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Last tested: Jan 28, 2020
Here's a list of ports that Looker already listens on, and won't be available for other processes (e.g., SSH Tunnels)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 0.0.0.0:19997 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:19998 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.1:32000 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.1:5000 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.1:5001 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:9997 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.1:6062 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:9998 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN -
tcp 0 0 127.0.0.53:53 0.0.0.0:* LISTEN -
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN -
tcp6 0 0 :::19999 :::* LISTEN 25756/java
tcp6 0 0 :::1551 :::* LISTEN 25756/java
tcp6 0 0 :::9999 :::* LISTEN 25756/java
tcp6 0 0 :::111 :::* LISTEN -
tcp6 0 0 :::46677 :::* LISTEN 25756/java
tcp6 0 0 :::9910 :::* LISTEN 25756/java
tcp6 0 0 :::22 :::* LISTEN -
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