Cisco Cisco Email Security Appliance C160 Guía Del Usuario
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Cisco IronPort AsyncOS 7.1 for Email Configuration Guide
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Chapter 5 Configuring the Gateway to Receive Email
Defining Recipients
The RAT allows you to define a recipient or group of recipients. Recipients can
be defined by full email address, domain, partial domain, or username:
be defined by full email address, domain, partial domain, or username:
Note
When you add a domain to the Recipient Access Table in step 4 of the System
Setup Wizard in the GUI (see
Setup Wizard in the GUI (see
), you might want to
consider adding a second entry to specify subdomains. For example, if you type
the domain
the domain
example.net
, you might also want to enter
.example.net
. The second
entry ensures that mail destined for any subdomain of
example.net
will match in
the Recipient Access Table. Note that only specifying
.example.com
in the RAT
will accept for all subdomains of
.example.com
but will not accept mail for
complete email address recipients without a subdomain (for example
joe@example.com).
joe@example.com).
Bypassing Throttling for Special Recipients
For recipient entries, you can specify that the recipient bypasses throttling control
mechanisms enabled on the listener.
mechanisms enabled on the listener.
This feature is useful if there are certain recipients for whom you do not want to
limit messages. For example, many users will want to receive email for the
address “
limit messages. For example, many users will want to receive email for the
address “
postmaster@domain
” on a listener, even if the sending domain is being
division.example.com
Fully-qualified domain name.
.partialhost
Everything within the “partialhost” domain.
user@domain
Complete email address.
user@
Anything with the given username.
user@[IP_address]
Username at a specific IP address. Note that the IP
address must be between the “
address must be between the “
[]
” characters.
Note that “
user@
IP_address” (without the bracket
characters) is not a valid address. The system will
append the brackets when it receives the message to
create a valid address, which could affect whether a
recipient is matched in the RAT.
append the brackets when it receives the message to
create a valid address, which could affect whether a
recipient is matched in the RAT.