Cisco Cisco Email Security Appliance C680 Technical References

You can configure the appliance to use your own DNS cache server.

mail3.example.com> dnsconfig

Currently using the Internet root DNS servers.

Alternate authoritative DNS servers:

1. com: dns.example.com (10.1.10.9)

Choose the operation you want to perform:

- NEW - Add a new server.

- EDIT - Edit a server.

- DELETE - Remove a server.

- SETUP - Configure general settings.

[]> setup

Do you want the Gateway to use the Internet's root DNS servers or would 

you like

it to use your own DNS servers?

1. Use Internet root DNS servers

2. Use own DNS cache servers

[1]> 2

Please enter the IP address of your DNS server.

Separate multiple IPs with commas.

[]> 10.10.200.03

Please enter the priority for 10.10.200.3.