ONE - WESTEK    RJ45 to Y Bantam DS1  10ft Patch Cable 

Model  TC-TR248C-10    NEW - made for Agilent

Bantam "Y" (Transmit and Receive) to RJ45 modular plug. (Transmit and Receive) from network interface unit DS1/T1-- 10 FT.

Wired 1,2,4,5.