Noun. 1. achromatic color-a color lacking hue; white or grey or black. achromatic colour. color, coloring, colouring, colour-a visual attribute of things that results from the light they emit or transmit or reflect; a white color is made up of many different wavelengths of light.
A good candidate for a mail host is a system that connects your systems to the outside world or to a parent domain. 1  Become superuser on the mail host system. 2  Verify the host name configuration. 3  Update. Create an entry for the new mail host in the appropriate hosts file.  Change the correct configuration 1  file. Restart and test your mail configuration.
You can assign multiple host names to the same host. Windows Sockets (Winsock) programs, such as Internet Explorer and the FTP utility, can use one of two values for the destination to which you want to connect: the IP address or a host name. When the IP address is specified, name resolution is not needed.When a host name is specified, the host name must be resolved to an IP address before IP-based communication with the desired resource can begin. Host names can take various forms.ost name resolution. Host name resolution means successfully mapping a host name to an IP address. A host name is an alias that is assigned to an IP node to identify it as a TCP/IP host.