Касательно AnyNet и Enterprise Extender.
в последней редакции редбука SG24-7858-00 за июль на странице 236 можно прочесть следующее:
Enterprise Extender was introduced with IBM i 5.4 and was identified at that time as the
strategic direction for replacing AnyNet®. Although AnyNet has not been removed in IBM i
7.1, IBM has stated that there will be no further enhancements beyond IBM i 6.1 and IBM will
no longer offer support on 7.1