Here you go. I have two nodes on the same machine so one is running on ports 9200/9300 and the other one in 9201/9301
~ # netstat -alp | grep 9[2,3]0[0,1]
tcp 0 0 hostname.b:34984 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:34983 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:34982 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:35443 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:34932 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:35439 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:35438 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:34937 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:35440 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:35291 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:36917 hostname.bt:9200 ESTABLISHED 554/node
tcp 0 0 hostname.b:35442 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:35441 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:35444 hostname.bt:9200 TIME_WAIT -
tcp 0 0 hostname.b:38128 hostname.bt:9200 ESTABLISHED 554/node
tcp6 0 0 hostname.bt:9201 [::]:* LISTEN 609/java
tcp6 0 0 hostname.bt:9300 [::]:* LISTEN 608/java
tcp6 0 0 hostname.bt:9301 [::]:* LISTEN 609/java
tcp6 0 0 hostname.bt:9200 [::]:* LISTEN 608/java
tcp6 0 0 hostname.b:53245 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9200 hostname.b:35291 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9201 hostname.b:41149 ESTABLISHED 609/java
tcp6 0 0 hostname.b:60067 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9300 hostname.b:53249 ESTABLISHED 608/java
tcp6 0 0 hostname.b:41171 hostname.bt:9201 ESTABLISHED 555/java
tcp6 0 0 hostname.bt:9200 hostname.b:36917 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9200 hostname.b:34933 ESTABLISHED 608/java
tcp6 0 0 hostname.b:34933 hostname.bt:9200 ESTABLISHED 555/java
tcp6 0 0 hostname.bt:9300 hostname.b:53240 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53242 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9200 hostname.b:34979 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9301 hostname.b:60071 ESTABLISHED 609/java
tcp6 0 0 hostname.b:34979 hostname.bt:9200 ESTABLISHED 555/java
tcp6 0 0 hostname.b:60068 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.b:41124 hostname.bt:9201 ESTABLISHED 555/java
tcp6 0 0 hostname.b:60062 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9300 hostname.b:53248 ESTABLISHED 608/java
tcp6 0 0 hostname.b:60061 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53243 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.b:34978 hostname.bt:9200 ESTABLISHED 555/java
tcp6 0 0 hostname.b:60066 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9301 hostname.b:60065 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9201 hostname.b:41153 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9300 hostname.b:53246 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9300 hostname.b:53244 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9301 hostname.b:60066 ESTABLISHED 609/java
tcp6 0 0 hostname.b:53250 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9301 hostname.b:60062 ESTABLISHED 609/java
tcp6 0 0 hostname.b:60073 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9200 hostname.b:34937 ESTABLISHED 608/java
tcp6 0 0 hostname.b:60065 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9200 hostname.b:34980 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9201 hostname.b:41124 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9300 hostname.b:53245 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9201 hostname.b:41151 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9200 hostname.b:34976 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9200 hostname.b:34983 ESTABLISHED 608/java
tcp6 0 0 hostname.b:34976 hostname.bt:9200 ESTABLISHED 555/java
tcp6 0 0 hostname.bt:9200 hostname.b:38128 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9200 hostname.b:34932 ESTABLISHED 608/java
tcp6 0 0 hostname.b:41151 hostname.bt:9201 ESTABLISHED 555/java
tcp6 0 0 hostname.b:60070 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.b:41149 hostname.bt:9201 ESTABLISHED 555/java
tcp6 0 0 hostname.bt:9300 hostname.b:53247 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53244 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9200 hostname.b:34984 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53241 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9300 hostname.b:53243 ESTABLISHED 608/java
tcp6 0 0 hostname.bt:9300 hostname.b:53252 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53249 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.b:60072 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53252 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9301 hostname.b:60064 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9301 hostname.b:60067 ESTABLISHED 609/java
tcp6 0 0 hostname.b:53248 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9300 hostname.b:53250 ESTABLISHED 608/java
tcp6 0 0 hostname.b:34980 hostname.bt:9200 ESTABLISHED 555/java
tcp6 0 0 hostname.bt:9301 hostname.b:60070 ESTABLISHED 609/java
tcp6 0 0 hostname.b:60071 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53240 hostname.bt:9300 ESTABLISHED 609/java
tcp6 0 0 hostname.bt:9200 hostname.b:34982 ESTABLISHED 608/java
tcp6 0 0 hostname.b:60064 hostname.bt:9301 ESTABLISHED 608/java
tcp6 0 0 hostname.b:53247 hostname.bt:9300 ESTABLISHED 609/java
....