FIELD: information technology.
SUBSTANCE: computing network system includes a local domain name service (DNS) server connected to one or more local clients or resources at a local branch office in an enterprise network. The local DNS server advertises to the local clients or resources at the local branch office that the DNS server is authoritative The DNS server receives record information for the local clients or resources. An attempt is made to forward the record information to an enterprise hub DNS server. The record information is stored constantly in a cache. Storing the record information constantly in cache may be performed selectively or non-selectively.
EFFECT: possibility of sending a request and receiving the corresponding response for address resolution in the absence of a connection between the branch office and enterprise hub, low volume of network traffic between the branch office and the enterprise hub.
21 cl, 4 dwg
