Cisco Cisco Email Security Appliance C160 Mode D'Emploi

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Cisco IronPort AsyncOS 7.6 for Email Daily Management Guide
OL-25138-01
Chapter 6      Managing and Monitoring via the CLI
Managing the Email Queue
Example
Resuming Email Delivery
The 
resumedel
 command returns Cisco IronPort AsyncOS to normal operating state after using the 
suspenddel
 command.
Syntax
resumedel
Suspending Receiving 
To temporarily suspend all listeners from receiving email, use the 
suspendlistener
 command. While 
receiving is suspended, the system does not accept connections to the specific port of the listener. 
This behavior has changed in this release of AsyncOS. In previous releases, the system would accept 
connections, respond with the following responses and disconnect:
  •
SMTP: 
421 
hostname
 Service not available, closing transaction channel
  •
QMQP: 
ZService not available
Note
The “receiving suspend” state is preserved across system reboots. If you use the 
suspendlistener
 
command and then reboot the appliance, you must use the 
resumelistener
 command before the listener 
will resume receiving messages.
mail3.example.com> suspenddel
Enter the number of seconds to wait before abruptly closing connections.
[30]>
Waiting for outgoing deliveries to finish...
Mail delivery suspended.
mail3.example.com> resumedel
Mail delivery resumed.