!"#$%&'#$()*$&+ ,-&./01#$2+/#3*&/0)+$4*&5#6)*7 Dennis M. Moen Dennis.M.Moen@lmco.com Lynn M. Meredith Lynn.Meredith@lmco.com A 1 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ” !).08' ! Background ! Protocol Interworking ! Integration Framework ! Dynamic Resource Management/Quality of Service ! Conclusions and Future Work A 2 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ”
9&873*):+- ! Military Applications are Inherently Distributed − Some but not all threads in these applications are real-time − Nodes in the network are mobile − Military networks are resource constrained − Information Sharing and Collaboration Initiatives ! Users are Overwhelmed with Data − Role or Attribute-Based Access Control (RBAC/ABAC) − Organizational Role − Communities of Interest A 3 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ” 9&873*):+- ! Service Oriented Middleware Technology and Products − CORBA – some real-time services and implementations − J2EE – no real-time versions − Web 2.0 and Web 3.0 − Others ! Quality of Service − GIG E2E QoS − Disconnected Intermittent Limited (DIL) Environments − QoS depends on underlying infrastructure A 4 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ”
;*)/)8)<$2+/#*6)*70+3 ! Traditional Model has well defined services − Applications assume a stable network environment − Complexity is pushed up the stack ! Integrated Model has less well defined boundaries − Applications adaptive to changing network environment − Dynamic Data format is mapped to network services available A 5 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ” ,-&./01#$2+/#3*&/0)+$ 4*&5#6)*7 Network Characteristics ! Asynchronous operation in intermittent connectivity / limited bandwidth environments 4%%; ! Operates through a loosely coupled set of 4%%< 4%%> Nodes 4%%= ! Provides authentication, certification 4%%? 8'$#/-.3 integrity, availability and confidentiality ,#-# , 90:'& / # 0 - # . - + ( , # / ! Provides and / or requests services 0 5 0 . $ * ' . - * 2 ' . $ 5 * $ 5 . !"#$%&'()*'(+#*'* 7 1 4 . 6 based on node type and business rules 2 / ( 3 0 # # 4 - - - # !"#$%%&'$"($) 0 . ( 0 , # 3 / - 0 # & , *"+%,-&- * ! Supports inter-nodal interaction through .$/&'0$$) the Data Dissemination Layer (DDL) 1+"+'$2$"# ! Integrates and processes data though the 3$"-40)!"#$'0+#&4" Data Aggregation Layer (DAL) ! Supports role based Situational Awareness A 6 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ”
,33*#3&/0)+ Network aware applications enabled by host level network services ! Data aggregation ! Efficient dissemination via overlay networking (multicast for example) ! Content based routing/forwarding (policy based networking) A 7 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ” =:&<0/>$%)++#8/)*$?=%@$ 4*&5#6)*7 QC provides operational resource allocation ! Users or machine-to-machine ! Roles defined via registry service ! Includes infrastructure services (email, chat, data distribution) ! Use Information exchange requirements to allocated resources ! Define modes during system architecture process A 8 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ”
%)+8<:'0)+'A4:/:*#$B)*7 ! Prototype of QC has been demonstrated in 800+ client network (Java implementation) ! Plan to explore network routing applications ! Expand QC to include network QoS: latency, jitter, fault tolerance, security… A 9 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ” =:#'/0)+' A 10 GMU- GMU -AFCEA Symposium 2009: AFCEA Symposium 2009: “ “Critical Issues in c4I Critical Issues in c4I” ”
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