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+# iftop
+
+> Show bandwidth usage on an interface by host.
+> More information: <https://linux.die.net/man/8/iftop>.
+
+- Show the bandwidth usage:
+
+`sudo iftop`
+
+- Show the bandwidth usage of a given interface:
+
+`sudo iftop -i {{interface}}`
+
+- Show the bandwidth usage with port information:
+
+`sudo iftop -P`
+
+- Do not show bar graphs of traffic:
+
+`sudo iftop -b`
+
+- Do not look up hostnames:
+
+`sudo iftop -n`
+
+- Get help about interactive commands:
+
+`?`