GE MDS entraNET 900, Техническое руководство

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05-4055A01, Rev. E MDS entraNET Technical Manual 169
may be used remotely to provide preliminary diagnostic information, or
may even provide a path to correcting the problem.
Table 7-3. Troubleshooting with the Embedded
Management System
Symptom Possible Cause and Resolution
Remote does not
associate a. Verify that the AP has a sufficiently large number in the
“Max Remotes” parameter of the Network Configuration
Menu .
b. If “Approved Remotes” is enabled on the Security
Configuration Menu (at the AP), verify that the correct
serial number is listed in the Approved Remotes List.
c. On the Remote, if “Restrict” is turned on in the APLIST
command, verify that the AP is included in the list of
Approved APs.
d. Check for the proper heading of directional antennas as
described in Aiming Directive Antennas for Maximum
RSSI on Page 162.
e. The encryption mode is not set correctly in all radios on the
network.
f. If this occurs after upgrading firmware, disable encryption,
then re-enter the encryption phrase using eight to 41
characters in all radio devices. Finally, re-enable
encryption.
Cannot access the
entraNET AP Menu
(through COM1)
a. Check for secure cable connections. The serial data cable
should be as short as possible, never exceeding 50 ft/15 m.
b. If the radio is an AP, connect using a Telnet session or a
Web browser.
c. Disable the serial mode for COM1
( Serial Gateway Configuration>COM1 Serial Data
Port>Status>Disabled )
Or, if you know the radio data configuration, follow the
numbered steps below:
1. Connect to COM1 using a terminal set to VT100 and
the port data baud rate.
2. Enter + + +
3. Change the terminal baud rate to match the
transceiver console baud rate.
4. Enter + + +
Cannot access the
Remote command
interface a. Check for secure cable connections. Serial data cable
should be as short as possible, never exceeding 50 ft
(15 m).
b. Connect to the AP menu and manage the Remote using
the Serial Configuration menu. Check the configuration for
COM1 or COM2, as applicable.
Display on terminal
or Telnet screen is
garbled Verify that the terminal or terminal emulator or Telnet
application is set to VT100. Restart the terminal program.
ENTER
ENTER