Harald Weidner wrote:
> Is it possible to access a serial or USB port from a colinux guest?
Yes it is. USB, buildin serial port or "Winmodems" are usable.
> I would like to set up a colinux guest as a "firewall" for a Windows XP
> machine. An analog modem, which is connected to the serial port (directly or
> through serial-USB adapter), should be managed by pppd within the colinux
> guest. The Windows host should be able to access the Internet only through a
> HTTP proxy, SMTP gateway, and DNS forwarder running in colinux.
> Can this scenario be realized?
The serial port has only data transfer, no metadata. That means, you
have a fixed baudrate and no control signals (DTR,RTS,DCD). I don't know
how hard would be the setup with such limitations.