Technical References

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CLI Reference Guide for AsyncOS 9.7 for Cisco Email Security Appliances
Chapter 3 The Commands: Reference Examples
DNS
Usage
Commit: This command requires a ‘commit’.
Cluster Management: This command can be used in all three machine modes (cluster, group, machine).
Batch Command: This command supports a batch format.
Batch Format
The batch format of the dnsconfig command can be used to perform all the functions of the traditional
CLI command.
• Configuring DNS to use a local nameserver cache:
Command arguments:
– <ns_ip> - The IP address of the nameserver. Separate multiple IP addresses with commas.
– <priority> - The priority for this entry.
• Deleting the local nameserver cache:
• Configuring alternate DNS caches to use for specific domains:
Note Cannot be used when using Internet root nameservers.
Command arguments:
– <ns_ip> - The IP address of the nameserver. Separate multiple IP addresses with commas.
– <domains> - A comma separated list of domains.
• Deleting the alternate DNS cache for a specific domain:
• Configuring DNS to use the Internet root nameservers:
Nameserver arguments:
– <ns_domain> - The domain to override.
– <ns_name> - The name of the nameserver.
– <ns_ip> - The IP address of the nameserver.
dnsconfig parent new <ns_ip> <priority>
dnsconfig parent delete <ns_ip>
dnsconfig alt new <domains> <ns_ip>
dnsconfig alt delete <domain>
dnsconfig roots new <ns_domain> <ns_name> <ns_ip>