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Configuring Domain Name Service
3-193
3
CLI - This example maps two address to a host name, and then configures an alias
host name for the same addresses.
Displaying the DNS Cache
You can display entries in the DNS cache that have been learned via the designated
name servers.
Field Attributes
• No – The entry number for each resource record.
• Flag – The flag is always “4” indicating a cache entry and therefore unreliable.
• Type – This field includes CNAME which specifies the canonical or primary name
for the owner, and ALIAS which specifies multiple domain names which are
mapped to the same IP address as an existing entry.
• IP – The IP address associated with this record.
• TTL – The time to live reported by the name server.
• Domain – The domain name associated with this record.
Web – Select DNS, Cache.
Figure 3-114 DNS Cache
Console(config)#ip host rd5 192.168.1.55 10.1.0.55 4-233
Console(config)#ip host rd6 10.1.0.55
Console#show hosts 4-238
Hostname
rd5
Inet address
10.1.0.55 192.168.1.55
Alias
1.rd6
Console#