Symantec 10765539 Planning Guide - Page 22

Considerations, This approach requires more administrative overhead and complex

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22 Planning your deployment Deployment models ■ Compared with basic gateway deployment, this configuration eliminates a single point of failure for message scanning. ■ This model allows administrators to take individual Scanners offline for maintenance without incurring downtime. ■ This scenario enables load balancing of filtered mail across multiple downstream MTAs. Considerations ■ This approach requires more administrative overhead and complex networking than a basic gateway deployment. ■ With increased hardware and maintenance costs, this model could require a higher total cost of operation.

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22
Planning your deployment
Deployment models
■
Compared with basic gateway deployment, this configuration eliminates a
single point of failure for message scanning.
■
This model allows administrators to take individual Scanners offline for
maintenance without incurring downtime.
■
This scenario enables load balancing of filtered mail across multiple
downstream MTAs.
Considerations
■
This approach requires more administrative overhead and complex
networking than a basic gateway deployment.
■
With increased hardware and maintenance costs, this model could require a
higher total cost of operation.