Alteon Application Switch Operating System Application Guide
Server Load Balancing
168 Document ID: RDWR-ALOS-V2900_AG1302
• Backup/Overflow Servers, page 186
• Backup Only Server, page 187
• Backup Preemption, page 188
• Server Slow Start, page 188
Basic Server Load Balancing Topology
Consider a situation where customer Web sites are hosted by a popular Web hosting company
and/or Internet Service Provider (ISP). The Web content is relatively static and is kept on a single
NFS server for easy administration. As the customer base increases, the number of simultaneous
Web connection requests also increases.
Figure 26: Web Hosting Configuration Without SLB
Such a company has three primary needs:
• Increased server availability
• Server performance scalable to match new customer demands
• Easy administration of network and servers
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