300-420 Exam Dumps : Designing Cisco Enterprise Networks (ENSLD)

Use structured hierarchical topology with route summarization

Used sub-second timers

Use the distribute-list command to filter routes

Modify delay parameters on the links

Implement multiple EIGRP autonomous systems

Request a limited internet routing table and a default route from the ISP and configure the BGP max-limit to 1 with an access list that permits only the specific internet prefixes and blocked networks

Request only the required prefixes and default route be advertised from the ISO with whitelisted networks

Request a full internet routing table and a default route from the ISP and configure inbound route filtering with a prefix list that permits the default route and required prefixes

Configure outbound route filtering on the enterprise and ISP so that the enterprise tell the ISP which prefixes are required

Migrate all APs to a common Layer 2 access layer switch and run Layer 3 from the aggregation layer to all remaining access layer switches.

Align HSRP primary and STP root bridges and reduce ARP timers to match CAM timers on the aggregation layer switches.

Migrate to a Layer 3 access campus design if the APs can run on separate VLANs.

Align HSRP primary and STP root bridges if the APs cannot run on separate VLANs.