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...Chapter vlan segmentation implementation security and design summary presentation id cisco systems inc all rights reserved confidential objectives explain the purpose of in a switched network analyze how switch forwards frames based configuration multi environment configure port to be assigned on requirements trunk lan dynamic protocol dtp troubleshoot configurations features mitigate attacks segmented best practices for overview vlans definitions virtual is logical partition layer multiple can created allowing co exist each broadcast domain usually with its own ip are mutually isolated packets only pass between them through router partitioning takes inside device hosts grouped within unaware s existence benefits cost reduction better performance shrink domains improved it staff efficiency simpler project application management...