Networking hardware knowledge will now need to include managed and unmanaged switches along with PoE switches. Cloud-based network controllers have also been added.
The installation and configuration of IoT devices are new and includes controlled devices like locks, lights, cameras and climate controls. You will also need to know voice-enabled devices like digital assistants and smart speakers.
Firewall settings have been expanded to include whitelists and blacklists.
Wireless networking protocols now include RFID, Zigbee, Z-Wave. You will need to know 3G, 4G, 5G and LTE cellular protocols.
You will need to know the properties and purpose of the syslog service on network servers.
IP address configuration has been expanded to include IPv6 link-local addresses.
DHCP reservations are new. Knowledge of VLAN configuration is now required knowledge.
The wireless mesh topology (WMN) is now included.
Environment variables
Comment syntax
Basic script constructs such as Basic loops and Variables
Basic data types like Integers and Strings
Earlier in the 220-901 objectives, you defined and described remote access protocols. Now you are asked to use them. You will need to know how to use Telnet, SSH, Screen sharing and consider the security implications for each method.
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The installation and configuration of IoT devices are new and includes controlled devices like locks, lights, cameras and climate controls. You will also need to know voice-enabled devices like digital assistants and smart speakers.
Firewall settings have been expanded to include whitelists and blacklists.
Wireless networking protocols now include RFID, Zigbee, Z-Wave. You will need to know 3G, 4G, 5G and LTE cellular protocols.
You will need to know the properties and purpose of the syslog service on network servers.
IP address configuration has been expanded to include IPv6 link-local addresses.
DHCP reservations are new. Knowledge of VLAN configuration is now required knowledge.
The wireless mesh topology (WMN) is now included.
Environment variables
Comment syntax
Basic script constructs such as Basic loops and Variables
Basic data types like Integers and Strings
Earlier in the 220-901 objectives, you defined and described remote access protocols. Now you are asked to use them. You will need to know how to use Telnet, SSH, Screen sharing and consider the security implications for each method.
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