Cisco Cisco Email Security Appliance X1050 Referencia técnica
D N S C O N F I G
C H A P T E R 3 : T H E C O M M A N D S : R E F E R E N C E E X A M P L E S
51
Adding an Alternate DNS Server for Specific Domains
You can configure the appliance to use the Internet root servers for all DNS queries except
specific local domains.
specific local domains.
Code Example 3-23
dnsconfig
-Adding Alternate DNS Servers
mail3.example.com> dnsconfig
Currently using the Internet root DNS servers.
No alternate authoritative servers configured.
Enter "NEW" to add a server, "DELETE" to remove, "EDIT" to modify,
or "SETUP" for general settings.
[]> new
Please enter the domain this server is authoritative for. (Ex: "com").
[]> example.com
Please enter the fully qualified hostname of the DNS server for
the domain "example.com".
(Ex: "dns.example.com").
[]> dns.example.com
Please enter the IP of dns.example.com.
[]> 10.1.10.9
Enter the number of seconds to wait before timing out reverse DNS
lookups.
[20]>
Currently using the Internet root DNS servers.
Alternate authoritative DNS servers:
1. example.com: dns.example.com (10.10.200.1)
Choose the operation you want to perform:
- NEW - Add a new server.
- EDIT - Edit a server.
- DELETE - Remove a server.
- SETUP - Configure general settings.
[]>
mail3.example.com>