1-62
z
How much the backplane capacity matches the network traffic
z
Necessary processing and connecting capability for uplink and downlink
z
Required scalability of this switch for network expansion
z
Required reliability of switch service
z
Required transmission distance in the switch networking
Switch model
Table 1-118
List of the S7900E series models
Description
Quantity
Remarks
S7902E switch
1
Optional
S7903E-S switch
1
Optional
S7903E switch
1
Optional
S7906E switch
1
Optional
S7910E switch
1
Optional
S7906E-V switch
1
Optional
Power system
Table 1-119
List of power modules for the S7900E series
Description
Quantity
Remarks
PSR320-A
1 to 2
PSR320-D
1 to 2
PSR650-A
1 to 2
PSR650-D
1 to 2
PSR1400-A
1 to 2
PSR1400-D
1 to 2
PSR2800-ACV
1 to 2
At least one is required. Note that an
S7900E switch can only be equipped
with the same type of power module
(AC or DC).
Purchasing SRPUs
Table 1-120
List of SRPUs for the S7900E series
Type
Quantity
Remarks
LSQ1MPUA0
1 to 2
Required
For S7902E only
LSQ1CGP24TSC0 1
Required
For S7903E-S only
Salience VI-10GE
1 to 2
Required
Salience VI
1 to 2
Required
Salience VI-Turbo
1 to 2
Required
