Cisco Cisco Email Security Appliance X1070 Referencia técnica
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Cisco IronPort AsyncOS 7.6 CLI Reference Guide
Chapter
dig
Description
Look up a record on a DNS server
Usage
Commit: This command does not require a ‘commit’.
Cluster Management: This command can be used in all three machine modes
(cluster, group, machine).
(cluster, group, machine).
Batch Command: This command supports a batch format.
Batch Format
The batch format of the
dig
command can be used to perform all the fuctions of
the traditional CLI command.
•
Look up a record on a DNS server
•
Do a reverse lookup for given IP address on a DNS server
These are the options available for the
dig
command’s batch format
dig [options] [@<dns_ip>] [qtype] <hostname>
dig -x <reverse_ip> [options] [@<dns_ip>]
-s <source_ip> Specify the source IP address.
-t Make query over TCP.
-u Make query over UDP (default).