Protocol Property

The protocol used for the DNS request.

Object Oriented Interface

public function getProtocol();
public function setProtocol($value);

Procedural Interface

ipworks_dns_get($res, 5 );
ipworks_dns_set($res, 5, $value );

Default Value

0

Remarks

This property specifies the protocol used for the DNS request when Query is called. Possible values are:

0 (ptUDP - default) UDP is used. This is the most commonly used DNS protocol.
1 (ptTCP) TCP is used.
2 (ptTLS) TCP with TLS is used. Set DNSPort to the port which the server uses for TLS connections. Typically this is port 853.
3 (ptHTTPS) HTTP is used. The DNS request is made over HTTP. DNSServer must bet set to a URL of a server accepting DNS over HTTPS (DoH) requests. See the DoHMethod configuration setting for additional options when using this protocol.

Data Type

Integer

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