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76 Appendix A Operation Problems with Device Manager
Serial Port tab on the Metro ESU 1800 and 1850
3
Check to see that the port settings are:
•
baudRate-9600
•
SerialPortDataBits: 8
•
SerialPortParityBits: None
•
SerialPortStopBits: 1
•
rs232PortConfig: console
If necessary, change the port settings to match those in this list.
—End—
Switch fails to open in Device Manager
If a switch does not open, Device Manager displays a timeout message.
Timeouts can occur in slower networks and indicate that you need to
increase your retransmission retries and timeout interval. For information
about setting these values, refer to "Setting the Device Manager properties"
(page 31).
If increasing the retransmission retries and timeout interval does not solve
the problem, in the Open Device dialog box, make sure that you entered the
correct read and write community information. For instructions on entering
community strings, see "Opening a device" (page 36).
If the switch cannot be reached through IP (the management station cannot
communicate with the switch), verify the following:
•
Is the switch connected to the network?
Nortel Metro Ethernet Routing Switch 8600
Fundamentals — Using Device Manager
NN46225-300 02.02 Standard
4.2 1 October 2007
Copyright © 2005-2007, Nortel Networks
.