Cisco Cisco Email Security Appliance C170 Referencia técnica
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Cisco AsyncOS 8.5.6 CLI Reference Guide
Chapter 3 The Commands: Reference Examples
DNS
Note
You can override certain domains by specifying an alternate name server for that domain.
•
Deleting nameservers:
Note
When deleting, if you do not specify an
ns_name
, then all nameservers for that domain will be removed.
•
Clearing all DNS settings and automatically configuring the system to use the Internet root servers:
Displaying the current DNS settings.
Example
Each user-specified DNS server requires the following information:
•
Hostname
•
IP address
•
Domain authoritative for (alternate servers only)
Four subcommands are available within the
dnsconfig
command:
Table 3-30
dnsconfig
dnsconfig roots delete <ns_domain> [ns_name]
dnsconfig roots
dnsconfig print
Table 3-29
Subcommands for
dnsconfig
Command
Syntax
Description
new
Add a new alternate DNS server to use for specific domains or local
DNS server.
DNS server.
delete
Remove an alternate server or local DNS server.
edit
Modify an alternate server or local DNS server.
setup
Switch between Internet root DNS servers or local DNS servers.
mail3.example.com> dnsconfig
Currently using the Internet root DNS servers.
Alternate authoritative DNS servers: