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| Factors affecting layer 2 mitigation techniques |
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| Single security zone, one user group, single physical switch |
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| Single security zone, one user group, multiple physical switches |
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| Single security zone, multiple user groups, single physical switch |
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| Single security zone, multiple user groups, multiple physical switches |
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| Multiple security zones, one user group, single physical switch |
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| Multiple security zones, one user group, multiple physical switches |
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| Multiple security zones, multiple user groups, single physical switch |
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| Multiple security zones, multiple user groups, multiple physical switches |
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| Layer 2 security best practices |