SERVSWITCH™

Table 4-4. The ServSwitch’s Keyboard Commands (continued)

Command

Keystroke Sequence

Description

 

 

 

Scan OFF

[Ctrl] X

Turns Scan mode OFF (the port being scanned at

 

 

the time the command is entered is given access

 

 

to the shared monitor, keyboard, and mouse).

 

 

Note: Scan can also be stopped by entering a

 

 

Select Port command.

 

 

 

Keep Setting

[Ctrl] K

Enter this command after you enter the Set

 

 

Screen-Saver Delay Time command (it saves the

 

 

new setting to nonvolatile memory):

 

 

 

Set Screen

[Ctrl] Vxxx [Enter]

Sets the time of inactivity, in seconds, after which

Saver’s Delay

(xxx = delay in seconds)

the ServSwitch will blank the shared monitor’s

Time

 

screen. (The monitor is reactivated when the

 

 

mouse is moved or any key on the shared

 

 

keyboard is pressed.)

 

 

 

Reset

[Ctrl] R

Resets and enables the keyboard and mouse.

 

 

Issue this command to correct your keyboard or

 

 

mouse if one of them malfunctions or gets stuck.

 

 

 

Send Null Byte

[Ctrl] N

Causes the ServSwitch to send a null byte to the

 

 

CPU’s PS/2 mouse port. Issue this command to

 

 

correct the current CPU if it gets “out of sync” with

 

 

the PS/2 mouse (see Section 4.3.7).

 

 

 

Identify ROM

[Ctrl] I

Causes the ServSwitch to report the version of

 

 

ROM it is using. Issue this command if you are

 

 

asked to do so by a technical-support person.

 

 

 

Display Label

[Ctrl] D

Causes the ServSwitch to display the on-screen

 

 

computer label of the currently selected CPU for

 

 

the currently configured fadeout time (or for three

 

 

seconds if fadeout is disabled).

 

 

 

Activate On-

[Ctrl] [F12]

Causes the ServSwitch to display its on-screen

Screen Menus

 

overlay menus.

 

 

 

Activate Select

[Ctrl] [ESC]

Causes the ServSwitch to display its “computer

Window

 

select window” (see Section 5.5).

 

 

 

Log Out

[Ctrl] L

Logs out the current user if an access password

 

 

has been set; video is blanked and keyboard and

 

 

mouse input is locked until a user enters the

 

 

access password. If no access password has

 

 

been set, turns on the screen saver.

 

 

 

38

Page 61
Image 61
Black Box KV3108SA-R4, SW722A-R4, SW721A-R4, SW724A-R4, SW723A-R4, SW725A-R4 manual Scan OFF

SW725A-R4, SW722A-R4, SW723A-R4, KV3108SA-R4, SW724A-R4 specifications

The Black Box SW721A-R4, SW724A-R4, KV3108SA-R4, SW723A-R4, and SW722A-R4 are cutting-edge network switches that cater to the demanding needs of modern data environments. These models are designed to provide high performance, reliability, and advanced features suitable for both enterprise-level deployments and smaller networks.

The SW721A-R4 and SW724A-R4 are primarily layer 2 switches that support essential networking protocols such as IEEE 802.1Q for VLAN tagging, ensuring secure and efficient traffic management. With robust forwarding capabilities, these switches boast high-speed Gigabit Ethernet ports, which enable seamless data transfer and reduce latency in data-driven applications. Their fanless design also ensures quiet operation, making them ideal for office settings and noise-sensitive areas.

Another noteworthy addition is the KV3108SA-R4, a versatile KVM switch that provides remote management capabilities. This model can control multiple servers and computers from a single console, allowing IT personnel to streamline operations and reduce physical space requirements. With support for high-resolution video output and an intuitive user interface, the KV3108SA-R4 enhances usability while maintaining efficiency in server management.

The SW723A-R4 and SW722A-R4 models further enhance network capabilities with their advanced Layer 3 functions. These switches support static routing and dynamic routing protocols, making them suitable for complex networking scenarios. They are equipped with a comprehensive set of security features, including port security and access control lists (ACLs), ensuring that sensitive information is well-protected against unauthorized access.

All of these Black Box models operate on advanced technologies such as QoS (Quality of Service), which helps prioritize critical traffic and ensures optimal performance during peak usage periods. Additionally, they support Power over Ethernet (PoE), enabling the powering of network devices such as IP cameras and VoIP phones without the need for additional electrical outlets.

In summary, the Black Box SW721A-R4, SW724A-R4, KV3108SA-R4, SW723A-R4, and SW722A-R4 represent a fusion of performance, versatility, and security in network infrastructure. These switches are perfect for businesses looking to enhance their connectivity solutions, ensuring that they can meet the demands of an increasingly digital world while maintaining high standards of efficiency and reliability.