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GNU networking utilities

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7.1 Diagnostics

Except for the last one listed below, all diagnostic messages are returned on the initial socket, after which any network connections are closed. An error is indicated by a leading byte with a value of 1 (0 is returned in step 7 above upon successful completion of all the steps prior to the command execution).

`username too long'
The name is longer than 16 characters.

`password too long'
The password is longer than 16 characters.

`command too long'
The command line passed exceeds the size of the argument list (as configured into the system).

`Login incorrect.'
No password file entry for the user name existed.

`Password incorrect.'
The wrong password was supplied.

`No remote directory.'
The chdir command to the home directory failed.

`Try again.'
A fork by the server failed.

`<shellname>: ...'
The user's login shell could not be started. This message is returned on the connection associated with the stderr, and is not

Indicating "Login incorrect" as opposed to "Password incorrect" is a security breach which allows people to probe a system for users with null passwords.


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