dns_qtype value:COUNTER:0:65535
dns_question value:COUNTER:0:65535
dns_rcode value:COUNTER:0:65535
+dns_request value:COUNTER:0:65535
+dns_resolver value:COUNTER:0:65535
+dns_update value:COUNTER:0:65535
+dns_zops value:COUNTER:0:65535
email_check value:GAUGE:0:U
email_count value:GAUGE:0:U
email_size value:GAUGE:0:U