socket,>=10 and <=10240,unit:kbyte,default:1024
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--force-sock-buf bypass system limitation while setting sock-buf
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--seq-mode <number> seq increase mode for faketcp:
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@@ -146,11 +149,14 @@ other options:
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--lower-level <string> send packets at OSI level 2, format:'if_name#dest_mac_adress'
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ie:'eth0#00:23:45:67:89:b9'.or try '--lower-level auto' to obtain
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the parameter automatically,specify it manually if 'auto' failed
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+ --wait-lock wait for xtables lock while invoking iptables, need iptables v1.4.20+
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--gen-add generate iptables rule and add it permanently,then exit.overrides -g
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--keep-rule monitor iptables and auto re-add if necessary.implys -a
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+ --hb-len <number> length of heart-beat packet, >=0 and <=1500
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+ --mtu-warn <number> mtu warning threshold, unit:byte, default:1375
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--clear clear any iptables rules added by this program.overrides everything
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+ --retry-on-error retry on error, allow to start udp2raw before network is initialized
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-h,--help print this help message
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-
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```
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### iptables 规则,`-a`和`-g`
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@@ -269,3 +275,4 @@ raw_mode: faketcp cipher_mode: aes128cbc auth_mode: md5
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https://github.com/wangyu-/udp2raw-tunnel/wiki
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+
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Yancey Wang