UseLocalDNS: Use System Default DNS ( -- Use system default DNS Name Servers. default: 1
DNSResponseLog: Show DNS Name Servers Response Time in Log
DNSServers: DNS Name Servers -- DNS Name Servers IP's to use for DNSBL, RWL, URIBL, PTR, ). default: 208.67.222.222|208.67.220.220
DNStimeout: DNS Query Timeout -- Global DNS Query Timeout for DNSBL, RWL, URIBL, PTR, SPF, MX and A record lookups. The default is 5 seconds.
DNSretry: DNS Query Retry -- Global DNS Query Retry. Set the number of times to try the query. The default is 1.
DNSretrans: DNS Query Retrans -- Global DNS Query Retransmission Interval. Set the retransmission interval. The default is 3.
Wiki: ASSP_1.5.x_configuration_settings
Wiki: ASSP_1.x_configuration_settings
Wiki: Available_DNS_Servers