# Connections

Server Administration / Connections

## Return TCP IPv4 sockets data

 - [GET /get_tcp4_sockets](https://api.docs.cpanel.net/specifications/whm.openapi/connections/get_tcp4_sockets.md): This function returns data about the system's transmission control protocol (TCP) IPv4 sockets.

## Return TCP IPv6 sockets data

 - [GET /get_tcp6_sockets](https://api.docs.cpanel.net/specifications/whm.openapi/connections/get_tcp6_sockets.md): This function returns data about the system's transmission control protocol (TCP) IPv6 sockets.

## Return UDP IPv4 sockets data

 - [GET /get_udp4_sockets](https://api.docs.cpanel.net/specifications/whm.openapi/connections/get_udp4_sockets.md): This function returns data about the system's user datagram protocol (UDP) IPv4 sockets.

## Return UDP IPv6 sockets data

 - [GET /get_udp6_sockets](https://api.docs.cpanel.net/specifications/whm.openapi/connections/get_udp6_sockets.md): This function returns data about the system's user datagram protocol (UDP) IPv6 sockets.

Important:

  This function may perform slower on a CentOS 6 system with a large number of UDP sockets.