Chapter 3: Feature-Specific Upgrade Behavior

 

Table 3.9: Abandoned Policy Properties (Continued)

 

 

 

 

 

 

prefetch()

pipeline()

 

 

proxy_authentication()

authenticate()

 

 

reflect_vip()

reflect_ip()

 

 

service()

allow or deny

 

 

trace_destination()

trace.destination()

 

 

trace_level()

trace.level()

 

 

trace_request()

trace.request()

 

 

trace_rules()

trace.rules()

 

 

Table 3.10: Abandoned Policy Actions

 

 

 

 

 

 

 

 

 

Abandoned Syntax

Replacement Syntax

 

 

 

 

 

 

replace()

rewrite()

 

virus_check()

response.icap_service() (a property)

 

Table 3.11: Abandoned Substitution Tokens

 

 

 

 

 

 

 

 

 

Abandoned CPL

 

Current CPL

 

 

 

 

 

 

 

appliance_name

 

appliance.name

 

 

appliance_primary_address

 

appliance.primary_address

 

 

client_address

 

client.address

 

 

client_protocol

 

client.protocol

 

 

proxy_address

 

proxy.address

 

 

proxy_card

 

proxy.card

 

 

proxy_name

 

proxy.name

 

 

proxy_port

 

proxy.port

 

 

proxy_primary_address

 

proxy.primary_address

 

 

proxy_via_http_version

 

proxy.via_http_version

 

 

release_id

 

release.id

 

 

request_header.Accept

 

request.header.Accept

 

 

request_header.Accept-Charset

 

request.header.Accept-Charset

 

 

request_header.Accept-Encoding

 

request.header.Accept-Encoding

 

 

request_header.Accept-Language

 

request.header.Accept-Language

 

 

request_header.Accept-Ranges

 

request.header.Accept-Ranges

 

 

request_header.Age

 

request.header.Age

 

 

request_header.Allow

 

request.header.Allow

 

 

request_header.Authentication-Info

 

request.header.Authentication-Info

 

 

request_header.Authorization

 

request.header.Authorization

 

 

request_header.Cache-Control

 

request.header.Cache-Control

 

 

request_header.Client-IP

 

request.header.Client-IP

 

 

request_header.Connection

 

request.header.Connection

 

 

request_header.Content-Encoding

 

request.header.Content-Encoding

 

25

Page 25
Image 25
Blue Coat Systems SGOS 4.x manual Abandoned CPL Current CPL

SGOS 4.x specifications

Blue Coat Systems SGOS 4.x is a robust operating system designed for the Blue Coat ProxySG series of appliances, which serve as content filtering and web security solutions. The SGOS (Secure Gateway Operating System) is crafted to enhance network performance while providing extensive security and policy enforcement capabilities. This article delves into the numerous features, technologies, and characteristics that define SGOS 4.x, making it an essential tool for organizations looking to fortify their web traffic management and security.

One of the standout features of SGOS 4.x is its advanced web filtering capabilities. The system employs a comprehensive URL categorization database that allows organizations to enforce content policies effectively. By categorizing millions of web pages, SGOS enables users to block or allow access to specific sites based on their content category, ensuring a safe browsing experience for employees and preventing access to harmful or non-work-related content.

Another notable technological characteristic of SGOS 4.x is its accelerated SSL decryption. As encrypted traffic continues to dominate the web, it becomes increasingly important for organizations to inspect this traffic for potential threats. SGOS 4.x offers robust SSL decryption capabilities that allow organizations to analyze encrypted traffic while maintaining the confidentiality and integrity of the data being transmitted. This attribute not only strengthens security but also aids in compliance with regulatory requirements.

SGOS 4.x is also equipped with exceptional caching and content delivery features. By caching frequently accessed content, the system reduces load times and optimizes bandwidth usage. This caching mechanism is enhanced by predefined policies that dictate how content is stored and retrieved, significantly improving user experience while reducing operational costs.

Furthermore, SGOS 4.x supports advanced reporting and analytics features. The integrated reporting tools provide administrators with insights into web usage patterns, bandwidth consumption, and security incidents. These insights facilitate informed decision-making and allow organizations to refine their web usage policies based on actual user behavior and threat landscape analysis.

In terms of scalability, SGOS 4.x is engineered to support a wide range of deployment scenarios, from small businesses to large enterprises. The architecture is designed to efficiently handle varying volumes of traffic without compromising performance or security, making it a flexible solution for diverse organizational needs.

Overall, Blue Coat Systems SGOS 4.x presents a powerful platform for web security and traffic management. With its advanced filtering, SSL decryption, caching, and analytics capabilities, SGOS 4.x remains a vital solution for organizations aiming to enhance their security posture and improve operational efficiency in an increasingly complex web environment.