HP VPN Firewall Appliances Network Management Command Reference

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display dns host
Use display dns host to display the dynamic DNS cache information.
Syntax
display dns host [ ip | ipv6 | naptr | srv ] [ | { begin | exclude | include } regular-expression ]
Views
Any view
Default command level
1: Monitor level
Parameters
ip: Displays the dynamic cache information for type A queries. A type A query resolves a domain name
to the mapped IPv4 address.
ipv6: Displays the dynamic cache information for type AAAA queries. A type AAAA query resolves a
domain name to the mapped IPv6 address. For more information, see Network Management
Configuration Guide.
naptr: Displays the dynamic cache information for NAPTR queries. A NAPTR query offers the
replacement rule of a character string to convert the character string to a domain name.
srv: Displays the dynamic cache information for SRV queries. An SRV query offers the domain name of
a certain service site.
|: Filters command output by specifying a regular expression. For more information about regular
expressions, see Getting Started Guide.
begin: Displays the first line that matches the specified regular expression and all lines that follow.
exclude: Displays all lines that do not match the specified regular expression.
include: Displays all lines that match the specified regular expression.
regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.
Usage guidelines
If you do not specify any parameter, this command displays the dynamic DNS cache information for all
query types.
Examples
# Display the dynamic DNS cache information for all query types.
<Sysname> display dns host
No. Host TTL Type Reply Data
1 sample.com 3132 IP 192.168.10.1
2 sample.net 2925 IPv6 FE80::4904:4448
3 sip.sample.com 3122 NAPTR 100 10 u sip+E2U !^.*$!sip:info.se!i
4 website.tcp.sample.com 3029 SRV 10 10 8080 iis.sample.com
Table 45 Command output
Field Descri
p
tion
No Sequence number.