Lenovo Flex System EN4023 Manuel du produit - Page 17
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Network cabling requirements
The network cables that can be used with the EN4023 are shown in the following table.
Table 7. EN4023 network cabling requirements
Transceiver
40 Gb Ethernet
40GBASE-SR4 QSFP+
Transceiver (49Y7884)
Direct attach cable
10 Gb Ethernet
10GBASE-SR SFP+
Transceiver (46C3447,
49Y4216)
10GBASE-LR SFP+
Transceiver (00D6180,
95Y0540)
Direct attach cable
16 Gb Fibre Channel
16Gb FC SFP+ Transceiver
Module (88Y6393)
8 Gb Fibre Channel
8Gb FC SFP+ Transceiver
Module (88Y6416)
Management ports
External 1 GbE management
port
External RS-232
management port
Warranty
The Lenovo Flex System EN4023 carries a 1-year, customer-replaceable unit (CRU) limited warranty. When
installed in a chassis, these I/O modules assume your system's base warranty and any Lenovo Services warranty
upgrades.
Physical specifications
Lenovo Flex System EN4023 10Gb Scalable Switch
Standard
Cable
40GBASE-SR4
10 m or 30 m MTP fiber optics cables supplied by
Lenovo (see Table 3); support for up to 100 m with
OM3 multimode fiber or up to 150 m with OM4
multimode fiber
40GBASE-CR4
1m or 3m QSFP+ to QSFP+ DAC cables supplied by
Lenovo (see Table 3)
10GBASE-SR
Up to 30 m with fiber cables supplied by Lenovo (see
Table 3); 850 nm OM3 multimode fiber up to 300 m or
up to 400 m with OM4 multimode fiber
10GBASE-LR
1310 nm single-mode fiber cable up to 10 km
10GSFP+Cu
Up to 5 m (Active) or 3 m (Passive) SFP+ copper DAC
cables (see Table 3)
FC-PI-5 (16GFC)
Up to 30 m with fiber optic cables supplied by Lenovo
(see Table 3); 850 nm OM3 multimode fiber up to 100 m
or OM4 multimode fiber up to 125 m
FC-PI-4 (8GFC)
Up to 30 m with fiber optic cables supplied by Lenovo
(see Table 3); 850 nm OM3 multimode fiber up to 150 m
1000BASE-T
UTP Category 5, 5E, and 6 up to 100 meters
RS-232
DB-9-to-mini-USB or RJ-45-to-mini-USB console cable
(comes with optional Management Serial Access Cable,
90Y9338)
Connector
MTP
QSFP+
LC
LC
SFP+
LC
LC
RJ-45
Mini-USB
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