10-04-2017, 09:07 PM
ROUTING TABLE MANAGER FOR THE NEXT GENERATION OF IP ROUTERS
OBJECTIVE :
VIABLE PACKET FORWARDING
TASK SHARING MECHANISM
TO AVOID MEMORY COMPLEXITY OF
CONTROL CARD
RTM UPDATES OF LINE CARD
EXISTING ROUTER ARCHITECTURE:
PROPOSED ARCHITECTURE
EXISTING SYSTEM DISADVANTAGE:
CISCO CRS (new) SERIES
CISCO 12000 (prev) SERIES
ADDITION OF CONTROL CARD (COSTLIER)
COMPLEX SCHEDULING MECHANISM
NOT SCALABLE FOR LARGE NETWORK
ADVANTAGE OF PROPOSED SYSTEM:
PETABIT THROUGHPUT ON SINGLE CHASIS
HIGLY SCALABLE
HIGH AVAILABILITY
ENHANCED ROUTING PROCESS
MODULES :
SOURCE/ CLIENT MODULE
ROUTER
LINE CARD
INGRESS PORT
CONTROL CENTRE/CARD
PACKET FORWARDING CLASS
EGRESS PORT
DESTINATION /CLIENT MODULE
DATA FLOW DIAGRAM :
CLIENT MODULE :
FILE SEND
FILE PACKET
FILE RECIVED
TCP/IP
INGRESS PORT
LINE CARD
MASTER LINE CARD UPDATE OTHER LINE CARD
ROUTER CALC CLASS
PERIODIC UPDATE
N LINE CARD ARE MAINTAINED
ROUTER REQUEST CLASS :
EGRESS PORT :
PACK TO CLIENT
PACK FORWARING CLASS SEND THE PACK TO OTHER ROUTER
ADVERTISING PACK
INTER CONNECTING NETWORK
REFERENCES:
A. ZINI,CISCO IP ROUTING,ADDISON-WELSEY,2002,PP.8011.
O.HAGSAND,M.HIDELL, AND P.SJODIN,DESIGN AND IMPLEMENTATION OF A DISTRIBUTED ROUTER,PROC 5TH IEE INT L.
SYMP.SIGNAL PROCESSING AND INFOTECH,DEC.2005,PP.227-32.
H.J.CHAO AND B.LIU, HIGH PERFORMANCE SWITCHES AND ROUTERS,WILEY-INTERSCIENCE,2007.
CISCO SYSTEMS, CISCO 12000 SERIES INTERNET ROUTER ARCHITECTURE ,HTTP://WW.CISCO.COM
read full report
http://digital.library.adelaide.edu.au/d..._49352.pdf