Cisco Cisco Email Security Appliance C160 Guía Del Usuario
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Cisco IronPort AsyncOS 7.3 for Email Advanced Configuration Guide
OL-23081-01
Chapter 3 Configuring Routing and Delivery Features
•
Rules are matched by the order in which they appear in the masquerading
table.
table.
•
Addresses in the From:, To:, and CC: fields in the headers are matched and
rewritten upon receiving by default. You can also configure the option to
match and rewrite the Envelope Sender. Enable and disable the Envelope
Sender and which headers to rewrite using the
rewritten upon receiving by default. You can also configure the option to
match and rewrite the Envelope Sender. Enable and disable the Envelope
Sender and which headers to rewrite using the
config
subcommand.
•
You can comment out lines in the table using a number symbol (#) at the
beginning of each line. Everything following a
beginning of each line. Everything following a
#
to the end of the line will be
considered a comment and ignored.
•
A masquerading table is limited to 400,000 entries, whether you create them
via the
via the
new
subcommand or import them from a file.
The entry specifies an exact address to match. Incoming messages matching a
full address on the left-hand side are rewritten with the address listed on the
right-hand side. The right-hand side must be a full address.
full address on the left-hand side are rewritten with the address listed on the
right-hand side. The right-hand side must be a full address.
@domain
@domain
This entry specifies any address with the specified domain. The original domain
on the left-hand side is replaced with the domain in the right-hand side, leaving
the username intact.
on the left-hand side is replaced with the domain in the right-hand side, leaving
the username intact.
@.partialdomain
@domain
This entry specifies any address with the specified domain. The original domain
on the left-hand side is replaced with the domain in the right-hand side, leaving
the username intact.
on the left-hand side is replaced with the domain in the right-hand side, leaving
the username intact.
ALL
@domain
The
ALL
entry matches bare addresses and rewrites them with the address on the
right-hand side. The right-hand side must be a domain preceded by an “
@
”. This
entry always has the lowest precedence regardless of its location in the table.
Note
You can use the
ALL
entry for private listeners only.
Left-hand Side (LHS)
Right-hand Side (RHS)