That is the final episode of this CBTC weblog collection. Within the final three posts, I’ve shared some key tendencies and challenges metro operators are dealing with, the adoption of CBTC and its related advantages and implementation challenges, in addition to Cisco’s strategy to delivering a simplified, secured, and resilient onboard and trackside community. For this submit, let’s reveal the entire Cisco Rail CBTC and Security Answer.

Commonplace primarily based, redundant, and modular structure

A Information Communication System (DCS) is required to help communications between completely different subsystems of CBTC. It ought to help bidirectional information switch with ample bandwidth, deal with ultra-low latency and excessive low packet drop charge, and ship ultra-reliable train-to-ground wi-fi. To allow important functions like CBTC, DCS ought to help well timed and safe supply of practice management messages and will need to have redundancy built-in at each degree of the community structure. This structure can also be designed with hierarchy and modularity in thoughts. The networking options wanted to help main capabilities of CBTC are grouped into 5 modules together with onboard, wayside wi-fi, wayside entry, spine, and core networks:

  • Onboard Community: Help Ethernet connectivity to CBTC units like train-borne controllers and non CBTC techniques like CCTV digicam, passenger data techniques, and passenger dealing with Wi-Fi entry factors.
  • Wayside Wi-fi Community: Gives connectivity and energy to wayside wi-fi radios which is speaking to different wi-fi radios on the train-borne community.
  • Wayside Entry Community: Delivers Ethernet connectivity to wayside servers corresponding to native ATS servers/workstations, diagnostic servers, native zone controllers, and exterior techniques like interlocking and axle counters. It additionally gives connectivity to wayside wi-fi community.
  • Spine Community: A set excessive throughput fiber Ethernet huge space community that connects between cores and wayside community. It’s shaped between the station switches and the core switches.
  • Core Community: Connects the operational management heart (OCC) and backup OCC (BOCC) to the remainder of DCS community. It may be a conventional L3 enterprise community, and subsequent era WAN connectivity with Multi-Protocol Label Switching (MPLS) and Phase Routing.

Unmatched product portfolio

This resolution is fabricated from superior industrial IoT networking gear that may maintain the hardest {industry} setting with enterprise-grade networking and safety capabilities; Cisco’s lead stackable enterprise entry switching platform constructed do reimagine connection, reinforce safety and redefine expertise; Cisco Community Convergence System (NCS) routers designed for cost-effective supply of subsequent era companies and functions.

Higher safety

In response to the Transportation Safety Administration (TSA) cybersecurity directives and European Union (EU) NIS2 regulation , Cisco Rail CBTC and Security resolution leverages Cisco Industrial Automation (IA) Safety design information 2.0 to implement zero belief community entry (ZTNA) and defense-in-depth strategy to safe the rail transit techniques. The approaches are as observe:

Simplified administration

Rail transit techniques are extremely distributed techniques that cowl huge huge areas and distances with many use circumstances over a posh community infrastructure. The community administration options should not solely required to simplify the community operation but in addition allow a broad set of cybersecurity capabilities.

  • Cisco Catalyst SD-WAN Answer helps transit businesses to simplify their WAN operations and ship built-in safety to Cisco Catalyst industrial routers.
  • Cisco Catalyst Middle gives centralized, intuitive administration that makes it quick and simple to design, provision, and apply insurance policies throughout your community setting.
  • Cisco Crosswork Community Controller (CNC) automation suite gives a unified platform for seamlessly deploying, managing, and monitoring end-to-end transport networks with real-time visibility and management.
  • Cisco Industrial Wi-fi Service is an OT service within the IoT Operations Dashboard and is used for configuring, provisioning, and monitoring Cisco URWB units in a centralized location.

To study extra in regards to the resolution, please take a look at the brand new  Cisco Rail CBTC and Security Answer Temporary.

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