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Network Design for a Dial NMS Case Study
Dial NMS Planning Questionnaire
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Basic Dial NMS Implementation Guide
Dial NMS Planning Questionnaire
This planning questionnaire describes information that is essential for creating a dial NMS service
definition. A questionnaire helps network engineers make accurate design decisions and consider
alternative solutions. The network engineers at THEnet answered the design questions as shown in
Table 2.
Table 2 Network Design Questions and Answers
Network Design Questions
THEnet
Answers
What types of services does your network provide? Dial Internet access services
(V.90 analog modem services)
How many dial POP sites are you managing? Two sites in Austin, Texas
What types of network services will the DIAS support?
(Network management is based on customer requirements.)
Residential subscriber
services
Corporate-outsourcing
services
What is the user-growth projection for the next 5 years?
3 months = Current deployment requirement.
1 year = Current design plan requirement.
5 years = Future scalability plan requirement.
3 months—50,000 users
1 year—100,000 users
5 years—1 million users
What is the user-to-line ratio during busy hours? 10:1
What level of service must you guarantee to your customers? Guaranteed up time
Do you have redundant connections to the Internet? Yes
Do you have redundant connections to the NOC? Yes
What existing servers do you have available in the NOC?
SNMP management server
Syslog server
AAA server
Database server
What SNMP framework management system do you want to
use?
HP OpenView (HPOV)
What element management system do you use for collecting and
managing syslog?
CiscoWorks 2000 Resource
Manager Essentials
(CW2000 RME)
Do you have a preferred platform and operating system for
monitoring the network?
Yes
Sun Sparc, Solaris 2.6
What type of network access servers will you use? Cisco AS5800s
Do you have a staff of UNIX experts? Yes