single-character host names
SM
sm at resistor.net
Wed Feb 25 22:34:18 UTC 2009
At 13:46 25-02-2009, Mike Bernhardt wrote:
>I've been looking into the RFCs regarding whether or not single-character
>(alpha) host names are allowed or not. RFC 952 says no, but 2181 says that
>host names must between 1 and 63 octets in length, which would appear to say
>"yes."
Section 2.1 of RFC 1123 discusses the syntax for host names and
clarifies RFC 952. Host names can be up to 63 octets and the FQDNs
up to 255 octets (RFC 2181). You can have a single-character host
name as long as it follows the syntax.
Regards,
-sm
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