User Guide
Page 14
... link is present, and the port is present. The Switch forms a stack with other Switch units; The Switch has failed its Power On Self Test. No link is enabled. No packets are being transmitted/received on the port. the LED indicates the position of the Switch in... 3300 XM Table 3 LED behavior LED Color Port Status LEDs Packet Yellow Off Status Green Green flashing Off Unit LEDs 1-8 Green Off Power/Self Test LED Green Green flashing Yellow Off Indicates Packets are being transmitted/received on the port. The Switch is disabled. The Switch is not receiving...
... link is present, and the port is present. The Switch forms a stack with other Switch units; The Switch has failed its Power On Self Test. No link is enabled. No packets are being transmitted/received on the port. the LED indicates the position of the Switch in... 3300 XM Table 3 LED behavior LED Color Port Status LEDs Packet Yellow Off Status Green Green flashing Off Unit LEDs 1-8 Green Off Power/Self Test LED Green Green flashing Yellow Off Indicates Packets are being transmitted/received on the port. The Switch is disabled. The Switch is not receiving...
User Guide
Page 29
...possible colors for Correct Operation During the Power On Self Test, all ports on the Switch are disabled and the LEDs light in the following sequence: s All unit LEDs light s Port Status LEDs light in a rapid cycle When the POST has completed, check the Power/Self Test LED to check that your Switch ...is by connecting or disconnecting the power cord. 1 Plug the power cord into the power socket at the rear of the Switch. 2 Plug the other end of steps to...
...possible colors for Correct Operation During the Power On Self Test, all ports on the Switch are disabled and the LEDs light in the following sequence: s All unit LEDs light s Port Status LEDs light in a rapid cycle When the POST has completed, check the Power/Self Test LED to check that your Switch ...is by connecting or disconnecting the power cord. 1 Plug the power cord into the power socket at the rear of the Switch. 2 Plug the other end of steps to...
User Guide
Page 30
...-through ). All of the ports on the front of a problem, see "Solving Problems Indicated by LEDs" on page 31. Many ports on 3Com devices are configured as MDIX (cross-over cable. This occurs if any of the 10BASE-T and 100BASE-TX ports on workstations and servers are MDIX... the Correct Cables Table 4 LED colors Color Green Yellow Off State The Switch is not receiving power. Most of the ports fail during power-up and operating normally The Switch has failed its Power On Self Test. Figure 10 Connecting other devices to another MDIX port, you need a cross-over ). The ...
...-through ). All of the ports on the front of a problem, see "Solving Problems Indicated by LEDs" on page 31. Many ports on 3Com devices are configured as MDIX (cross-over cable. This occurs if any of the 10BASE-T and 100BASE-TX ports on workstations and servers are MDIX... the Correct Cables Table 4 LED colors Color Green Yellow Off State The Switch is not receiving power. Most of the ports fail during power-up and operating normally The Switch has failed its Power On Self Test. Figure 10 Connecting other devices to another MDIX port, you need a cross-over ). The ...
User Guide
Page 31
...The connection uses cross-over cable if you are linking a 10BASE-T or 100BASE-TX port with a device that is still no power, you may have a faulty power cord. For information about solving problems when managing the Switch, refer to Table 5 which contains a list of problems and suggested ...refer to the Problem Solving chapter in the "SuperStack II Switch Management Guide". On powering-up . Contact your supplier for the port does not light Check that: s All connections are powered-up , the Power/Self Test LED lights yellow and a Unit LED lights green The relevant Switch unit has failed ...
...The connection uses cross-over cable if you are linking a 10BASE-T or 100BASE-TX port with a device that is still no power, you may have a faulty power cord. For information about solving problems when managing the Switch, refer to Table 5 which contains a list of problems and suggested ...refer to the Problem Solving chapter in the "SuperStack II Switch Management Guide". On powering-up . Contact your supplier for the port does not light Check that: s All connections are powered-up , the Power/Self Test LED lights yellow and a Unit LED lights green The relevant Switch unit has failed ...
User Guide
Page 54
... Interface Card. router A device that connect to a LAN have a MAC address assigned to connect two LANs of rules for communication between geographically separate networks. POST Power On Self Test. server A computer in a network that a Switch carries out when it to a Switch. 54 GLOSSARY MAC address Media Access Control address; MAC addresses are crossed...
... Interface Card. router A device that connect to a LAN have a MAC address assigned to connect two LANs of rules for communication between geographically separate networks. POST Power On Self Test. server A computer in a network that a Switch carries out when it to a Switch. 54 GLOSSARY MAC address Media Access Control address; MAC addresses are crossed...