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DEPARTMENT OF TECHNOLOGY SERVICES
NETWORK SERVICES DIVISION
NETWORK MANAGEMENT UNIT
PROGRAM MISSION: To support the County's
investment in network technologies.
The Network Management Unit
provides the management, engineering and support of the County's network and
servers; ensures the highest level of reliability, performance, and availability
of the countywide network and all servers that reside on it, including access
to the Internet and the County's web site; and
ensures the integration of the management of wireless and mobile
networks into the County's infrastructure.
Network Management Unit
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FY 2002
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FY 2003
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FY 2004
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% Change:
|
|
Actual
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Adopted
|
Proposed
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'03 to '04
|
|
Personnel
|
$648,088
|
$732,327
|
$731,910
|
0%
|
|
Non-Personnel
|
1,405,541
|
982,338
|
1,325,388
|
35%
|
|
Total Expenditures
|
2,053,629
|
1,714,665
|
2,057,298
|
20%
|
|
|
|
|
|
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Revenues
|
-
|
-
|
-
|
-
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|
Net Tax Support
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$2,053,629
|
$1,714,665
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$2,057,298
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20%
|
|
|
|
|
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Authorized FTEs
|
9.0
|
9.0
|
9.0
|
|
|
Funded FTEs
|
9.0
|
9.0
|
9.0
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|
SIGNIFICANT BUDGET HIGHLIGHTS:
-
Non-personnel increased $343,050 to add $119,318 for
maintenance of Cisco equipment purchased in FY 2002 for I-Net
and to add $223,732 in services to support the enhanced I-Net and Network
Operation Center.
PERFORMANCE MEASURES:
Objective: To support the county's investment in
network technologies.
|
FY 2001
Actual
|
FY 2002
Actual
|
FY 2003
Estimate
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FY 2004
Estimate
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FY 2004
Target
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Mission Outcome Measures
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|
|
|
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Average
time to resolve system problems
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2 days
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1 day
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4 hours
|
4 hours
|
4 hours
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Percent
of network maintenance performed as scheduled
|
100%
|
100%
|
100%
|
100%
|
100%
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Workload Measures
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|
|
|
|
|
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Servers supported
|
100
|
105
|
110
|
130
|
130
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Network problem calls
|
200
|
180
|
180
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180
|
180
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E-mail problem calls
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1,800
|
985
|
900
|
900
|
900
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Network admin. Calls (setup/change accounts,
share files)
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6,600
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6,600
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6,600
|
6,600
|
6,600
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Number of video systems
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N/A
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N/A
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20
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40
|
40
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Number of on demand video
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N/A
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N/A
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20
|
80
|
80
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Number of live channels streamed
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N/A
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N/A
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3
|
7
|
7
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Number of live Internet streams
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N/A
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N/A
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1
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3
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3
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|
|
|
|
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Efficiency Measures
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|
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Legacy network availability
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92%
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96%
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96%
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96%
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99.9%
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Fiber optic network
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N/A
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99.9%
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99.9%
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99.9%
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99.9%
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Network speed:
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Local Area Network
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10 Mbps
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100 Mbps
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100 Mbps
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100 Mbps
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100 Mbps
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Wide Area Network
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1.5 Mbps
|
1,000 Mbps
|
1,000 Mbps
|
1,000 Mbps
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1,000 Mbps
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Internet access speed
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1.5 Mbps
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45 Mbps
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45 Mbps
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45 Mbps+
|
45 Mbps+
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Centralized storage capacity
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657 GB
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5 TB
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5 TB
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5 TB
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5 TB
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Data restoration time
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2 days
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1 day
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2 hours
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2 hours
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2 hours
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Redundant connectivity between critical sites
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-
|
3
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4
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4+
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4+
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Server speed:
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CPU
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N/A
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400 MHz
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1,000 MHz
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2,000 MHz
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2,000 MHz
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Network card
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N/A
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10 Mbps
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100 Mbps
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1,000 Mbps
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1,000 Mbps
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Server capacity:
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|
|
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Memory
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N/A
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392 MB
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1,000 MB
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2,000 MB
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2,000 MB
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Disk size
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N/A
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18 GB
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36 GB
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73 GB
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73 GB
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IPTV viewership
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N/A
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N/A
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400
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2,500
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2,500
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Maximum downtime
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N/A
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N/A
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0 hours
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1 hour
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1 hour
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Cost/IPTV broadcaster
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N/A
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N/A
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$11,500
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$11,500
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$11,500
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Cost/Tandberg Video System
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N/A
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N/A
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$20,000
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$13,000
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$13,000
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Legacy Network to be replaced by the fiber optic
network.
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TB = Terrabyte. GB = Gigabyte. Mbps = megabits
per second.
FUTURE BUDGET CONSIDERATIONS:
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The network infrastructure is critical to the effective
delivery of electronic government solutions.
Future funding will be needed to enhance, repair, replace, and/or
upgrade infrastructure. Broadband
connectivity will reach a majority of the County's homes and businesses within
the next two to three years. When it
does, the County's infrastructure must be able to accommodate secure
high-bandwidth, anytime, anywhere access.
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Establish server modernization, replacement and
maintenance program.
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Centralized data back up and storage for all County servers.
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Upgrade server capacity and performance to industry
standards necessary to support county enterprise, other systems, and
internet/intranet needs.
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Convergence of voice and data into a single integrated
network resulting in significantly reduced costs.
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Implement multi-media applications that integrate
voice, data and video for the provision of customer service.
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Countywide deployment of Exchange 2000 and migration of
netware servers to Active Directory to support Exchange email.
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Deploy Conference Server for integrated video services
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Develop PKI infrastructure for issue digital
certificates and encryption.
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Implement on Secure messaging that will launch
videoconference calls and audio conference calls.
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Add an Audio conferencing card to the existing multipoint
bridge in order to cut cost of using an external audio conferencing vendor.
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Upgrade conference room 600 to a state of the art
conference room.
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Provide 80% of the training for the county as a video
On-Demand
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Implement a standard internet streaming for Arlington
County.
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Establish server modernization, replacement and
maintenance program.
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COST PER SERVER
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FY02
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$20,000
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CPQ 3000
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FY03
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$10,000
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ML-530
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FY04
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$ 7,000
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DELL 2650
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