生成PW配置和BFD配置

保存在配置文件中

 def Main():
     buf = ''
     f = open('pw.cfg','w')
     for i in range(2016):
         pwid = str(102 + i)
         buf +=  "interface gigabitethernet 0/1/2/7."+pwid + '\r\n'
         buf +=  "l2transport\r\n"
         buf +=  'mpls l2-circuit pw' +pwid + ' ' + pwid + ' 2.2.2.2 control-word bfd encapsulation raw\r\n'
         buf +=  'exit\r\n'
     f.writelines(buf)
     f.close()

 def create_bfd():

     buf = ''
     f = open('bfd.cfg','w')
     for i in range(2016):
         pwid = str(102 + i)
         # mpls static-bfd pw-name pw21 local-discriminator 3 remote-discriminator 3 bind-bfd tp1
         buf +=  'mpls static-bfd pw-name pw'+pwid+' local-discriminator '+pwid  + ' remote-discriminator ' + pwid +' \r\n'

     f.writelines(buf)
     f.close()
 if __name__ == '__main__':
     create_bfd()
     Main()