The MIB module for entities implementing the server side of the Domain Name System (DNS) protocol. P. Mockapetris, 'Domain names - implementation and specification', RFC 1035, November 1987 Descriptions of acronyms and definitions: Reporting The interval in seconds over which interval the server last calculated the sample interval statistics RR Resource Record for DNS AXFR Full zone transfer IXFR Incremental zone transfer M.Ohta, 'Incremental Zone Transfer in DNS', RFC-1995, August 1996 ACL DNS Access Control List RCODE Flag in a DNS packet P. Vixie, S. Thomson, Y. Rekhter, J. Bound, 'Dynamic Updates in the Domain Name System (DNS UPDATE)', RFC-2136, April 1997 The following are values of RCODE in the update packet: FORMERR The name server was unable to interpret the request due to a format error. REFUSED The name server refuses to perform the specified operation for policy or security reasons. TSIG A transaction signature of secret key transaction authentication for DNS. O. Gudmundsson, D. Eastlake 3rd, B. Wellington, 'Secret Key Transaction Authentication for DNS (TSIG)', RFC-2845, May 2000 The following are TSIG related error conditions, while processing incoming messages: BADTIME The time in the TSIG message is off the limit BADKEY The key in the TSIG message is not valid BADSIG The signature in the TSIG message is not valid HA High Availability DNS servers to eliminate single-point-of-failure for dynamic DNS updates

MIB content (203 objects)


Cisco Systems, Inc.
Contact info
Cisco Systems Customer Service Postal: 170 W Tasman Drive San Jose, CA 95134 USA Tel: +1 800 553-NETS E-mail:


2005-03-01 00:00
Updated to add new DNS counters.
2004-02-01 00:00
Initial version of this MIB module.