Final

0x07-networking_basics/0-OSI_model

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+2
+2

0x07-networking_basics/1-types_of_network

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+3
+2
+1

0x07-networking_basics/2-MAC_and_IP_address

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+2
+1

0x07-networking_basics/3-UDP_and_TCP

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+1
+2
+1

0x07-networking_basics/4-TCP_and_UDP_ports

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+#!/usr/bin/env bash
+# script that displays TCP and UDP listening ports
+
+netstat -l

0x07-networking_basics/5-is_the_host_on_the_network

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+#!/usr/bin/env bash
+# script that pings an IP address passed as an argument
+
+# ip variable
+IP="${1}"
+
+# filename variable
+fn=$(basename "${BASH_SOURCE[@]}")
+
+if ! [ "$IP" ]; then
+	echo "Usage: ${fn} {IP_ADDRESS}"
+else
+	ping -c 5 "${IP}"
+fi

0x07-networking_basics/README.md

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+0x07. Networking basics #0