Vyatta NOS documentation

Learn how to install, configure, and operate Vyatta Network Operating System (Vyatta NOS), which helps to drive our virtual networking and physical platforms portfolio.

show system connections

Displays active network connections on the system.

show system connections

Operational mode

Use this command to see which network connections are currently active on the network.

The following example shows how to display active network connections on the system.


vyatta@R1:~$ show system connections
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State
tcp        0      0 127.0.0.1:5903          0.0.0.0:*               LISTEN
tcp        0      0 127.0.0.1:5904          0.0.0.0:*               LISTEN
tcp        0      0 127.0.0.1:5907          0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:53              0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN
tcp        0      0 127.0.0.1:5904          127.0.0.1:42165         ESTABLISHED
tcp        0      0 127.0.0.1:42165         127.0.0.1:5904          ESTABLISHED
tcp        0      0 127.0.0.1:48564         127.0.0.1:5903          ESTABLISHED
tcp        0     64 10.1.17.201:22          10.250.1.136:61388      ESTABLISHED
tcp        0      0 127.0.0.1:5903          127.0.0.1:48564         ESTABLISHED
tcp6       0      0 :::53                   :::*                    LISTEN
tcp6       0      0 :::22                   :::*                    LISTEN
udp        0      0 0.0.0.0:53              0.0.0.0:*
udp        0      0 10.1.17.201:123         0.0.0.0:*
udp        0      0 127.0.0.1:123           0.0.0.0:*
udp        0      0 0.0.0.0:123             0.0.0.0:*
udp6       0      0 :::53                   :::*
udp6       0      0 fe80::ff:fe00:1:123     :::*
udp6       0      0 fe80::250:56ff:fea9:123 :::*
udp6       0      0 ::1:123                 :::*
udp6       0      0 :::123                  :::*
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags       Type       State         I-Node   Path
unix  2      [ ACC ]     STREAM     LISTENING     9478     /var/run/vplane.socket
unix  2      [ ACC ]     STREAM     LISTENING     6702     /var/run/vcfgfs.sock
unix  2      [ ACC ]     STREAM     LISTENING     14164    /tmp/browser_pager
unix  2      [ ACC ]     STREAM     LISTENING     7765     /tmp/.rip_show
unix  2      [ ACC ]     STREAM     LISTENING     8796     /var/run/Vyatta/vplaned.socket
unix  2      [ ACC ]     STREAM     LISTENING     7772     /tmp/.ripng_show
unix  2      [ ACC ]     STREAM     LISTENING     7779     /tmp/.ospf_show
unix  2      [ ACC ]     STREAM     LISTENING     7786     /tmp/.ospf6_show
unix  2      [ ACC ]     STREAM     LISTENING     6021     /tmp/.bgp_show
unix  2      [ ACC ]     STREAM     LISTENING     6793     /tmp/.imi_show
unix  2      [ ACC ]     STREAM     LISTENING     6797     /tmp/.imi_line
unix  2      [ ACC ]     STREAM     LISTENING     6811     /var/run/acpid.socket
unix  2      [ ACC ]     STREAM     LISTENING     8603     /tmp/.nsm_show
unix  2      [ ACC ]     STREAM     LISTENING     8607     /tmp/.nsmserv
<omitted>