__audit_sockaddr (9) - record audit data for sys_bind, sys_connect, sys_sendto
accept (2)           - accept a connection on a socket
accept4 (2)          - accept a connection on a socket
Apache2::Connection (3pm) - Perl API for Apache connection object
Apache2::ConnectionUtil (3pm) - Perl API for Apache connection utils
Apache::DBI (3pm)    - Initiate a persistent database connection
BIO_do_connect (3ssl) - connect BIO
BIO_get_conn_hostname (3ssl) - connect BIO
BIO_get_conn_int_port (3ssl) - connect BIO
BIO_get_conn_ip (3ssl) - connect BIO
BIO_get_conn_port (3ssl) - connect BIO
BIO_new_buffer_ssl_connect (3ssl) - SSL BIO
BIO_new_ssl_connect (3ssl) - SSL BIO
BIO_s_connect (3ssl) - connect BIO
BIO_set_conn_hostname (3ssl) - connect BIO
BIO_set_conn_int_port (3ssl) - connect BIO
BIO_set_conn_ip (3ssl) - connect BIO
BIO_set_conn_port (3ssl) - connect BIO
BIO_set_nbio (3ssl)  - connect BIO
cfg80211_connect_bss (9) - notify cfg80211 of connection result
cfg80211_connect_result (9) - notify cfg80211 of connection result
cfg80211_connect_timeout (9) - notify cfg80211 of connection timeout
cfg80211_cqm_rssi_notify (9) - connection quality monitoring rssi event
cfg80211_disconnected (9) - notify cfg80211 that connection was dropped
connect (2)          - initiate a connection on a socket
d_obtain_alias (9)   - find or allocate a DISCONNECTED dentry for a given inode
d_splice_alias (9)   - splice a disconnected dentry into the tree if one exists
dblink_cancel_query (3) - cancels any active query on the named connection
dblink_connect (3)   - opens a persistent connection to a remote database
dblink_connect_u (3) - opens a persistent connection to a remote database, in...
dblink_disconnect (3) - closes a persistent connection to a remote database
dblink_error_message (3) - gets last error message on the named connection
dblink_get_connections (3) - returns the names of all open named dblink conne...
dblink_get_notify (3) - retrieve async notifications on a connection
dblink_is_busy (3)   - checks if connection is busy with an async query
dma_buf_export (9)   - Creates a new dma_buf, and associates an anon file wit...
doveadm-kick (1)     - Disconnect users by user name and/or IP address
getpeername (2)      - get name of connected peer socket
git-fsck (1)         - Verifies the connectivity and validity of the objects ...
git-fsck-objects (1) - Verifies the connectivity and validity of the objects ...
gpg-connect-agent (1) - Communicate with a running agent
ieee80211_sta_ps_transition (9) - PS transition for connected sta
ieee80211_sta_ps_transition_ni (9) - PS transition for connected sta (in proc...
iscsi_create_conn (9) - create iscsi class connection
iscsi_destroy_conn (9) - destroy iscsi class connection
iscsi_find_flashnode_conn (9) - finds flashnode connection entry
listen (2)           - listen for connections on a socket
LWP::ConnCache (3pm) - Connection cache manager
machinectl (1)       - Control the systemd machine manager
Mail::Message::Wrapper::SpamAssassin (3pm) - Connect a Mail::Message with Mai...
Mail::SpamAssassin::Plugin::ASN (3pm) - SpamAssassin plugin to look up the Au...
mconnect (1)         - connects to a remote SMTP server.
nc (1)               - arbitrary TCP and UDP connections and listens
nc.openbsd (1)       - arbitrary TCP and UDP connections and listens
nc_openbsd (1)       - arbitrary TCP and UDP connections and listens
Net::DBus::Binding::Connection (3pm) - A connection between client and server
Net::DBus::Binding::Server (3pm) - A server to accept incoming connections
Net::DBus::Test::MockConnection (3pm) - Fake a connection to the bus unit tes...
Net::HTTP (3pm)      - Low-level HTTP connection (client)
Net::HTTPS (3pm)     - Low-level HTTP over SSL/TLS connection (client)
Net::Server::Multiplex (3pm) - Multiplex several connections within one process
netcat (1)           - arbitrary TCP and UDP connections and listens
netstat (8)          - Print network connections, routing tables, interface s...
pg_isready (1)       - check the connection status of a PostgreSQL server
phy_connect (9)      - connect an ethernet device to a PHY device
phy_connect_direct (9) - connect an ethernet device to a specific phy_device
phy_disconnect (9)   - disable interrupts, stop state machine, and detach a P...
rio_sport_is_active (9) - Tests if a switch port has an active connection.
scache (8postfix)    - Postfix shared connection cache server
shutdown (2)         - shut down part of a full-duplex connection
sk98lin (4)          - Marvell/SysKonnect Gigabit Ethernet driver v6.21
sk_stream_wait_connect (9) - Wait for a socket to get into the connected state
snd_card_disconnect (9) - disconnect all APIs from the file-operations (user ...
snd_card_free_when_closed (9) - Disconnect the card, free it later eventually
snd_device_disconnect (9) - disconnect the device
socketpair (2)       - create a pair of connected sockets
SPI_connect (3)      - connect a C function to the SPI manager
SPI_connect_ext (3)  - connect a C function to the SPI manager
SPI_finish (3)       - disconnect a C function from the SPI manager
srp_reconnect_rport (9) - reconnect to an SRP target port
SSL_clear (3ssl)     - reset SSL object to allow another connection
SSL_connect (3ssl)   - initiate the TLS/SSL handshake with an TLS/SSL server
SSL_CTX_get_info_callback (3ssl) - handle information callback for SSL connec...
SSL_CTX_sess_connect (3ssl) - obtain session cache statistics
SSL_CTX_sess_connect_good (3ssl) - obtain session cache statistics
SSL_CTX_sess_connect_renegotiate (3ssl) - obtain session cache statistics
SSL_CTX_set_info_callback (3ssl) - handle information callback for SSL connec...
SSL_get_cipher (3ssl) - get SSL_CIPHER of a connection
SSL_get_cipher_bits (3ssl) - get SSL_CIPHER of a connection
SSL_get_cipher_name (3ssl) - get SSL_CIPHER of a connection
SSL_get_cipher_version (3ssl) - get SSL_CIPHER of a connection
SSL_get_current_cipher (3ssl) - get SSL_CIPHER of a connection
SSL_get_info_callback (3ssl) - handle information callback for SSL connections
SSL_get_shutdown (3ssl) - manipulate shutdown state of an SSL connection
SSL_get_version (3ssl) - get the protocol version of a connection.
SSL_new (3ssl)       - create a new SSL structure for a connection
SSL_read (3ssl)      - read bytes from a TLS/SSL connection.
SSL_set_bio (3ssl)   - connect the SSL object with a BIO
SSL_set_connect_state (3ssl) - prepare SSL object to work in client or server...
SSL_set_fd (3ssl)    - connect the SSL object with a file descriptor
SSL_set_info_callback (3ssl) - handle information callback for SSL connections
SSL_set_session (3ssl) - set a TLS/SSL session to be used during TLS/SSL connect
SSL_set_shutdown (3ssl) - manipulate shutdown state of an SSL connection
SSL_shutdown (3ssl)  - shut down a TLS/SSL connection
SSL_write (3ssl)     - write bytes to a TLS/SSL connection.
struct_cfg80211_connect_params (9) - Connection parameters
systemd-cat (1)      - Connect a pipeline or program's output with the journal
tcpclient (1)        - creates an outgoing TCP connection.
tcpserver (1)        - accepts incoming TCP connections.
tty (1)              - print the file name of the terminal connected to stand...
X11::Protocol::Connection (3pm) - Perl module abstract base class for X11 cli...
X11::Protocol::Connection::FileHandle (3pm) - Perl module base class for File...
X11::Protocol::Connection::INETFH (3pm) - Perl module for FileHandle-based TC...
X11::Protocol::Connection::INETSocket (3pm) - Perl module for IO::Socket::INE...
X11::Protocol::Connection::Socket (3pm) - Perl module base class for IO::Sock...
X11::Protocol::Connection::UNIXFH (3pm) - Perl module for FileHandle-based Un...
X11::Protocol::Connection::UNIXSocket (3pm) - Perl module for IO::Socket::UNI...
xprt_disconnect_done (9) - mark a transport as disconnected