Dial Planning Questionnaire

Both companies answer a planning questionnaire. Based on their design choices, both companies create a network-service definition.

The dial questionnaire in Table 1-1 shows:

• A series of planning design questions and configuration issues

• A list of design options

• Maui Onions' design choices

• THEnet's design choices

Table 1-1 Dial Services Questionnaire

Design Questions

Design

Choices

THEnet's Design Choices

What is the user-growth projection for the next 5 years.1

• 1 Year

500 users 1,000 users

5,000 users 20,000 users

• 5 Years

2,000 users

1 million users

What is the user-to-line ratio during busy hours?

15:1

10:1

Headquarters providing dial-up services

Remote modem users

Internet firewall

Dial Planning Questionnaire I

Table 1-1 Dial Services Questionnaire (continued)

Design Questions

Design

Choices

THEnet's Design Choices

What access media is used for the dial services?

• ISDN BRI lines

Yes No

Yes No

What type of remote devices will be supported?

• •

Analog modems Remote LANs

Yes No

Yes No

PCBUS ISDN terminal adaptors

No

No

V.110

No

No

V.120

No

No

What operating systems will be supported?

Windows 95

Yes

Yes

Windows 98

Yes

Yes

Windows NT

Yes

Yes

UNIX

No

Yes

MacOS

No

Yes

Will you support dial-in modem services?

Yes

Yes

Rank these technology priorities.

AAA design

#1

#2

IP design

#2

#3

V.90 modem performance

#3

#1

When users connect to modems, what access service will they use?

EXEC shell sessions

Yes Yes

Yes Yes

• •

PPP sessions SLIP sessions

No

No

Will you support multilink? If yes, will you scale to a stacked multi-chassis solution?

No

Yes. A stacked solution.

Will you support PPP timeouts (accounting)?

No

No

For the short term, where are the users' passwords stored?

• •

Local AAA database in the router

Remote AAA database in a server

Local AAA

Local AAA

In the long term, will you use a AAA server? If yes, what protocol will you use?

• •

TACACS+ RADIUS

TACACS+

RADIUS

I Network Service Definition

Table 1-1 Dial Services Questionnaire (continued)

Design Questions

Design

Choices

THEnet's Design Choices

Will users be allowed to change their own passwords? If yes, how?

• CiscoSecure web page

EXEC shell

CiscoSecure web page

Will the access network use an external authentication database such as SecureID, Windows NT, or Novell NDS?

Yes

No

Will you support per-user attribute definitions (authorization)?

Yes

No

Do you have an existing accounting system to monitor call-detail records?

No

Yes

Are you running an existing network management system?

No

No

1. Three months = current deployment requirement. One year = current design plan requirement. Five years = future scalability plan requirement.

1. Three months = current deployment requirement. One year = current design plan requirement. Five years = future scalability plan requirement.

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