Record type 53 is written when:
- A $P LNEn command (to stop a line) is issued
- A $E LNEn command (to restart a line) is issued
- When a remote user signs off.
This record contains:
- A record indicator
- A remote name
- A line name
- A password
- A line adapter address
- The number of execute channel programs (EXCP)
- Negative acknowledgements to write text
- Data checks to read text
- Time outs to read text.