R2RLink = ['ROADMA01-DEG1-DEG1-TTP-TXRXtoROADMC01-DEG2-DEG2-TTP-TXRX',
'ROADMC01-DEG2-DEG2-TTP-TXRXtoROADMA01-DEG1-DEG1-TTP-TXRX']
for i in range(0, nbLink):
R2RLink = ['ROADMA01-DEG1-DEG1-TTP-TXRXtoROADMC01-DEG2-DEG2-TTP-TXRX',
'ROADMC01-DEG2-DEG2-TTP-TXRXtoROADMA01-DEG1-DEG1-TTP-TXRX']
for i in range(0, nbLink):