proc_pid_net(5) File Formats Manual proc_pid_net(5) (NAME) /proc/pid/net/, /proc/net/ - (DESCRIPTION) /proc/pid/net/ ( 2.6.25) /proc/net . /proc/net/ . (ASCII) cat(1) . netstat(8) . (network namespaces) ( network_namespaces(7)). 2.6.25 /proc/net (symlink) /proc/self/net . . /proc/net/arp ARP . ARP . : IP address HW type Flags HW address Mask Device 192.168.0.50 0x1 0x2 00:50:BF:25:68:F3 * eth0 192.168.0.250 0x1 0xc 00:00:00:00:00:00 * eth0 "IP address" IPv4 "HW type" RFC 826 . ARP ( /usr/include/linux/if_arp.h) "HW address" IP . /proc/net/dev . (collisions) . ifconfig(8) . : Inter-| Receive | Transmit face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed lo: 2776770 11307 0 0 0 0 0 0 2776770 11307 0 0 0 0 0 0 eth0: 1215645 2751 0 0 0 0 0 0 1782404 4324 0 0 0 427 0 0 ppp0: 1622270 5552 1 0 0 0 0 0 354130 5669 0 0 0 0 0 0 tap0: 7714 81 0 0 0 0 0 0 7714 81 0 0 0 0 0 0 /proc/net/dev_mcast /usr/src/linux/net/core/dev_mcast.c: indx interface_name dmi_u dmi_g dmi_address 2 eth0 1 0 01005e000001 3 eth1 1 0 01005e000001 4 eth2 1 0 01005e000001 /proc/net/igmp (Internet Group Management Protocol). /usr/src/linux/net/core/igmp.c. /proc/net/rarp arp rarp(8) . RARP . /proc/net/raw (RAW) . . "sl" "local_address" . "St" . "tx_queue" "rx_queue" . "tr" "tm->when" "rexmits" RAW . "uid" (UID) . /proc/net/snmp (MIB) IP ICMP TCP UDP (agent) SNMP . /proc/net/tcp TCP . . "sl" "local_address" . "rem_address" ( ). "St" . "tx_queue" "rx_queue" . "tr" "tm->when" "rexmits" . "uid" (UID) . /proc/net/udp UDP . . "sl" "local_address" . "rem_address" ( ). "St" . "tx_queue" "rx_queue" . "tr" "tm->when" "rexmits" UDP . "uid" (UID) . : sl local_address rem_address st tx_queue rx_queue tr rexmits tm->when uid 1: 01642C89:0201 0C642C89:03FF 01 00000000:00000001 01:000071BA 00000000 0 1: 00000000:0801 00000000:0000 0A 00000000:00000000 00:00000000 6F000100 0 1: 00000000:0201 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0 /proc/net/unix (UNIX domain sockets) . : Num RefCount Protocol Flags Type St Inode Path 0: 00000002 00000000 00000000 0001 03 42 1: 00000001 00000000 00010000 0001 01 1948 /dev/printer : Num: . RefCount: . Protocol: 0 . Flags: . Type: . SOCK_STREAM 0001 SOCK_DGRAM 0002 SOCK_SEQPACKET 0005 . St: . Inode: (inode) . Path: ( ) . (abstract namespace) Path '@' . /proc/net/netfilter/nfnetlink_queue netfilter . . . 1 4207 0 2 65535 0 0 0 1 (1) (2) (3)(4) (5) (6) (7) (8) : (1) (Queue ID). --queue-num --queue-balance NFQUEUE iptables(8) . iptables-extensions(8) . (2) netlink . (3) . (4) . 1 ( ) 2 ( ). (5) . (6) (queue dropped). accept/drop . (7) (queue user dropped). netlink . . (8) (sequence number). ( ) . . 1 . (SEE ALSO) proc(5) Linux man-pages 6.19 2026-02-08 proc_pid_net(5)