There are some basic strategies you can employ in order to troubleshoot and solve
problems with the system. However, it is important to remember that Cisco
Systems offers Technical Support for complex issues (see

Cisco IronPort

Customer Support, page 1-7

Note

Several of the features or commands described in this section will affect, or be
affected by routing precedence. Please see Appendix B, “Assigning Network and
IP Addresses” in the Cisco IronPort AsyncOS for Email Configuration Guide for
more information.