remote execution server
rexecd
The rexecd daemon provides remote execution facilities with authentication based on usernames and passwords.
The daemon listens for service requests at the port indicated in the exec entry of the services file. When a service request is received, the following protocol is initiated:
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).
Error Message: | Meaning: |
---|---|
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 username 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 couldn't be started. This message is returned on the connection associated with standard error and isn't preceded by a flag byte. |
services file