DNS queries to the recursive resolver. The unwanted replies could be innocent duplicate packets, late replies, or spoof threats.
| Field | Internal name | Type | Warning | Critical | Info |
|---|---|---|---|---|---|
| queries handled by thread0 | t0_n_queries | absolute | |||
| total queries from clients | t_n_queries | absolute | |||
| cache hits | t_n_chits | absolute | |||
| cache prefetch | t_n_prefetch | absolute | |||
| TCP queries | n_q_tcp | absolute | |||
| TCP out queries | n_q_tcpout | absolute | |||
| UDP out queries | n_q_udpout | absolute | |||
| TLS queries | n_q_tls | absolute | |||
| TLS resumes | n_q_tls_resume | absolute | |||
| IPv6 queries | n_q_ipv6 | absolute | |||
| queries that failed acl | u_queries | absolute | |||
| unwanted or unsolicited replies | u_replies | absolute | 1000 | 100000 |