Mail Flow Scanning & Filters Order of Processing
Situation | You need to know the order of processing filters use to process inbound mail with. You may also need to know what order the filtering service triggers in. |
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Solution |
See the chart below for filter list order of operations as well as additional information regarding:
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Filter list order of operations
The Proofpoint Essentials filtering services has different sections of filtering.
Mail flow scanning
Please see the Mail Flow KB for this information.
Custom filter list order of operations
The custom filter list is based upon both Sender Lists and a Filter created. This goes in the top down order in the table below:
Filter Order
In the filter page, filters are prioritized by a top-down selection in itself.
Scope Order
In filter order in the table below, it should be noted that the hierarchy of similar filter type goes:
- End-user has highest priority
- Group has middle priority
- Organization has lowest priority
Order Number | Type | Scope | Action | Entry action |
1 | Filter | End-User | N/A | N/A |
2 | Filter | Group | N/A | N/A |
3 | Filter | Organization | N/A | N/A |
4 | Sender List | End-User | Block | IP Address |
5 | Sender List | End-User | Safe | IP Address |
6 | Sender list | End-User | Block | SMTP Address |
7 | Sender list | End-User | Safe | SMTP Address |
8 | Sender list | End-User | Block | Domain |
9 | Sender list | End-User | Safe | Domain |
10 | Sender list | End-User | Block | Wildcard Domain |
11 | Sender list | End-User | Safe | Wildcard Domain |
12 | Sender list | End-User | Block | Wildcard IP |
13 | Sender list | End-User | Safe | Wildcard IP |
14 | Sender list | End-User | Block | CIDR |
15 | Sender list | End-User | Safe | CIDR |
16 | Sender list | Group | Block | IP Address |
17 | Sender list | Group | Safe | IP Address |
18 | Sender list | Group | Block | SMTP Address |
19 | Sender list | Group | Safe | SMTP Address |
20 | Sender list | Group | Block | Domain |
21 | Sender list | Group | Safe | Domain |
22 | Sender list | Group | Block | Wildcard Domain |
23 | Sender list | Group | Safe | Wildcard Domain |
24 | Sender list | Group | Block | Wildcard IP |
25 | Sender list | Group | Safe | Wildcard IP |
26 | Sender list | Group | Block | CIDR |
27 | Sender list | Group | Safe | CIDR |
28 | Sender list | Organization | Block | IP Address |
29 | Sender list | Organization | Safe | IP Address |
30 | Sender list | Organization | Block | SMTP Address |
31 | Sender list | Organization | Safe | SMTP Address |
32 | Sender list | Organization | Block | Domain |
33 | Sender list | Organization | Safe | Domain |
34 | Sender list | Organization | Block | Wildcard Domain |
35 | Sender list | Organization | Safe | Wildcard Domain |
36 | Sender list | Organization | Block | Wildcard IP |
37 | Sender list | Organization | Safe | Wildcard IP |
38 | Sender list | Organization | Block | CIDR |
39 | Sender list | Organization | Safe | CIDR |