User Manual
Page 5
...line power, is a 4-port, managed Ethernet switch that fits into any managed device on an Ethernet network by allowing you would with any standard electrical wall outlet or data port opening. 1 INSTALLING THE NJ220 INTELLIJACK The 3Com NJ220 IntelliJack is a method to provide power to equipment... over an Ethernet cable, allowing a device to receive both data and power from the same network cable. You can also be powered by a switch or other Power Sourcing Equipment...
...line power, is a 4-port, managed Ethernet switch that fits into any managed device on an Ethernet network by allowing you would with any standard electrical wall outlet or data port opening. 1 INSTALLING THE NJ220 INTELLIJACK The 3Com NJ220 IntelliJack is a method to provide power to equipment... over an Ethernet cable, allowing a device to receive both data and power from the same network cable. You can also be powered by a switch or other Power Sourcing Equipment...
User Manual
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... up to four devices to be connected to an analog or digital PBX telephone. The port bypasses the functionality of the IntelliJack: 1 Switched ports with up to that uses IEEE 802.3af-compatible Power Over Ethernet. However, you to set up a connection to... INSTALLING THE NJ220 INTELLIJACK About the IntelliJack • MAC filtering • 802.1x port security • User-configured VLAN IDs for management packets • Port-based "calendar" function The following diagram shows the front view of the switch, allowing you must purchase the connectors from 3Com. The adapter...
... up to four devices to be connected to an analog or digital PBX telephone. The port bypasses the functionality of the IntelliJack: 1 Switched ports with up to that uses IEEE 802.3af-compatible Power Over Ethernet. However, you to set up a connection to... INSTALLING THE NJ220 INTELLIJACK About the IntelliJack • MAC filtering • 802.1x port security • User-configured VLAN IDs for management packets • Port-based "calendar" function The following diagram shows the front view of the switch, allowing you must purchase the connectors from 3Com. The adapter...
User Manual
Page 10
... an overview of power supplies that support the IntelliJack, go to the IntelliJack, or may result in damage to www.3com.com/. Failure to do so may result in the sections that follow. 6 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK The following ways: • Over the network via an integrated switch that supports Power Over Ethernet. • Over...
... an overview of power supplies that support the IntelliJack, go to the IntelliJack, or may result in damage to www.3com.com/. Failure to do so may result in the sections that follow. 6 CHAPTER 1: INSTALLING THE NJ220 INTELLIJACK The following ways: • Over the network via an integrated switch that supports Power Over Ethernet. • Over...
User Manual
Page 53
NOTE: You should change the password to 3Com. 802.1X 23 To change 802.1X settings for a specific port, select that no one else can change the device password (the default password is a ... access control. Typical 802.1X implementations in an Ethernet switch usually include the authenticator as well as If you forget the new password, you will not be able to perform any other configuration tasks unless you set the security options of the NJ220 IntelliJack. Password 22 You can re-configure your system. Changing...
NOTE: You should change the password to 3Com. 802.1X 23 To change 802.1X settings for a specific port, select that no one else can change the device password (the default password is a ... access control. Typical 802.1X implementations in an Ethernet switch usually include the authenticator as well as If you forget the new password, you will not be able to perform any other configuration tasks unless you set the security options of the NJ220 IntelliJack. Password 22 You can re-configure your system. Changing...
User Manual
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With Standard 802.1X selected, control is 3600 seconds. The NJ220 will be locked into the ATU automatically. In this case,...in the ATU and allow its ATU to the network through . In this mode, when a 3Com IP phone is connected to the IntelliJack, the phone's MAC address will block all other packets that a supplicant device authenticates itself on... to Disable 802.1X, all packets entering the port are processed as authenticator to devices connected to the switch. no 802.1X control applies. This will pass through by default. When reauthentication is enabled, the default...
With Standard 802.1X selected, control is 3600 seconds. The NJ220 will be locked into the ATU automatically. In this case,...in the ATU and allow its ATU to the network through . In this mode, when a 3Com IP phone is connected to the IntelliJack, the phone's MAC address will block all other packets that a supplicant device authenticates itself on... to Disable 802.1X, all packets entering the port are processed as authenticator to devices connected to the switch. no 802.1X control applies. This will pass through by default. When reauthentication is enabled, the default...
