Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
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Cisco AsyncOS 8.5.6 for Email User Guide
Chapter 7 Defining Which Hosts Are Allowed to Connect Using the Host Access Table (HAT)
Using a List of Sender Addresses for Incoming Connection Rules
Using a List of Sender Addresses for Incoming Connection Rules
Mail flow policies allow you to use of an address list for certain settings that apply to a group of envelope
senders, such as rate limiting exemptions and mandatory TLS connections. An address list can consist
of email addresses, domains, partial domains, and IP addresses. You can use the Mail Policies > Address
Lists page in the GUI or the
senders, such as rate limiting exemptions and mandatory TLS connections. An address list can consist
of email addresses, domains, partial domains, and IP addresses. You can use the Mail Policies > Address
Lists page in the GUI or the
addresslistconfig
command in the CLI to create an address list. The
Address Lists page displays all address lists on the appliance, along with any mail flow policies that use
an address list.
an address list.
Procedure
Step 1
Select Mail Policies > Address Lists.
Step 2
Click Add Address List.
Step 3
Enter a name for the address list.
Step 4
Enter a description of the address list.
Step 5
(Optional) To enforce using full email addresses in the address list, select Allow only full Email
Addresses.
Addresses.
Step 6
Enter the addresses you want to include. You can use the following formats:
•
Full email address:
user@example.com
•
Partial email address:
user@
Note
If you have selected Allow only full Email Addresses, you cannot use partial email
addresses.
addresses.
•
IP address in their email address:
@[1.2.3.4]
•
All users in a domain:
@example.com
•
All users in a partial domain:
@.example.com
Note that domains and IP addresses must start with a
@
character.
Separate email addresses with a comma. If you separate the addresses using a new line, AsyncOS
automatically converts your entries into a comma-separate list.
automatically converts your entries into a comma-separate list.
Step 7
Submit and commit your changes.
SenderBase Settings and Mail Flow Policies
In order to classify connections to the appliance and apply mail flow policies (which may or may not
contain rate limiting), a listener uses the following methodology:
contain rate limiting), a listener uses the following methodology:
Classification -> Sender Group -> Mail Flow Policy -> Rate Limiting
For more information, see
.