socket address families (domains) NAME address_families - socket address families (domains) SYNOPSIS #include <sys/types.h> /* See NOTES */ #include <sys/socket.h> int socket(int d…sockets for local interprocess communication NAME unix - sockets for local interprocess communication SYNOPSIS #include <sys/socket.h> #include <sys/un.h> unix_socket = socket(AF_U…Linux socket interface NAME socket - Linux socket interface SYNOPSIS #include <sys/socket.h> sockfd = socket(int socket_family , int socket_type , int protocol ); DESCRIPTION This …Linux IPv4 raw sockets NAME raw - Linux IPv4 raw sockets SYNOPSIS #include <sys/socket.h> #include <netinet/in.h> raw_socket = socket(AF_INET, SOCK_RAW, int protocol ); DESCRIPTION…obtaining information about sockets NAME sock_diag - obtaining information about sockets SYNOPSIS #include <sys/socket.h> #include <linux/sock_diag.h> #include <linux/unix_diag.h> …Linux VSOCK address family NAME vsock - Linux VSOCK address family SYNOPSIS #include <sys/socket.h> #include <linux/vm_sockets.h> stream_socket = socket(AF_VSOCK, SOCK_STREAM, 0); …Linux IPv4 protocol implementation NAME ip - Linux IPv4 protocol implementation SYNOPSIS #include <sys/socket.h> #include <netinet/in.h> #include <netinet/ip.h> /* superset of prev…packet interface on device level NAME packet - packet interface on device level SYNOPSIS #include <sys/socket.h> #include <linux/if_packet.h> #include <net/ethernet.h> /* the L2 pr…User Datagram Protocol for IPv4 NAME udp - User Datagram Protocol for IPv4 SYNOPSIS #include <sys/socket.h> #include <netinet/in.h> #include <netinet/udp.h> udp_socket = socket(AF_…Writing and packaging system daemons NAME daemon - Writing and packaging system daemons DESCRIPTION A daemon is a service process that runs in the background and supervises the sys…Linux IPv6 protocol implementation NAME ipv6 - Linux IPv6 protocol implementation SYNOPSIS #include <sys/socket.h> #include <netinet/in.h> tcp6_socket = socket(AF_INET6, SOCK_STREA…Linux AppleTalk protocol implementation NAME ddp - Linux AppleTalk protocol implementation SYNOPSIS #include <sys/socket.h> #include <netatalk/at.h> ddp_socket = socket(AF_APPLETAL…ITU-T X.25 / ISO/IEC 8208 protocol interface NAME x25 - ITU-T X.25 / ISO/IEC 8208 protocol interface SYNOPSIS #include <sys/socket.h> #include <linux/x25.h> x25_socket = socket(AF_…TCP protocol NAME tcp - TCP protocol SYNOPSIS #include <sys/socket.h> #include <netinet/in.h> #include <netinet/tcp.h> tcp_socket = socket(AF_INET, SOCK_STREAM, 0); DESCRIPTION Thi…communication between kernel and user space (AF_NETLINK) NAME netlink - communication between kernel and user space (AF_NETLINK) SYNOPSIS #include <asm/types.h> #include <sys/socke…Linux IPv4 ICMP kernel module. NAME icmp - Linux IPv4 ICMP kernel module. DESCRIPTION This kernel protocol module implements the Internet Control Message Protocol defined in RFC 79…Index of configuration directives NAME systemd.directives - Index of configuration directives UNIT DIRECTIVES Directives for configuring units, used in unit files. Accept= systemd.…overview of Linux network namespaces NAME network_namespaces - overview of Linux network namespaces DESCRIPTION Network namespaces provide isolation of the system resources associa…list of eBPF helper functions NAME BPF-HELPERS - list of eBPF helper functions DESCRIPTION The extended Berkeley Packet Filter (eBPF) subsystem consists in programs written in a ps…System Credentials NAME systemd.system-credentials - System Credentials DESCRIPTION System and Service Credentials [1] are data objects that may be passed into booted systems or sy…