how to access console of a switch having rj45 on switch side to db 9 female on pc side console cable

hi,
how to access console of a switch having rj45 on switch side to db 9 female on pc side console cable which needs to be connected to one console server having rj11 on its side and db 9 female on other end.i.e. on switch side,console cable has rj45 and db 9 pin female connector on other side of the console cable which has come with switch.Now i have to connect this switch using console server which has a cable having rj11 on that server side and other end is db 9 pin female .Now i hv to connect switch serial console cable to console server serial console cable using some consverter or some cable which can connect both db 9 female connectors.how to do that?i hv linux as os and minicom and console utilities.

You do what I did which was a search on altavista for "db9 rj45 rj11 console" and then you come up with the what the connections are in order to be able to make the cables, e.g.:
Wiring Spec for RJ45 Serial Adapters and Null Modems
or you buy the cables from somewhere like:
http://www.servertech.com/uploads/documents/0000/0012/notes_cablesadapters.pdf
or:
AM10 - DB9 Male To RJ11 Phone-Net