Actually I was just referring to the difference in input between your style and the inbult styles (eg, ISO690 )
As you can see with ISO 690 you get two additional options when reviewing the inserted citation:
And here's the situation when using the IEEE Reference Order:
When editing the field code of the inserted citation I can do it "manually" with the \p switch so you get a similar code:
CITATION rfc5614 \p 12-23 \l 1050
Also, converting the citation to plain text also doesn't work for your style.