AT&T 3 manual Form O Security Checklist Description

Form O: Security Checklist Description

Form O: Security Checklist Description

Form O is a security checklist. It should be completed as the last step of mail system planning to ensure that all available security features have been implemented.

NOTE for Item 12:

Extension(s) used for Outcalling are as follows:

If the system has...	The Outcalling port is...
2 ports	No. 2
4 ports	No. 4
6 ports	No. 5 and 6

When Form O is completed, it should be filed for safekeeping with the other planning forms as a record of the programming for this system.

Mail System Planning A-25