netstat {[-wtux --A] -i | [-hrigsapl]}

[root@sylixos:/root]# help netstat        
show net status
-h, --help             display this message
-r, --route            display route table
-i, --interface        display interface table
-g, --groups           display multicast group memberships
-s, --statistics       display networking statistics (like SNMP)
-w, --raw              display raw socket information
-t, --tcp              display tcp socket information
-u, --udp              display udp socket information
-p, --packet           display packet socket information
-x, --unix             display unix socket information
-l, --listening        display listening server sockets
-k, --keepalive        display tcp keepalive information
-a, --all              display all sockets
-A <net type>, --<net type>    select <net type>, <net type>=inet, inet6 or unix
netstat {[-wtux --A] -i | [-hrigsapl]}
[root@sylixos:/root]# 

[root@sylixos:/root]# netstat
--UNIX--:
TYPE      FLAG STATUS  LCONN SHUTD      NREAD MAX_BUFFER PATH

--PACKET--:
TYPE      FLAG PROTOCOL INDEX MMAP MMAP_SIZE TOTAL    DROP

--TCP LISTEN--:
LOCAL                 REMOTE                STATUS   RETRANS RCV_WND SND_WND
*:23                  *:*                   listen         0       0       0
*:21                  *:*                   listen         0       0       0

--TCP--:
LOCAL                 REMOTE                STATUS   KA RETRANS RCV_WND SND_WND
10.4.0.92:23          10.4.0.90:60071       estab    *        0   65535  262400

--UDP--:

LOCAL6                                       REMOTE6                                      UDPLITE
*:137                                        *:0                                          no
*:161                                        *:0                                          no