Cisco Cisco Email Security Appliance C170 Guia Do Utilizador
Chapter 16 Enabling Your C300D/C350D/C360D Appliance
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Cisco IronPort AsyncOS 7.1 for Email Configuration Guide
OL-22158-02
Configuring Resource-Conserving Bounce Settings
Once the C300D appliance is configured, you can configure the system to detect
potential delivery problems and bounce all messages for a destination.
potential delivery problems and bounce all messages for a destination.
Note
Using this setting will bounce all messages in the queue for a destination domain
that is deemed undeliverable. You will need to re-send the message once the
delivery issues have been resolved.
that is deemed undeliverable. You will need to re-send the message once the
delivery issues have been resolved.
Example of Enabling Resource-Conserving Bounce Settings
When using this feature, a host is considered “down” after at least 10 consecutive
connection attempts fail. AsyncOS scans for down hosts every 15 minutes, so it
is possible that more than 10 attempts will be made before the queue is cleared.
connection attempts fail. AsyncOS scans for down hosts every 15 minutes, so it
is possible that more than 10 attempts will be made before the queue is cleared.
mail3.example.com> bounceconfig
Choose the operation you want to perform:
- NEW - Create a new profile.
- EDIT - Modify a profile.
- DELETE - Remove a profile.
- SETUP - Configure global bounce settings.
[]> setup
Do you want to bounce all enqueued messages bound for a domain if the
host is down? [N]> y