What is the available character for the hostname?
And how many characters is it possible to use for the hostname?
The max number of character of the hostname is 25.
The available character for the hostname is as follows.
- a-z alphabet
- 0-9 numeric
- '-' minus sign.
- The other sign cannot be used including the '_' underscore also.
- Not to use the numeric and the minus sign at the top of the hostname.
- Don't use the minus sign at the end of the hostname.