User Guide
Page 20
...electrical storms. Before powering on the Switch, verify that the network cables and the power cable are suitable for Correct Operation After you install power conditioning, especially in your system is by connecting and disconnecting the power cord. Plug the DC power cord from sags ...and surges to avoid unforeseen network outages. 3Com recommends that are securely connected. When the Switch is called "power cycling". Checking for the wall construction. 2. During POST...
...electrical storms. Before powering on the Switch, verify that the network cables and the power cable are suitable for Correct Operation After you install power conditioning, especially in your system is by connecting and disconnecting the power cord. Plug the DC power cord from sags ...and surges to avoid unforeseen network outages. 3Com recommends that are securely connected. When the Switch is called "power cycling". Checking for the wall construction. 2. During POST...
User Guide
Page 35
..., the cable length detection mode will power the port back up to ensure that would normally be wasted when no power saving. This OfficeConnect® switch is the default setting and need not be changed unless you will be increased compared to determine the length of the signal while maintaining... 70m full signal amplitude is applied and there is the case then the switch can reduce the strength of the cable between it will determine the cable length every time a cable is plugged into a port and link is enabled • Link Down - Note: The power saving modes have been ...
..., the cable length detection mode will power the port back up to ensure that would normally be wasted when no power saving. This OfficeConnect® switch is the default setting and need not be changed unless you will be increased compared to determine the length of the signal while maintaining... 70m full signal amplitude is applied and there is the case then the switch can reduce the strength of the cable between it will determine the cable length every time a cable is plugged into a port and link is enabled • Link Down - Note: The power saving modes have been ...
User Guide
Page 52
Sets the text string used to detect if a new device is globally enabled or disabled on the switch. • RADIUS IP - Sets the authentication mode to the use for the external RADIUS server. • RADIUS Secret - Clients that prevents ... the quiet-period of the following options: o Auto - Indicates if 802.1X protocol is plugged into a switch port. • Reauthentication Period - Port Setting • Port - The time the switch shall wait for encryption between the switch and the RADIUS server. • Reauthentication Enabled - Sets the RADIUS server IP address. •...
Sets the text string used to detect if a new device is globally enabled or disabled on the switch. • RADIUS IP - Sets the authentication mode to the use for the external RADIUS server. • RADIUS Secret - Clients that prevents ... the quiet-period of the following options: o Auto - Indicates if 802.1X protocol is plugged into a switch port. • Reauthentication Period - Port Setting • Port - The time the switch shall wait for encryption between the switch and the RADIUS server. • Reauthentication Enabled - Sets the RADIUS server IP address. •...
User Guide
Page 67
... with a 3Com management application such as a standalone plug-in to : www.3com.com/hpovintkit The kit includes Object IDs, icons, MIBs, and traps for HP OpenView Network Node Manager offers businesses the option of managing their 3Com network directly from HP OpenView Network Node Manager. To find out more about 3Com Integration Kit for HP OpenView Network Node Manager, go...
... with a 3Com management application such as a standalone plug-in to : www.3com.com/hpovintkit The kit includes Object IDs, icons, MIBs, and traps for HP OpenView Network Node Manager offers businesses the option of managing their 3Com network directly from HP OpenView Network Node Manager. To find out more about 3Com Integration Kit for HP OpenView Network Node Manager, go...
User Guide
Page 87
...cable, or be sure that the pin-out complies with a standard null-modem cable Be sure the switch has a valid IP address, subnet mask and default gateway configured Check that your management station is on The device may already be correctly installed. Wrong network address in a reboot loop ...is not readable Faulty serial cable Software settings Self-test exceeds 15 seconds No connection is established and the port LED is plugged into the appropriate VLAN to manage the device If you cannot connect using HTTP, SNMP, etc. Remove and reinstall the device. Replace the serial cable ...
...cable, or be sure that the pin-out complies with a standard null-modem cable Be sure the switch has a valid IP address, subnet mask and default gateway configured Check that your management station is on The device may already be correctly installed. Wrong network address in a reboot loop ...is not readable Faulty serial cable Software settings Self-test exceeds 15 seconds No connection is established and the port LED is plugged into the appropriate VLAN to manage the device If you cannot connect using HTTP, SNMP, etc. Remove and reinstall the device. Replace the serial cable ...
User Guide
Page 94
...in a commercial environment. If necessary, the user should consult the dealer or an experienced radio/television technician for the OfficeConnect Managed Gigabit Switch (3CDSG8) at http://www.3Com.com. Government Printing Office, Washington, DC 20402, Stock No. 004-00000345-4. Warning: This is likely to cause ... helpful: How to Identify and Resolve Radio-TV Interference Problems This booklet is available from the receiver. • Plug the equipment into a different outlet so that equipment and receiver are designed to provide reasonable protection against harmful interference ...
...in a commercial environment. If necessary, the user should consult the dealer or an experienced radio/television technician for the OfficeConnect Managed Gigabit Switch (3CDSG8) at http://www.3Com.com. Government Printing Office, Washington, DC 20402, Stock No. 004-00000345-4. Warning: This is likely to cause ... helpful: How to Identify and Resolve Radio-TV Interference Problems This booklet is available from the receiver. • Plug the equipment into a different outlet so that equipment and receiver are designed to provide reasonable protection against harmful interference ...
Installation Guide
Page 5
Wall mounting template Managed Gigabit Switch 150mm apart 2. IP Configuration When the switch is powered up and connected to a network, the switch will work straight away (plug-and-play). Please follow the instructions below to connect it . Take care not to determine and/or configure the IP ...Interface 1. Before you will display the IP address the switch is completed, you can install it and it 's COM port) and the Switch. Managing the Switch can help you to change and monitor the way it up sequence is using the 3Com Switch Detect application that can be used in . 6. If...
Wall mounting template Managed Gigabit Switch 150mm apart 2. IP Configuration When the switch is powered up and connected to a network, the switch will work straight away (plug-and-play). Please follow the instructions below to connect it . Take care not to determine and/or configure the IP ...Interface 1. Before you will display the IP address the switch is completed, you can install it and it 's COM port) and the Switch. Managing the Switch can help you to change and monitor the way it up sequence is using the 3Com Switch Detect application that can be used in . 6. If...
Installation Guide
Page 6
... very easy to your network by adding OfficeConnect gateways and switches. Follow the prompts that specifying a large range may take some time for a connected switch (default), or specifying an IP range... network or Switch, click "Next." 7. The units will be Category 5 or above. 3Com recommends Category 5E or 6 cable for Gigabit connections. On the computer that is connected to the /switch detect directory ...CD drive. Once installed, the 3Com Switch Detect Application can connect to use. The maximum length you will compensate if required. Simply plug in and remove it must be ...
... very easy to your network by adding OfficeConnect gateways and switches. Follow the prompts that specifying a large range may take some time for a connected switch (default), or specifying an IP range... network or Switch, click "Next." 7. The units will be Category 5 or above. 3Com recommends Category 5E or 6 cable for Gigabit connections. On the computer that is connected to the /switch detect directory ...CD drive. Once installed, the 3Com Switch Detect Application can connect to use. The maximum length you will compensate if required. Simply plug in and remove it must be ...
Installation Guide
Page 12
... away from the receiver • Move the equipment away from the receiver • Plug the equipment into a different outlet so that equipment and receiver are designed to provide reasonable...harmful interference when the equipment is encouraged to try to radio communications. Regulated Materials Statement 3Com products do not contain any hazardous or ozone-depleting material. It has a recycled ...emissions limits, this product is completely chlorinefree. The varnish is available from sustainable, managed forests; These limits are on paper that comply with the limits for this product...
... away from the receiver • Move the equipment away from the receiver • Plug the equipment into a different outlet so that equipment and receiver are designed to provide reasonable...harmful interference when the equipment is encouraged to try to radio communications. Regulated Materials Statement 3Com products do not contain any hazardous or ozone-depleting material. It has a recycled ...emissions limits, this product is completely chlorinefree. The varnish is available from sustainable, managed forests; These limits are on paper that comply with the limits for this product...