Cisco Cisco Email Security Appliance C160 Mode D'Emploi

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Cisco AsyncOS 8.0.2 for Email User Guide

Chapter 36 Testing and Troubleshooting

Troubleshooting the Network

Note

Remember to issue the

commit

command for these changes to take effect.

After you have configured a black hole queuing listener and modified the HAT to accept connections
from your injection system, use your injection system to begin sending email to the appliance. Use the

status

status detail

, and

rate

commands to monitor system performance. You can also monitor the

system via the Graphical User Interface (GUI). For more information, see:

•

Monitoring Using the CLI, page 30-6

•

Other Tasks in the GUI, page 32-1

Troubleshooting the Network

If you suspect that the appliance has network connectivity issues, first confirm that the appliance is
working properly.

Testing the Network Connectivity of the Appliance

Procedure

Step 1

Connect to the system and log in as the administrator. After successfully logging in, the following
messages are displayed:

Currently configured listeners:

1. BlackHole_1 (on Management, 192.168.42.42) SMTP Port 25 Black Hole Queuing

2. InboundMail (on PublicNet, 192.1681.1) SMTP Port 25 Public

3. OutboundMail (on PrivateNet, 192.168.1.1) SMTP Port 25 Private

Choose the operation you want to perform:

- NEW - Create a new listener.

- EDIT - Modify a listener.

- DELETE - Remove a listener.

- SETUP - Change global settings.

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