netstat

Print network connections, routing tables, interface statistics, masquerade connections, and multicast memberships

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32
4
netstat -aTo display all sockets

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26
4
netstat -an |grep :80 |wc -lTo display the number of active connections on port 80

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10
3
netstat -rTo display the routing table.

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15
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netstat -s -p tcpThe following displays statistics for the TCP protocol

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12
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netstat -lTo display listening server sockets

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11
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netstat -eTo display extended information

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10
3
netstat -s -p udpThe following displays statistics for the UDP protocol

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19
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netstat -natpActive Internet connections (servers and established)

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4
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netstat -i

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9
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netstat -o 4Displays active TCP connections and the process IDs every 4 seconds

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8
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netstat -rnDisplay routing table without resolving names

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10
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netstat -sTo display networking statistics

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3
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netstat -r

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