Interlogix NS4750-24S-4T-4X-V2 Quick Installation Guide

Interlogix NS4750-24S-4T-4X-V2 Quick Installation Guide
NS4750-24S-4T-4X-V2 Quick Installation Guide
Figure 1: NS4750-24S-4T-4X-V2 L2+ Managed Switch
Package contents
Thank you for purchasing the NS4750-24S-4T-4X-V2 IFS L2+
24-port 100/1000Base-X SFP + 4-port 10G SFP+ L2/L4
managed switch. The descriptions of this model are as follows:
L2+ 24-port 100/1000Base-X managed switch
+ 4-port 10G shared SFP+
Unless specified, the term “managed switch” mentioned in this
quick installation guide refers to the NS4750-24S-4T-4X-V2.
Open the box of the managed switch and carefully unpack it.
The box should contain the following items:
The managed switch × 1
Quick installation guide × 1
RJ45 to RS232 cable × 1
Rubber feet × 4
Two rack-mounting brackets with attachment screws × 1
Power cord ×
RJ45 dust-proof cap × 5
SFP dust-proof cap × 28
Serial port connection (Terminal)
The above workstations come with a COM Port (DB9)
or USB-to-RS232 converter.
The above workstations have been installed with a
terminal emulator, such as Hyper Terminal included in
Windows XP/2003.
Serial cable – One end is attached to the RS232
serial port, and the other end is attached to the
console port of the managed switch.
Ethernet port connection
Network cables – Use standard network (UTP) cables
with RJ45 connectors.
The above workstations have a Web browser and
JAVA runtime environment plug-in installed.
Note: We recommend using Internet Explorer 11.0 or later to
access the managed switch. If the web interface of the
managed switch is not accessible, turn off the anti-virus
software or firewall and then try it again.
Wiring the power inputs
The front panel of the managed switch contains a terminal
block connector with six contacts. Follow the steps below to
insert the power wire:
If any of these are missing or damaged, contact your dealer
immediately. If possible, retain the carton including the original
packing materials for repacking the product in case there is a
need to return it to us for repair.
Insert the positive/negative DC power wires into contacts 1
and 2 for Power 1, or 5, and 6 for Power 2.
Figure 2: Managed switch front panel
Tighten the wire-clamp screws to prevent the wires from
The managed switch provides a remote login interface for
management purposes. The following equipment is necessary
for further management:
Workstations running Windows XP / 2003 / Vista / 7 / 8 /
2008 / 10, MAC OS X or later, Linux, UNIX, or other
platforms are compatible with TCP/IP protocols.
Workstations are installed with Ethernet NIC (Network
Interface Card)
VPower 1
VPower 2
© 2019 United Technologies Corporation.
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Interlogix is part of UTC Climate, Controls & Security, a unit of United Technologies Corporation. All rights reserved. All trademarks are the
property of their respective owners. Information in this document is subject to change without notice.
Figure 4: Console login screen
Positive (+) Pin
Negative (-) Pin
Pin 1/5
Pin 2/6
Note: The wire gauge for the terminal block should be in the
range from 12 to 24 AWG.
Terminal setup
To configure the system, connect a serial cable to a COM port
on a PC or notebook computer and to a RJ45 type serial port
on the managed switch.
Figure 3: Console connectivity
For security purposes, change and memorize the new
password after this first setup. Store the new password
and final configuration in a safe location for easy retrieval.
Only commands in lowercase letters are accepted in the
console interface.
Configuring the IP address
The managed switch is shipped with the default IP address
shown below:
A terminal program is required to make the software connected
to the managed switch. Windows' Hyper Terminal program
may be a good choice. The Hyper Terminal can be accessed
from the Start menu.
Click Start > Programs > Accessories > Hyper
When the following screen appears, ensure that the COM
port is configured as shown below. Click OK when finished
with configuration.
IP Address:
Subnet Mask:
To check the current IP address or modify a new IP address
for the managed switch, use the following procedures:
Display of the current IP Address
At the “#” prompt, type “show ip interface brief”.
The screen displays the current IP address.
Figure 5: IP information screen
Configuration of the IP address
The previous command would apply the following settings
for the managed switch.
Log in to the console. After the terminal has been
connected to the device, power on the managed switch.
The terminal displays “running testing procedures”.
When the following dialog box in Figure 4 below appears,
type the factory default user name "admin" and password
At the “#” prompt, type the following command and press
Enter as shown in Figure 5.
Switch# configure terminal
Switch(config)# interface vlan 1
Switch(config-if-vlan)# ip address
IP Address:
Subnet Mask:
Figure 6: Configuring the IP address screen
User name: admin
Password: admin
Repeat step 1 to check if the IP address has changed.
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Store the current switch configuration
Figure 9: Login screen
At the “#” prompt, type the following command and press
# copy running-config startup-config
Figure 7: Saving current configuration command screen
If the IP is successfully configured, the managed switch applies
the new IP address setting immediately. Access the web
interface of the managed switch through the new IP address.
Click OK to begin the process of changing the default
username and password.
Type a new username and password in the Edit User
page, following the guidelines as shown. Click Apply.
Note: If unfamiliar with the console command or the related
parameter, type “help” in the console to obtain the Help
Starting web management
The section describes how to start up the web management
function for the managed switch. Note that the managed switch
is configured through an Ethernet connection. Ensure that the
manager computer is set to the same IP subnet address.
For example, if the default IP address of the managed switch is, then the manager computer should be set to
192.168.0.x (where x is a number between 1 and 254, except
100), and the default subnet mask is
When the success window appears, click OK.
After typing the new username and password in the login
window, the main screen appears as shown in Figure 10
Figure 8: IP management diagram
Figure 10: Main web interface screen
Logging in to the managed switch for the first time
Use the Internet Explorer 11.0 or later web browser and
type the IP address (the factorydefault IP address) to access the Web interface.
When the following dialog box appears, enter the default
user name “admin” and password “admin” as shown in
Figure 9. Click OK.
The switch menu on the left side of the web page permits
access to all the functions and status provided by the
managed switch.
Figure 11: Main menu
Default IP Address:
Default User Name: admin
Default Password: admin
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Refer to the User Manual or click the Help button for further
information about using the web management interface.
Note: For security purposes, change and memorize the new
password after this first setup.
Saving the configuration
Note: The managed switch security feature requires a change
to the default username and password (see “Starting web
management” on page 3) after performing a factory reset. We
recommend storing your configuration file for upload to the
switch (see “Saving the configuration” above) in case you lose
your password.
Figure 12: Reset button
The running configuration file is stored in the RAM of the
managed switch. In the current version, the running
configuration sequence of running-config can be saved from
the RAM to FLASH by executing the Save Startup Config
command. After doing this, the running configuration sequence
becomes the startup configuration file (i.e., the saved
To save all applied changes and set the current configuration
as a startup configuration, the startup-configuration file is
loaded automatically across a system reboot.
Click System > Save Startup Config.
Contact information
North America
+1 855.286.8889
Latin America
+1 561-998-6114
Europe, Middle East, and Africa
Select Contact Us at
Click the Save Configuration button.
Resetting the switch to default
To reset the IP address to the default IP address
“” and the user password to factory default mode
(default password is “admin”), press the hardware reset button
on the front panel for about 10 seconds. After the device is
rebooted, log in to the management web interface within the
same subnet of 192.168.0.xx and default password. Note that
all the previous setups are erased after the factory default
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