IBM N6270, Hardware And Service Manual

Page: 44 / 148

8. As shown in Figure 10, cable the dual-port expansion adapter Port 1b on the
top controller module (CM-A) to the last storage expansion unit Channel B
ESH4 or AT-FCX OUT port.
9. As shown in Figure 10, cable the dual-port expansion adapter Port 1b on the
bottom controller module (CM-B) to the last storage expansion unit Channel A
ESH4 or AT-FCX OUT port.
Connecting a gateway to external storage
You must use fiber-optic cables to connect a gateway to external storage on a Fibre
Channel SAN.
n62hw024
PSU PSU
IN OUT
IN OUT
PSU PSU
IN OUT
IN OUT
PSU PSU
IN OUT
IN OUT
PSU PSU
IN OUT
IN OUT
EXN
EXN
N6200
FC Switch 1 FC Switch 2
0a 0b
0a 0b
CM-B
CM-A
PSU
PSU
c0b 0d
c0a e0a
e0b
0c
c0b 0d
c0a e0a
e0b
0c
1b
1b
1a
1a
Figure 9. Cabling the N6200 series system expansion adapter to storage expansion units
n62hw025
PSU PSU
IN OUT
IN OUT
PSU PSU
IN OUT
IN OUT
PSU PSU
IN OUT
IN OUT
PSU PSU
IN OUT
IN OUT
EXN
EXN
N6200
FC Switch 1 FC Switch 2
0a 0b
0a 0b
CM-B
CM-A
PSU
PSU
c0b 0d
c0a e0a
e0b
0c
c0b 0d
c0a e0a
e0b
0c
1b
1b
1a
1a
Figure 10. Cabling the N6200 series system expansion adapter to storage expansion units
18
IBM System Storage: N6200 Series Hardware and Service Guide