1 Forwarding Ambiguity M Vinod Kumar Dr. Abhay Karandikar
Example of Adjacent ISP Domain
Example of Adjacent ISP Domain
Example of Adjacent ISP Domain There are three Segment Protection Groups (SPGs): 1.SPG1: Primary-IS 3-4 (violet color) and backup-IS (pink color) 2.SPG2: Primary-IS 4-5 (green color) and backup-IS (gray color) 3.SPG3: Primary-IS (brown color) and backup-IS 6-5 (yellow color) 4.SPG3 solves forwarding ambiguity problem when violet segment fails There are three Segment Protection Groups (SPGs): 1.SPG1: Primary-IS 3-4 (violet color) and backup-IS (pink color) 2.SPG2: Primary-IS 4-5 (green color) and backup-IS (gray color) 3.SPG3: Primary-IS (brown color) and backup-IS 6-5 (yellow color) 4.SPG3 solves forwarding ambiguity problem when violet segment fails SPG1 SPG2 SPG3
Questions?
THANK YOU