Juniper NS-ISG-SX4 データシート

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Product Description 
The Juniper Networks
®
 ISG1000 and ISG2000 Integrated Security Gateways are 
fully integrated firewall/VPN systems that offer multi-gigabit performance, modular 
architecture and rich virtualization capabilities. They are an ideal security solution for large 
enterprise, data center and service provider networks.
The ISG Series Integrated Security Gateways are firewall/VPN-based systems that deliver 
security features such as intrusion prevention system (IPS), antispam, Web filtering, 
and Internet Content Adaptation Protocol (ICAP) antivirus redirection support. The 
advanced system is further expandable with optionally integrated Intrusion Detection and 
Prevention (IDP) or as a General Packet Radio Service (GPRS) firewall/VPN for mobile 
network service provider environments.
The ISG Series modular architecture enables deployment with a wide variety of copper 
and fiber interface options. Highly flexible segmentation and isolation of traffic belonging 
to different trust levels can be achieved using advanced features such as virtual systems, 
virtual LANs, and security zones. The ISG Series Integrated Security Gateways allow 
multiple, separate firewall inspection or routing policies to simplify network design. This 
enables the enforcement of security policies to traffic streams—even in highly complex 
environments—without significant impact on the network itself.
The flexibility and efficiency offered by the ISG Series architecture provides state-of-
the-art performance and best-in-class functionality as a firewall/VPN or integrated 
firewall/VPN/IDP solution with optional security modules. The ISG1000 supports up to 
two security modules, while the ISG2000 can support up to three security modules. The 
security modules maintain their own dedicated processing and memory, and incorporate 
technology designed to accelerate IDP packet processing. This reduces the number of 
separate security devices and management applications, and simplifies deployment effort 
and network complexity. The result is higher cost savings. 
The ISG Series with IDP utilizes the same award-winning software found on Juniper 
Networks IDP Series Intrusion Detection and Prevention Appliances. The IDP security 
module supports multi-method detection, combining eight different detection 
mechanisms—including stateful signatures and protocol anomaly detection. In addition 
to helping businesses defend against security threats such as worms, trojans, malware, 
spyware, and hackers, the ISG Series with IDP can provide information on rogue servers 
as well as types and versions of the applications and operating systems that may have 
inadvertently been added to the network. Application signatures go a step further by 
enabling administrators to maintain compliance and enforce corporate business policies 
with accurate detection of application traffic.
Product Overview
The ISG Series Integrated Security 
Gateways are ideally suited for 
securing enterprise, carrier, and 
data center environments where 
advanced applications, such as 
VoIP and streaming media, demand 
consistent, scalable performance. 
The Juniper Networks ISG1000 
and ISG2000 Integrated Security 
Gateways are purpose-built security 
solutions that leverage a fourth-
generation security ASIC, along 
with high-speed microprocessors 
to deliver unmatched firewall and 
VPN performance. Integrating best-
in-class firewall, VPN, and optional 
Intrusion Detection and Prevention, 
the ISG1000 and ISG2000 enable 
secure, reliable connectivity along 
with network-and application-level 
protection for critical, high-traffic 
network segments.
ISG SeRIeS 
INTeGRATeD 
SeCuRITy  
GATeWAyS