Disaster Tolerance and Recovery in a Serviceguard Cluster
Understanding Types of Disaster Tolerant Clusters
Table | Comparison of Disaster Tolerant Cluster Solutions (Continued) | |||
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Attributes | Extended Distance | CLX | Continentalclusters | |
Cluster | ||||
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Data | Dark Fiber | Dark Fiber | WAN | |
Replication |
| Continuous Access over | LAN | |
Link |
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| IP |
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| Dark Fiber | ||
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| Continuous Access over | ||
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| ATM | solution) | |
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| Continuous Access | |
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| over IP | |
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| solution) | |
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| Continuous Access | |
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| over ATM | |
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| solution) | |
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Cluster | Single or multiple IP | Single or multiple IP | Two configurations: | |
Network | subnet | subnet | Single IP subnet for | |
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| both clusters (LAN | |
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| connection between | |
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| clusters) | |
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| Two IP subnets – one | |
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| per cluster (WAN | |
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| connection between | |
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| clusters) | |
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Chapter 1 | 35 |