- (a) What type of DNS record maps hostnames to IPv4 addresses? (b) What type of DNS record maps hostnames to IPv6 addresses? (c) What type of record is used in reverse-DNS lookups?
- (a) What can happen if a DNS record contains false information? (b) What is a method we can use to prevent that from happening?
- (a) Name the two services available in pfSense for DNS. (b) What is the default service in the current version?
- (a) What port does DNS use? (b) What protocol does DNS use?
- What option on the DNS Resolver allows us to configure the service to resolve specific hostnames differently?
- What are the two forms of DDNS supported by pfSense?
- Under what circumstances might you want to configure pfSense’s NTP service?
- What command-line utility can be used to make sure the preferred NTP service is running?
- (a) In SNMP, what software is running on the managed devices? ...
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