D-Link DES-3010GA Cli Manual page 344

D-Link DES-3010FA/GA CLI Reference Guide
P r o bl e m s
Cannot connect to manage-
ment using RS-232 serial
connection
Cannot connect to switch
management using Telnet,
HTTP, SNMP, etc.
No response from the termi-
nal emulation software
Response from the terminal
emulations software is not
readable
Self-test exceeds 15 seconds
No connection is established
and the port LED is on
Device is in a reboot loop
Page 343
P os s i bl e C a u s e
Faulty serial cable
Incorrect serial cable
Software settings
Faulty serial cable
Software settings
The device may not be cor-
rectly installed.
Wrong network address in
the workstation
No network address set
Wrong or missing protocol
Faulty ethernet cable
Faulty port
Faulty module
Incorrect initial configuration
Software fault
CONFIDENTIAL
Document Classification: Proprietary Information
Sol ut i on
Be sure the terminal emulator program is
set to VT-100 compatible, 9600 baud rate,
no parity, 8 data bits and one stop bit
Use the included cable, or be sure that the
pin-out complies with a standard null-
modem cable
Be sure the switch has a valid IP address,
subnet mask and default gateway config-
ured
Check that your cable is properly con-
nected with a valid link light, and that the
port has not been disabled
Ensure that your management station is
plugged into the appropriate VLAN to
manage the device
If you cannot connect using Telnet or the
web, the maximum number of connections
may already be open. Please try again at
a later time.
Replace the serial cable
Replace serial cable for a pin-to-pin
straight/flat cable
Reconfigure the emulation software con-
nection settings.
Replace the serial cable
Reconfigure the emulation software con-
nection settings.
Remove and reinstall the device. If that
does not help, consult your technical sup-
port representative.
Configure the network address in the
workstation
Configure the network address in the
workstation
Configure the workstation with IP protocol
Replace the cable
Replace the module
Replace the module
Erase the connection and reconfigure the
port
Download and install a working or previ-
ous software version from the console
Copyright © 2005
April 22, 2005