What’s the relationship between IRES and RMAN?

Hi all:

Well known, xDAIS was one of TMS320 DSP algorithm standard.Inside the xDAIS standard.

There were some concepts like IRES and RMAN.

Most of all,I must use IRES and RMAN modules when I call codecs such as h264 mpeg2.

Two questions:

1.

I want to know what’s the role of IRES and RMAN?

2.

Who can tell me what’s the relationship between IRES and RMAN?

Any help will be appreciated.thanks!