3Com 3C63400-3AC-C - PathBuilder S700 Switch Reference Manual page 118

104 C 4: P B
HAPTER ATH UILDER
S700 M A
ODULE AND PPLICATION
You can use the SDLC service for:
IBM FID2 3270 SNA Peripheral
n
IBM FID4 372X SNA Backbone
n
Other SDLC User
n
Figure 71 shows HDLC/SDLC applications.
NRZI should be disabled on the FEP (i.e. IBM 3745). NRZI is commonly used when
the FEP is connected to DSUs over non-digital line. PathBuilder S700 does not
require NRZI to be enabled.
Figure 71 HDLC/SDLC Applications
PathBuilder
S700
HDLC
X.25
X.25
PAD
FID 4
3
S
SDLC
7
N
2
FID 2
A
5
SDLC
Host
O
VERVIEW
PathBuilder
S700
HDLC
X.25
X.25
3
7
FID 4
2
5
FID 2
3270