Performing System Resets Without Network Access; Maintenance Mode; Networking Issues - Overland Storage SnapServer Administrator's Manual

SnapServer/GuardianOS 7.5 Administrator's Guide

Performing System Resets Without Network Access

Should Web Management Interface access to the server be lost, the Reset button can be used
to reset server settings and reestablish connectivity. This option is also useful should you
forget the admin password.
On the SnapServer DX1, the Reset button is accessed via a small hole next to the Power button
on the front of the server at the top. On the DX2, the hole is located at the bottom of the Power
panel on the right flange. Verify that the server is fully booted (as indicated by the
system/status LED). Using the end of a straightened paper clip or the fine point of an
instrument, press in and hold the Reset button for a few seconds.
The system will reboot after about a minute. As a part of the reset and reboot process, the
SnapServer does the following:
• Clears user-defined TCP/IP settings such as DHCP configuration.
• Resets the server name to its default setting (
• Resets network speed and bonding settings to their defaults.
• Resets the Administrator password to the default (
• Resets the web server to allow HTTP access.

Maintenance Mode

The SnapServer may enter Maintenance Mode (system/status LED blinking amber and green)
when GuardianOS has been compromised and is in need of repair or re-installation. The two
functions available in Maintenance Mode should only be used under the direction of Overland
Technical Support:
• Repair – Reapplies the GuardianOSImage
• Fresh install – Reinstalls GuardianOS, overwriting any previous configurations and
destroying all disk partitions.
GuardianOS. Failure to follow this guideline can result in total failure of the SnapServer to start,
even into Maintenance Mode. The Fresh install option should only be performed with the same
version of GuardianOS currently installed on the SnapServer, and only under the direction of
Overland Technical Support.
NOTE: To install GuardianOS, you must obtain the appropriate GuardianOS image file. This file is

Networking Issues

These are some of the networking issues you may encounter when using your SnapServer.
The Server Cannot Be Accessed Over Network
Inaccessibility may be caused by a number of reasons. To resolve this issue, use one of the
following methods:
• Verify that you have the correct IP address of the server, and try to connect again.
10400541-001
CAUTION: Because of significant changes introduced in GuardianOS 7.5, a fresh install of
GuardianOS 7.5 should not be performed on a SnapServer running an older version of
available for download by entitled users from the SnapServer support site:
http://docs.overlandstorage.com/SnapServer
©2008-14 Overland Storage, Inc.
D - Troubleshooting SnapServers
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