grep

[dan@dev-nginx01:~] $ sudo sockstat -l|grep 161
[dan@dev-nginx01:~] $ 

sudo sockstat -l

[dan@dev-nginx01:~] $ sudo sockstat -l

USER     COMMAND    PID   FD PROTO  LOCAL ADDRESS         FOREIGN ADDRESS      
postfix  showq      11685 6  stream public/showq
postfix  pickup     47457 6  stream public/pickup
dan      sshd       80870 6  stream (not connected)
dan      sshd       80870 8  stream /tmp/ssh-O3xyZQn0Zp/agent.80870
root     sshd       80753 6  stream (not connected)
root     sshd       74419 3  tcp4   10.55.0.39:22         *:*
www      nginx      74399 10 tcp4   10.55.0.39:80         *:*
www      nginx      74399 11 tcp4   10.55.0.39:443        *:*
root     nginx      74398 10 tcp4   10.55.0.39:80         *:*
root     nginx      74398 11 tcp4   10.55.0.39:443        *:*
nagios   nrpe3      74394 4  tcp4   10.55.0.39:5666       *:*
www      php-fpm    74390 6  stream /var/run/php-fpm.sock
www      php-fpm    74389 6  stream /var/run/php-fpm.sock
root     php-fpm    74388 8  stream /var/run/php-fpm.sock
postfix  qmgr       74382 6  stream public/qmgr
root     master     74380 13 tcp4   10.55.0.39:25         *:*
root     master     74380 17 stream public/pickup
root     master     74380 21 stream public/cleanup
root     master     74380 24 stream public/qmgr
root     master     74380 28 stream private/tlsmgr
root     master     74380 31 stream private/rewrite
root     master     74380 34 stream private/bounce
root     master     74380 37 stream private/defer
root     master     74380 40 stream private/trace
root     master     74380 43 stream private/verify
root     master     74380 46 stream public/flush
root     master     74380 49 stream private/proxymap
root     master     74380 52 stream private/proxywrite
root     master     74380 55 stream private/smtp
root     master     74380 58 stream private/relay
root     master     74380 61 stream public/showq
root     master     74380 64 stream private/error
root     master     74380 67 stream private/retry
root     master     74380 70 stream private/discard
root     master     74380 73 stream private/local
root     master     74380 76 stream private/virtual
root     master     74380 79 stream private/lmtp
root     master     74380 82 stream private/anvil
root     master     74380 85 stream private/scache
root     master     74380 88 dgram  public/postlog
root     syslogd    74235 5  dgram  /var/run/log
root     syslogd    74235 6  dgram  /var/run/logpriv
[dan@dev-nginx01:~] $ 
[dan@dev-nginx01:~] $