Questions

Dubuku57

Hi guys,
Got some queries, pls explain?

1. The WAN connection for a nationwide company with 250 offices must support constant connections to core layer services for file sharing, and occasional Internet access. Which combination of WAN technologies will meet these needs with minimum expense?
• Frame Relay PVC for Internet access and ATM for file server access
• Frame Relay PVC for Internet access and ISDN for file server access
• ISDN for Internet access and X.25 for file server access
• ISDN for Internet access and Frame Relay PVC for file server access
-->Why FR and not X.25?



[FONT=&quot]15. When planning simple WAN connections for a small company, which feature of the three layer hierarchical model makes it a good choice for the WAN topology.
• It provides for redundancy.
• It allows for easy WAN expansion in case of company growth.
• It is less expensive.
• It provides faster connection time.
• It provides less latency and jitter.[/FONT]
-->Doesnt it provide faster connection time?


Thats all for now Thanks lot in advance!

shai83

Answer 1:
There is no reason to use X.25 in any circumstance. It's obsolete.

Answer 2:
No. Faster connection time in comparison to what other design?
It simply provides for scalability (exactly what the answer says)