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ZyXEL Communications ES-315 User Manual

Page 129

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Chapter 21 Troubleshooting

ES-315/ES-315-F User’s Guide

129

1 Make sure you have entered the user name and password correctly. The default user

name is admin, and the default password is 1234. These fields are case-sensitive, so
make sure [Caps Lock] is not on.

2 You may have exceeded the maximum number of concurrent Telnet sessions. Close

other Telnet session(s) or try connecting again later.
Check that you have enabled logins for HTTP or telnet. If you have configured a secured
client IP address, your computer’s IP address must match it. Refer to the chapter on
access control for details.

3 Turn the Switch off and on.
4 Disconnect and re-connect the cord to the Switch.
5 If this does not work, you have to reset the device to its factory defaults. See

Section 3.6

on page 38

.

V

Pop-up Windows, JavaScripts and Java Permissions

In order to use the web configurator you need to allow:

• Web browser pop-up windows from your device.
• JavaScripts (enabled by default).
• Java permissions (enabled by default).