1.

You may connect only links of the same type: for example, the configurer  complain if you attempt to connect a CP link to an SDB link.

2.

Only CP links can currently participate in loading; any WIRE statements mentioning other types of link  assume the attribute NOBOOT. You should ensure that all of your processors are connected together with comports in addition to any other links you may have. If you do not do this, the configurer  fail reporting an error.