Cisco SSG-6510
Encyclopedia
The Cisco SSG-6510 was a device introduced by Cisco in 1998 that allows dynamic direction of IP traffic to various services. It was typically deployed at the edge of a service provider's network where users would connect, log in, and be directed to whatever service they were paying for.


The SSG-6510 runs a derivative of Wind River Systems
Wind River Systems
Wind River Systems, Inc. is a company providing embedded systems, development tools for embedded systems, middleware, and other types of software. The company was founded in Berkeley, California in 1981 by Jerry Fiddler and David Wilner. On June 4, 2009, Wind River announced that Intel had bought...

', VxWorks
VxWorks
VxWorks is a real-time operating system developed as proprietary software by Wind River Systems of Alameda, California, USA. First released in 1987, VxWorks is designed for use in embedded systems.- History :...

, and included a utility to flash the BIOS chip in-circuit. It was constructed using many of the same hardware components found in the Cisco PIX 510/520 and the LocalDirector 410/416/420/430, such as its chassis, Intel 440LX/440BX/440BX2 motherboard, Intel 82557 NIC
NIC
- Banking and insurance companies:* National Insurance Company Limited, India.* National Insurance Company, Pakistan.* National Insurance Corporation, Kenya.* National Insurance Corporation, Tanzania.* National Insurance Corporation, Uganda....

's, and 2MB flash card. It comes with a Pentium II
Pentium II
The Pentium II brand refers to Intel's sixth-generation microarchitecture and x86-compatible microprocessors introduced on May 7, 1997. Containing 7.5 million transistors, the Pentium II featured an improved version of the first P6-generation core of the Pentium Pro, which contained 5.5 million...

 300 or 450MHz CPU, 384MB of SDRAM
SDRAM
Synchronous dynamic random access memory is dynamic random access memory that is synchronized with the system bus. Classic DRAM has an asynchronous interface, which means that it responds as quickly as possible to changes in control inputs...

, and 2MB of flash storage for the OS.

As demonstrated by its "hardware" command, the version of VXWorks running on the SSG-6510 recognizes only Intel Pro/100 cards with the 82557 controller and the 82553 PHY
PHY
PHY is an abbreviation for the physical layer of the OSI model.An instantiation of PHY connects a link layer device to a physical medium such as an optical fiber or copper cable. A PHY device typically includes a Physical Coding Sublayer and a Physical Medium Dependent layer. The PCS encodes and...

chip. Intel Pro/100 cards with the 82557 controller and the 82555 PHY will work, but VXWorks doesn't properly identify the 82555.

External links

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