User's Manual

41
Troubleshooting
SE680 WiMAX / engbt / SE680_FUG_EN-7 / Appendix.fm / 13.5.11
Schablone 2011_04_07
The SE680 WiMAX modem
can not be reached via LAN
(Ethernet).
 If you operate the SE680 WiMAX modem in bridge
mode, first check the following:
1. In bridge mode the PC must be connected directly
to the SE680 WiMAX indoor unit LAN port.
2. To configure the SE680 WiMAX modem the PC
must have a static IP address assigned.
 If you operate the SE680 WiMAX modem in router
mode, precede as follows:
1. Check all cable connections.
2. Enter a ping command to your own computer us-
ing ping 127.0.0.1, see "Checking the connec-
tion to the SE680 WiMAX" on page 43. If an error
is reported, reinstall the TCP/IP network protocol.
3. Enter a ping command to the SE680 WiMAX mo-
dem using ping 192.168.2.1 (if you did not
change the IP address). If errors are reported, en-
sure that the digits in the first three address parts
of the PCs IP address are the same as in the IP ad-
dress of the SE680 WiMAX modem. If not all test
packets sent will be reported as faulty, change the
Ethernet cables. They may be faulty.
4. Read the document "Configuring the local area
network" on product CD.
You forgot the system pass-
word.
 Reset the SE680 WiMAX to the factory settings.
No connection to the config-
uration environment is pos-
sible.
 Check the connection to your SE680 WiMAX
modem, see page 43.
Symptom Possible cause and solutions