Following is a list of specifications for the Span Engineering dial plan:
The Cicero Campus number ranges are 708-555-1xxx, 708-555-2xxx, and 708-555-3xxx.
The Cicero Campus site-access code is 7.
The Dallas campus number ranges are 972-555-1xxx and 972-555-2xxx.
The Dallas campus site-access code is 5.
The ORD (Span Engineering Chicago airport location) number range is 630-555-5xxx.
The ORD site-access code is 6.
The PSTN requires ten-digit dialing for local calls.
The PSTN requires 1 + ten digits for long-distance calls.
Cicero to ORD is local through PSTN.
Cicero to Dallas is long distance through PSTN.
Intrasite calls require a four-digit extension.
Intersite calls require an access code and a four-digit extension.
Based on the dial plan worksheet, fill in the appropriate information in each space in Table 5-5. The first row has been filled in for you as an example.
Number Sent to Remote Gateway Through WAN
Number Sent to PSTN
Cicero caller calls Dallas extension 2312
Cicero caller calls ORD extension 5087
Dallas caller calls Cicero extension 3312
Dallas caller calls Dallas extension 2887