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Manageability:
IPv4 and IPv6 host management
Simple Network Management Protocol (SNMP V1 and V3)
Industry standard command-line interface (IS-CLI) through Telnet, SSH, and serial port
Secure FTP (sFTP)
Service Location Protocol (SLP)
Firmware image update (TFTP and FTP/sFTP)
Network Time Protocol (NTP) for clock synchronization
Switch Center support
Lenovo XClarity support
Monitoring:
LEDs for external port status and module status indication
Change tracking and remote logging with syslog feature
POST diagnostic tests
Ethernet standards
The SI4091 supports the following Ethernet standards:
IEEE 802.1AB Data Center Bridging Capability Exchange Protocol (DCBX)
IEEE 802.1p Class of Service (CoS) prioritization
IEEE 802.1Q Tagged VLAN (frame tagging on all ports when VLANs are enabled)
IEEE 802.1Qbb Priority-Based Flow Control (PFC)
IEEE 802.1Qaz Enhanced Transmission Selection (ETS)
IEEE 802.3 10BASE-T Ethernet
IEEE 802.3ab 1000BASE-T copper twisted pair Gigabit Ethernet
IEEE 802.3ad Link Aggregation Control Protocol
IEEE 802.3ae 10GBASE-SR short range fiber optics 10 Gb Ethernet
IEEE 802.3ae 10GBASE-LR long range fiber optics 10 Gb Ethernet
IEEE 802.3ae 10GBASE-ER extended range fiber optics 10 Gb Ethernet
IEEE 802.3ap 10GBASE-KR backplane 10 Gb Ethernet
IEEE 802.3u 100BASE-TX Fast Ethernet
IEEE 802.3x Full-duplex Flow Control
IEEE 802.3z 1000BASE-SX short range fiber optics Gigabit Ethernet
IEEE 802.3z 1000BASE-LX long range fiber optics Gigabit Ethernet
SFF-8431 10GSFP+Cu SFP+ Direct Attach Cable
Warranty
The SI4091 carries a 1-year, customer-replaceable unit (CRU) limited warranty. When installed in a supported
chassis, these I/O modules assume your system's base warranty and any warranty service upgrade.
Physical specifications
The SI4091 features the following approximate dimensions and weight :
Height: 30 mm (1.2 in.)
Width: 401 mm (15.8 in.)
Depth: 317 mm (12.5 in.)
Weight: 3.7 kg (8.1 lb)
The SI4091 features the following approximate shipping dimensions and weight:
Height: 114 mm (4.5 in.)
Width: 508 mm (20.0 in.)
Depth: 432 mm (17.0 in.)
Weight: 4.1 kg (9.1 lb)
Agency approvals
Lenovo Flex System SI4091 10Gb System Interconnect Module
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