Unfortunately I can't test this feature on GSR 12k platform.
RP/0/0/CPU0:ios(config)#show config failed
!! SEMANTIC ERRORS: This configuration was rejected by
!! the system due to semantic errors. The individual
!! errors with each failed configuration command can be
!! found below.
interface tunnel-te1
policy-class 1
!!% The requested operation is not supported: Feature not supported on this platform
!
end
What is the difference between Dynamic Tunnel Selection and ordinary PBTS? It would be nice to see some real-world example.