Dell Force10 S4820T Installing the S4820T System - Page 35

Connect Three S4820T Systems, Two S4820T Systems Connected in a Ring, CAUTION

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Figure 4-9. Two S4820T Systems Connected in a Ring Chassis 2 52 60 48 56 Chassis 1 52 60 48 56 Connect Three S4820T Systems To provide backup connectivity and increased data transfer between the systems, Dell Force10 recommends inserting an additional cable between the two units, in a second stacking port, as shown in Figure 4-10. CAUTION: To connect S4820T systems, use only Dell Force10 supported stacking cables. To connect three S4820T systems in a ring (Figure 4-10), starting with the S4820T at the bottom of the stack, follow these steps: NOTE: The port numbers in the following procedure are used as examples only. Step Task 1 Insert one end of the first cable into stack port 60 of chassis 1 (bottom). 2 Insert the other end of the cable into stack port 52 of chassis 2 (center). 3 Insert the second cable into stack port 60 of chassis 2 (center) and port 52 the chassis 3 (top). 4 Use the third cable to connect the top and bottom units by inserting one end of the cable into stack port 56 on chassis 1 (bottom) and the other end of the cable into stack port 60 on chassis 3 (top). Installing the S4820T | 35

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Installing the S4820T
|
35
Figure 4-9.
Two S4820T Systems Connected in a Ring
Connect Three S4820T Systems
To provide backup connectivity and increased data transfer between the systems, Dell Force10
recommends inserting an additional cable between the two units, in a second stacking port, as shown in
Figure 4-10
.
CAUTION:
To connect S4820T systems, use only Dell Force10 supported stacking cables.
To connect three S4820T systems in a ring (
Figure 4-10
), starting with the S4820T at the bottom of the
stack, follow these steps:
NOTE:
The port numbers in the following procedure are used as examples only.
Step
Task
1
Insert one end of the first cable into stack port 60 of chassis 1 (bottom).
2
Insert the other end of the cable into stack port 52 of chassis 2 (center).
3
Insert the second cable into stack port 60 of chassis 2 (center) and port 52 the chassis 3 (top).
4
Use the third cable to connect the top and bottom units by inserting one end of the cable into stack port 56 on
chassis 1 (bottom) and the other end of the cable into stack port 60 on chassis 3 (top).
52
60
48
56
52
60
48
56
Chassis 1
Chassis 2