Learning by Doing: CISCO Certified Network ... - SCN Research

Paper Lab: CISCO Three-Layer Hierarchical Model
Match the function with the layer.
1. Provides workgroup and user access to the network. core
2. Provides policy-based connectivity. distribution
3. Provides optimal transport between sites. Access
For the following please answer (1) for core-layer function, (2) for distribution-layer
function, or (3) for access-layer function.
4. _____ Usually a LAN or group of LAN’s.
5. _____ Gives network services to multiple LAN’s within a WAN.
6. _____ Provides users with network access.
7. _____ Provides fast wide-area connections between geographically remote sites.
8. _____ Where ACL’s are found.
9. _____ Where security policies are implemented.
10. _____ Used to tie together a number of campus networks in a WAN.
11. _____ Where servers are connected.
12. _____ Where the campus backbone is found.
13. _____ Usually point-to-point links.
14. _____ Broadcast/multicast domain definition.
15. _____ Where filters are found.
16. _____ T1/T3 lines are usually used here.
17. _____ Where servers that will be access by different workgroups would be
placed.
18. _____ Used to connect together buildings on a single campus.
19. _____ Shared bandwidth.
20. _____ Provides boundary definition.
21. _____ Frame Relay lines are usually used here.
22. _____ Fast Ethernet is usually used here.
23. _____ Switched bandwidth.
24. _____ SMDS lines are usually used here.
25. _____ Provides a fast path between remote sites.
26. _____ MAC-layer filtering.
27. _____ Departmental or workgroup access to the next layer.
28. _____ Load Sharing, redundancy, and rapid convergence are essential.
29. _____ Microsegmentation.
30. _____ The layer where packet manipulation occurs.
31. _____ Address or area aggregation.
32. _____ Connects LAN’s into WAN’s.
33. _____ Efficient use of bandwidth is a key concern here.
34. _____ VLAN routing.
35. _____ Where any media transitions occur.
36. _____ Isolation of broadcast traffic.
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