$Global:TestDomain = "www.google.com"               #测试代理是否可用
$Global:TestIP = "223.5.5.5"                        #测试是否连接网络
$Global:originalDns = "223.5.5.5"                   #默认DNS
$Global:originalGateway = "192.168.6.1"             #默认网关
$Global:CustomGateway = "192.168.6.2"               #代理网关
$Global:CustomIP = "192.168.6.4"                    #默认ip
$Global:TargetNetworkAdapter = {}                   #网络适配器实例
$Global:TargetNetworkAdapterKeyword = "Ethernet"    #网络适配器名字通配符
$Global:isCustomGateway = $false                    #是否为自定义网关
$Global:isDebugging = $false                         #是否为调试模式（日志输出到控制台）