Hitachi GR2000 - Manual (Page 191)

The WAN interface cables except those supplied as fittings (V.24, V.35, and X.21
cables) are customer responsibilities. Depending on the type of WAN and the
distance as shown in Figure 3-86 and Table 3-100, an appropriate WAN interface
cable needs to be procured.
Router
NWT1-4 or
NWE1-4
NWT1-8/NWE1-8
NWJB-8 or
NWMX1-4
NWJ1-4U or
NWMX1-4
NWJ1-8U
Basic (I.430, I.430-a)
DSU
WAN setup
Primary (I.431,
I.431-a) DSU
Primary (G703, ANSI
T1.403) DSU
Customer setup
Modular
rosette
Boundary with network
NWJ2-1U
Secondary (G703)
Primary (I.431,
I.431-a) DSU