3Com 2101 manual Possible Problems, Possible Problem Suggested Solutions, Only Mailbox

Troubleshooting Problems 89

Troubleshooting Table 16 lists possible problems that you may encounter and the most

Problemslikely solutions. Where possible, each solution refers to the section in this guide where you can find detailed information.

Table 16 Possible Problems

Possible Problem	Suggested Solutions
My telephone has no dial tone and the display	■ Verify that the power cord is fully inserted in the correct
panel is blank.	connector on the underside of the telephone. Use the strain
	relief tab to prevent the cord from becoming unplugged (as
	shown in Figure 9).
	■ Verify that the Ethernet cables are connected, and that each
	cable is in the proper connection.
	■ Remove and add power to the telephone by unplugging the
	power cord at the electric outlet and plugging it back in.
My telephone has “locked up.”	■ Your telephone has lost the connection to the system. Remove
	the Ethernet cord from the jack, and then re-insert it into the
	jack.
	■ Wait a few seconds. If the telephone display panel still appears
	to be locked, disconnect the electrical power for your
	telephone, and then plug it back in.
Callers cannot leave messages on my voice	■ Your mailbox may be full. Log in to your voice mailbox and
mail.	delete some messages.
	■ Your telephone may be set up for Greeting Only Mailbox. Log
	in to NBX NetSet > NBX Messaging, and then clear Greeting
	Only Mailbox.
When I park a call, the display panel shows	You have selected a Call Park extension that is already in use. Try
“Park xtn in use,” and the call returns to my	another Call Park extension. Your administrator can add additional
telephone.	Call Park Extensions. For details, see “Call Park” in Chapter 7.
When I dial 9 or 8 to access an outside line, the	No outside lines are available. Try again in a few minutes.
display panel shows “All Ports Busy.”

After I call another user in my organization, I hear a tone but no ringing.

The other user may have the Hands Free Active on Intercom feature enabled. Begin speaking after you hear the tone. For details, see “Business Telephone Buttons and Controls” in Chapter 2.

On my NBX Business Telephone, all incoming internal calls come over my speaker phone.

You have the Hands Free Active on Intercom feature enabled. For details, see “Business Telephone Buttons and Controls” in Chapter 2.

When I try to access the NBX NetSet utility, I do not get a response after I type the NBX system’s IP address and press Enter.

Ask your administrator to verify the IP address that you typed into your web browser.