Checkpointing is not supported in a stack or a MLAG setup for DNS caching.
To enable DNS cache, use the following command:
enable dns cache {{vlan} vlan_name | {vr} vr_name}
To disable DNS cache, use the following command:
disable dns cache {{vlan} vlan_name | {vr} vr_name}
To clear DNS cache entries, use the following command:
clear dns cache
To add or delete DNS name servers, use the following command:
configure dns cache [add | delete ] name-server ip_address {{vr} vr_name}
To show DNS cache entries, use the following command:
show dns cache {current} {detail}
To show DNS cache status (enabled or disabled), use the following command:
show dns cache configuration {{vlan} vlan_name | {vr} vr_name}
To show the current DNS name servers, use the following command:
show dns cache name-server