Microwave Data Systems MDS entraNET 900 System Manual page 97

MDS 05-4055A01, Rev. A
Table 4-2. Basic Troubleshooting with the entraNET MS
Symptom Problem/Recommended System Checks
Cannot access the a. Connect to unit via Telnet or Web browser
entraNET MS
b. Disable the serial mode for COM1
through COM1
a. Connect to COM 1 via a terminal set to VT100 and the
b. Type "+++ [ENTER]"
c. Change the terminal's baud rate to match the transceiver's
d. Type "+++ [ENTER]"
Display on a. Verify the terminal/terminal emulator or Telnet application
terminal/Telnet
screen garbled
Cannot pass IP a. Verify your IP settings.
data to WAN.
b. Use the PING command to test communication with
c. If successful with local PING, attempt to PING an IP unit
d. If successful with the LAN PINGs, try connecting to a
Wireless Retries Possible Radio Frequency Interference—
too high.
a. If omnidirectional antennas are used, consider changing to
b. Try skipping some zones where persistent interference is
c. The installation of a filter in the antenna feedline may be
Password a. Connect to the transceivertransceiver using a terminal
forgotten.
b. Call MDS. Get a password-resetting Authorization Key.
c. Enter the Authorization Key at the login prompt as a
The following is a summary of how several screens in the entraNET
Management System can be used as diagnostic tools. For information on
how to connect to the entraNET Management System
CONNECT PC TO THE MDS TRANSCEIVER" on Page
Starting Information Screen
(See Starting Information Screen on Page
The entraNET MS's "home page" provides some valuable bits of data.
Probably the most important is the "Device Status" field. This one item
will tell you if the unit is showing signs of life.
If the Device Status field says "associated," then look in the network
areas beginning with network data statistics. If it displays some other
MDS entraNET 900 System Guide (Preliminary)
(Serial Gateway Configuration>Com1 Serial Data
Port>Status>Disabled)
or, if you know the unit's data configuration
port's data baud rate.
Console Baud Rate.
is set to VT100
transceivers in the local radio system.
attached to a radio.
known unit in the WAN.
directional antennas. This will often limit interference to and
from other stations.
known or suspected.
necessary. Consult the factory for further assistance.
through the COM1 Port.
password.
23)
See "STEP 3—
78.
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