11
Environment Connections
11.1 Cable SMU and 36-Port InfiniBand EDR LDN with Dual 24-Port
LMN Switches
About this task
For ClusterStor L300 and L300N inter-rack 36-port InfiniBand LDN switches, the available uplink ports are:
● Upper switch 1 (IB1) - ports 1 through 21, 23, 25, 26, 29, 31, 33, and 35
● Lower switch 0 (IB0) - ports 1, 3, 5, 7, 9, 11, 13, 15, 17 through 36
For inter-rack LMN switch cabling, the available uplink ports are:
● Upper switch 1 (SW1) - 5, 7, 17, and 19
● Lower switch 0 (SW0) - 5, 7, 17, and 19
IMPORTANT: For inter-rack LMN 24-port switch cabling, ports 5, 7, 17, and 19 in the base rack are
available uplink ports. Note that port 13 is the ISL and is not available.
IMPORTANT: Switch port assignments in the configuration diagrams are provided for reference only. For
system-specific inter-rack switch cabling, refer to the system-specific storage configuration document
(SCD).
Figure 21. Cable Base Rack 36-Port IB EDR LDN 24-Port LMN Using Core Switch
1 2 3
4
5
6 7 8 9
10 11
12
13 14 15
16
17
18 19 20 21
22 23
24
X1 X2 X3 X4 X5 X6 X7 X8
1 2 3
4
5
6 7 8 9
10 11
12
13 14 15
16
17
18 19 20 21
22 23
24
X1 X2 X3 X4 X5 X6 X7 X8
SW1
SW0
LMN to storage
racks 1, 2, 3 ... N
SW1 switch
LMN to storage
racks 1, 2, 3 ... N
SW0 switch
1 3 5 7 9 11 13 15 17 19 21 23
14 16 18 20 22 24
25 27 29 31 33 35
26 28 30 32 34 362 4 8 10 126
1 3 5 7 9 11 13 15 17 19 21 23
14 16 18 20 22 24
25 27 29 31 33 35
26 28 30 32 34 362 4 8 10 126
IB1
IB0
LDN to
customer
core switch
Environment Connections
38
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