Displaying The Dns Cache; Figure 16-3 Dns Cache - SMC Networks TigerStack II SMC8926EM Management Manual

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.
• Type – This field includes ADDRESS which specifies the host address for the
owner, and CNAME which specifies an alias.
• 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.
CLI - This example displays all the resource records learned from the designated
name servers.
Console#show dns cache
NO FLAG TYPE
0 4 Address www.times.com
1 4 Address a1116.x.akamai.net
2 4 Address a1116.x.akamai.net
3 4 CNAME
4 4 CNAME
Console#

Figure 16-3 DNS Cache

DOMAIN
graphics8.nytimes.com
graphics478.nytimes.com.edgesui 19
Displaying the DNS Cache
TTL IP
198 199.239.136.200
19 61.213.189.120
19 61.213.189.104
19 POINTER TO:2
POINTER TO:2
16
38-7
16-5