The referenced HP item (which I'd seen before on the net) looks to be both huge and an expensive and a cable rather than an adapter -- it would need an RJ45 barrel to attach the CAT5E crossconnect cable too. Not sure what Cisco offers. Cthulhu Investigators Companion Pdf Printer there. Pinouts are uncertain too -- trying to avoid having to add a null-modem style adapter just to swap DTE/DCE, and I haven't been able to figure out a DTE/DCE designation for either the HP side or the Cisco port.

Sun gear has an RJ45 and straight CAT5E cables work out of the box. The HP serial interfaces also seem to have a speed or flow control problem -- I can't cut/paste or even type fast when working with the ORCA or RBSU CLI's, or many characters will be dropped. These systems are 2000 miles away so my ability to experiment with them is limited.

Hp Dc5100 Ethernet Controller Driver Epson Bx300f Reset Software. here. PDA2k Pinouts (Serial, USB, Power). The db-9 pin jumpering can be seen in the wiring diagram for the RJ-11 serial adapter diagram below (the db-9 pins 1, 6 and 8.