QAbstractSocket
The base functionality common to all socket types
QAuthenticator
Authentication object
QDnsDomainNameRecord
Stores information about a domain name record
QDnsHostAddressRecord
Stores information about a host address record
QDnsLookup
Represents a DNS lookup
QDnsMailExchangeRecord
Stores information about a DNS MX record
QDnsServiceRecord
Stores information about a DNS SRV record
QDnsTextRecord
Stores information about a DNS TXT record
QHostAddress
IP address
QHostInfo
Static functions for host name lookups
QHttpMultiPart
Resembles a MIME multipart message to be sent over HTTP
QHttpPart
Holds a body part to be used inside a HTTP multipart MIME message
QNetworkAccessManager
Allows the application to send network requests and receive replies
QNetworkAddressEntry
Stores one IP address supported by a network interface, along with its associated netmask and broadcast address
QNetworkConfiguration
Abstraction of one or more access point configurations
QNetworkConfigurationManager
Manages the network configurations provided by the system
QNetworkInterface
Listing of the host's IP addresses and network interfaces
QNetworkProxy
Network layer proxy
QNetworkProxyFactory
Fine-grained proxy selection
QNetworkReply
Contains the data and headers for a request sent with QNetworkAccessManager
QNetworkRequest
Holds a request to be sent with QNetworkAccessManager
QNetworkSession
Control over the system's access points and enables session management for cases when multiple clients access the same access point
QSocketNotifier
Support for monitoring activity on a file descriptor
QSsl
Declares enums common to all SSL classes in QtNetwork
QSslCertificate
Convenient API for an X509 certificate
QSslCertificateExtension
API for accessing the extensions of an X509 certificate
QSslCipher
Represents an SSL cryptographic cipher
QSslError
SSL error
QSslKey
Interface for private and public keys
QSslSocket
SSL encrypted socket for both clients and servers
QTcpServer
TCP-based server
QTcpSocket
TCP socket
QUdpSocket
UDP socket
QUrl
Convenient interface for working with URLs
QUrlInfo
Stores information about URLs
QUrlQuery
Way to manipulate a key-value pairs in a URL's query