Triple
Traffic Management Center to ITS Roadway Equipment: roadway dynamic signage data
Flow Description
Information used to initialize, configure, and control dynamic message signs. This flow can provide message content and delivery attributes, local message store maintenance requests, control mode commands, status queries, and all other commands and associated parameters that support remote management of these devices.
Solution Description
This solution is used within the U.S.. It combines standards associated with US: NTCIP Message Sign with those for I-F: SNMPv1. The US: NTCIP Message Sign standards include upper-layer standards required to implement centre-to-field message sign communications. The I-F: SNMPv1 standards include lower-layer standards that define how SNMPv1, which does not provide any security, is used within some deployments within the ITS industry. This solution is no longer recommended due to known security vulnerabilities.
Triple Solution Gap
ITS Info
NTCIP 1203
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Mgmt
NTCIP 1201
Bundle: SNMPv1 MIB
Facility
NTCIP 1203
NTCIP 2301
Security
Mind the gap
(None)
TransNet
SubNet
TransNet TransNet

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ITS Info ITS Info

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Mgmt Mgmt

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Facility Facility

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Security Security

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