Is DNSMasq a DNS server?
dnsmasq is free software providing Domain Name System (DNS) caching, a Dynamic Host Configuration Protocol (DHCP) server, router advertisement and network boot features, intended for small computer networks.
What is DNS DNSMasq?
Dnsmasq is a lightweight, easy to configure, DNS forwarder and DHCP server. It is designed to provide DNS and optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS.
What is forced DNS redirection?
What is forced DNS redirection? – Quora. Forced DNS redirection simply overrides all DNS traffic (no matter what your device client settings are). Your router will then redirect all traffic to the DNS servers that are configured under Basic Setup.
What DHCP option is DNS?
DHCP option 6
Common Options DHCP option 6: which DNS (Domain Name Server) to include in the IP configuration for name resolution.
What is DHCP authoritative in DD-WRT?
DHCP-Authoritative should be set when DD-WRT is the only DHCP server on its network segment (the most common setup). When authoritative, the DHCP server will immediately assign new addresses to clients that try to register using IPs from another network (rather than letting their previous lease time run out).
How do I use dnsmasq as a DNS server?
The dnsmasq server can be configured via the /etc/dnsmasq. conf file (which contains well commented and explained options), and user-defined configuration files can also be added in the /etc/dnsmasq. d directory. DNS is enabled by default, so before making any changes, make sure to create a backup of /etc/dnsmasq.
Is dnsmasq safe?
Over the years, multiple critical vulnerabilities have been found in dnsmasq. Recently, security researchers discovered new issues that continue to make dnsmasq vulnerable. These vulnerabilities can lead to DNS cache poisoning, denial of service (DoS) and possibly remote code execution (RCE).
What is local DNS DD WRT?
DD-WRT supports using DNSMasq as a local DNS server. DNSMasq can intelligently add DHCP leases to its DNS database, providing local name lookups for any DHCP client, static or dynamic. Most setups require that the router run udhcpc to acquire DHCP leases for the WAN interface.
What is CNAME record in domain?
A Canonical Name or CNAME record is a type of DNS record that maps an alias name to a true or canonical domain name. CNAME records are typically used to map a subdomain such as www or mail to the domain hosting that subdomain’s content.