ePrism User Guide - EdgeWave

APPENDIX C
Message Processing Order
The following list describes the full order in which incoming emails are processed by ePrism:
1. Reject on unauth pipelining (Reject)
2. Reject on unknown sender domain (Reject, no other filter check)
3. Reject on missing reverse DNS (Reject, no other filter check)
4. Reject on non FQDN sender (Reject, no other filter check)
5. Reject on Unknown Recipient (Reject)
6. SAP (Specific Access Patterns - Reject)
7. Reject on missing addresses
8. Check if number of recipients exceeds maximum (Reject, no other filter check)
9. Check if message size exceeds maximum (Reject, no other filter check)
10. Very Malformed
11. Anti-Virus
12. Malformed
13. Attachment Control
14. OCF (Objectionable Content Filter)
15. PBMF (Pattern Based Message Filter - High)
16. PBMF (Pattern Based Message Filter - Medium)
17. Trusted Senders List
18. PBMF (Pattern Based Message Filter - Low)
19. SAP (Specific Access Patterns - Trusted/Allow)
20. Messages from the Trusted network
21. SPF (Sender Policy Framework)
22. RBL (Realtime Blackhole List)
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