设置Telnet默认程序为CRT

注册表脚本（win10_64bit_sCRT.reg）：

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\SOFTWARE\Classes\SecureCRT.telnet]
@="telnet"

[HKEY_CURRENT_USER\SOFTWARE\Classes\SecureCRT.telnet\DefaultIcon]
@="C:\\Program Files\\VanDyke Software\\Clients\\SecureCRT.exe,0"

[HKEY_CURRENT_USER\SOFTWARE\Classes\SecureCRT.telnet\shell]

[HKEY_CURRENT_USER\SOFTWARE\Classes\SecureCRT.telnet\shell\open]

[HKEY_CURRENT_USER\SOFTWARE\Classes\SecureCRT.telnet\shell\open\command]
@="\"C:\\Program Files\\VanDyke Software\\Clients\\SecureCRT.exe\" /T %1"

[HKEY_CURRENT_USER\SOFTWARE\SecureCRT]

[HKEY_CURRENT_USER\SOFTWARE\SecureCRT\Capabilities]

[HKEY_CURRENT_USER\SOFTWARE\SecureCRT\Capabilities\URLAssociations]
"telnet"="SecureCRT.telnet"

[HKEY_CURRENT_USER\SOFTWARE\RegisteredApplications]
"SecureCRT"="Software\\SecureCRT\\Capabilities"

[HKEY_CURRENT_USER\SOFTWARE\Classes\telnet\shell]

[HKEY_CURRENT_USER\SOFTWARE\Classes\telnet\shell\open]

[HKEY_CURRENT_USER\SOFTWARE\Classes\telnet\shell\open\command]
@="\"C:\\Program Files\\VanDyke Software\\Clients\\SecureCRT.exe\" /T %1"

注意根据SecureCRT安装位置指定变量值；