wget -O- http://downloads.3cx.com/downloads/3cxpbx/public.key | apt-key add –这个地址国内网络会下载失败或者很慢
你试下将O后面空一格
wget -O – http://downloads-global.3cx.com/downloads/3cxpbx/public.key | sudo apt-key add –
或者试下 wget -qO – http://downloads-global.3cx.com/downloads/3cxpbx/public.key | sudo apt-key add –