Licensing Requirements and Limitations for DNS

Involved Network Elements

Other network elements are not required.

Licensing Requirements

DNS is a basic feature of a switch and is not under license control.

Feature Support in V200R019C10

All models of S2720, S5700, and S6700 series switches support DNS.

For details about software mappings, visit Hardware Query Tool and search for the desired product model.

Feature Limitations

• A switch only supports the DNS client function.

• When static DNS is configured, a maximum of fifty static DNS entries can be configured on the switch.

• When dynamic DNS is configured, a maximum of six DNS server IP addresses (shared by IPv4 and IPv6) and ten domain name suffixes can be configured on the switch.