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Digital Telephone IP Adapter Installation and Administration Guide 217
January 2005 Troubleshooting
Network connectivity
This section identifies some problems that can occur on the data network, and
describes what to do to resolve them.
System descriptions
If you are not able to establish or maintain data network connectivity, perform
troubleshooting as described in the following table:
Symptom What to do
You cannot establish a
connection from your
administration PC to the Digital
Telephone IP Adapter unit.
1 Ensure that you entered the IP address
correctly when trying to establish the
connection.
2 Ensure that you entered the logon ID
and password correctly when trying to
establish the connection.
3 Ensure the Digital Telephone IP Adapter
unit’s IP address, network mask, and
default gateway are correctly configured
in the Digital Telephone IP Adapter unit.
4 PING the Digital Telephone IP Adapter
unit to see if it responds. Refer to “Using
Configuration Manager’s PING” on
page 221 for proper procedure.
5 PING the gateway to see if it responds.
6 If the PING still does not work, contact
your data network administrator.