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SRX100 Services Gateway Description


This topic includes the following sections:

About the SRX100 Services Gateway

The Juniper Networks SRX100 Services Gateway offers features that provide complete functionality and flexibility for delivering secure Internet and intranet access. The services gateway offers stable, reliable, and efficient IP routing in addition to switching support and LAN connectivity. The device provides IP Security (IPsec), virtual private network (VPN), and firewall services for small and medium-sized companies and enterprise branch and remote offices. The SRX100 Services Gateway can be connected directly to traditional private networks such as leased lines, Frame Relay, or Multi Protocol Label Switching (MPLS) or to the public Internet.

The SRX100 Services Gateway runs the Junos operating system (Junos OS).

SRX100 Services Gateway Models

The following model of the SRX100 Services Gateway is available with 2 GB memory. For information on the models with 1 GB memory, see SRX100 Services Gateway Hardware Guide for B and H Model Numbers.

Table 1: SRX100 Services Gateway Models

Model Number



SRX100 Services Gateway with 8 Fast Ethernet ports, 2 GB DRAM, and 2 GB NAND flash memory.


The SRX100H2 model provides additional security features such as Unified Threat Management (UTM), which consists of IPS antispam, antivirus, and Web filtering.


The SRX100H2 model ships with a license key.

All SRX100 Services Gateways run the Junos OS.

Accessing the SRX100 Services Gateway

Two user interfaces are available for monitoring, configuring, troubleshooting, and managing the SRX100 Services Gateway:

  • J-Web interface: Web-based graphical interface that allows you to operate a services gateway without commands. The J-Web interface provides access to all Junos OS functionality and features.

  • Junos OS command-line interface (CLI): Juniper Networks command shell that runs on top of a UNIX-based operating system kernel. The CLI is a straightforward command interface. On a single line, you type commands that are executed when you press the Enter key. The CLI provides command Help and command completion.