Cisco Cisco IOS Software Release 12.2(14)ZA
Overview of the IOS SLB Feature
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Cisco IOS Release 12.2(14)ZA6
This document describes the Cisco IOS Server Load Balancing (IOS SLB) feature in Cisco IOS Release
12.2(14)ZA6. It includes the following sections:
12.2(14)ZA6. It includes the following sections:
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Overview of the IOS SLB Feature
The IOS SLB feature is an IOS-based solution that provides load balancing for a variety of networked
devices and services, including:
devices and services, including:
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Application servers, such as Hypertext Transfer Protocol (HTTP), Telnet, File Transfer Protocol
(FTP), and so on
(FTP), and so on
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Firewalls
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Service nodes, such as authentication, authorization, and accounting (AAA) servers, web caches,
and so on
and so on
In addition, the IOS SLB Exchange Director enables advanced load-balancing routing capabilities for
the following additional service nodes:
the following additional service nodes:
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Cisco Mobile Exchange (CMX) components:
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Cisco Content Services Gateways (CSGs)
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Cisco gateway GPRS support nodes (GGSNs)
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Cisco Service Selection Gateways (SSGs)
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Cisco Home Agents
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Other components for mobile, Public Wireless LAN (PWLAN), and Service Provider networks:
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Wireless Application Protocol (WAP) gateways
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Protocol optimization gateways
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Non-Cisco GGSNs and Home Agents