DC-09 Preparing for ANSI Public Review - Security Industry ...

ANSI/SIA DC-09-2013: Internet Protocol Event ReportingContents1. SCOPE ........................................................................................................................................................................................ 12. REFERENCES ............................................................................................................................................................................... 12.1. NORMATIVE REFERENCE ................................................................................................................................................................... 12.2. INFORMATIONAL REFERENCES ........................................................................................................................................................... 13. CONVENTIONS AND DEFINITIONS .............................................................................................................................................. 23.1. TYPOGRAPHIC CONVENTIONS ............................................................................................................................................................ 23.2. UML NOTATION............................................................................................................................................................................. 23.3. BINDING LANGUAGE ........................................................................................................................................................................ 23.4. GLOSSARY ..................................................................................................................................................................................... 24. COMPATIBILITY .......................................................................................................................................................................... 34.1. USER DATAGRAM PROTOCOL (UDP) AND TRANSMISSION CONTROL PROTOCOL (TCP) ................................................................................ 34.1.1. UDP Source Port Number ................................................................................................................................................... 34.2. MARKING ...................................................................................................................................................................................... 35. REQUIREMENTS ......................................................................................................................................................................... 35.1. MEDIA .......................................................................................................................................................................................... 35.2. IP ADDRESSES ................................................................................................................................................................................ 35.3. COMMUNICATION SEQUENCE ............................................................................................................................................................ 45.4. ENCRYPTION .................................................................................................................................................................................. 45.4.1. Encryption Standard ........................................................................................................................................................... 45.4.2. Identifying Encrypted Messages ........................................................................................................................................ 45.4.3. Encrypted Elements ............................................................................................................................................................ 45.4.4. Padding .............................................................................................................................................................................. 55.4.4.1. Padded Region ................................................................................................................................................................................... 55.4.4.2.5.4.4.3.Pad Data ............................................................................................................................................................................................. 5pad (Pad Data Field) ........................................................................................................................................................................... 55.4.5. Encryption Key .................................................................................................................................................................... 55.4.5.1.5.4.5.2.Central Station Receiver Requirements ............................................................................................................................................. 5Premises Equipment Requirements ................................................................................................................................................... 55.4.5.3. Key Contents ...................................................................................................................................................................................... 55.4.6. Cipher Block Chaining ......................................................................................................................................................... 55.4.7. Encoding ............................................................................................................................................................................. 65.5. MESSAGES ..................................................................................................................................................................................... 65.5.1. Event Messages (PE) .......................................................................................................................................................... 65.5.1.1. LF ........................................................................................................................................................................................................ 65.5.1.2.5.5.1.3.crc ...................................................................................................................................................................................................... 60LLL .................................................................................................................................................................................................... 65.5.1.4.5.5.1.5."id" (ID Token) ................................................................................................................................................................................... 7seq ..................................................................................................................................................................................................... 75.5.1.6.5.5.1.7.Account Identification (Rrcvr, Lpref, #acct) ....................................................................................................................................... 7[Data] or [|Data] (Message Data) ............................................................................................................................................ 85.5.1.8.5.5.1.9.[x…data…] (Optional Extended Data) ................................................................................................................................................. 8Timestamp ....................................................................................................................................................................................... 105.5.1.10. CR ................................................................................................................................................................................................ 105.5.2. Supervision Message ........................................................................................................................................................ 105.5.2.1. Null Message (Link Test) .................................................................................................................................................................. 115.5.3. Acknowledgement Messages (CSR) ................................................................................................................................. 115.5.3.1.5.5.3.2.ACK - Positive Acknowledgement .................................................................................................................................................... 11NAK - Negative Acknowledgement .................................................................................................................................................. 115.5.3.3.5.5.3.4.DUH - Unable Acknowledgement .................................................................................................................................................... 11RSP - Message Response (future use) .............................................................................................................................................. 11Page iii