User guide

ASMP (Avocent Secure Management Protocol)
ASMP is a protocol used to securely configure managed appliance settings. This TCP-
based protocol uses an SSL encrypted communications link. AMSP uses TCP port
3211. Port 3211 is non-configurable.
Attach device
The way DSView displays a Connection that does not have an association with a
Target Device. It cannot be used to launch a session, nor control. It can only be used
to create a new Target Device or it can be re-associated with another Target Device.
Authentication
Authentication is the validation of user login information. Authentication is used to
enforce selective permission to access resources or to perform an operation.
Authentication server
An authentication server is a network device that provides authentication services.
Authorization
Authorization is the process of granting or denying access to a resource. Most
computer security systems are based on a two-step process. The first stage is
authentication, which ensures that users are who they claim to be. The second stage is
authorization, which allows the user access to various resources based on the user's
identity.
AVSP (Avocent Video Session Protocol)
A protocol used to transfer keyboard, video and mouse information between a KVM
switch and a remote Video Viewer. AVSP operates over SSL encrypted TCP links.
TCP/IP ports 8192 and 2068 are used by default, but may be configured to different
port numbers.
Browser session
A type of target device session in which the target device contains a web server. The
DSView software client connects directly to the target device using a web browser,
without directing the connection through the unit.
Cascade device
A device that connects between a KVM switch or serial console appliance and a target
device, or connects to a KVM switch or serial console appliance and is not, in itself, a
438 DSView™ 4 Installer/User Guide