Name: Lenovo ThinkSystem 1Gb 2-port RJ45 LOM
Brand: Lenovo
SKU: Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card

Question 1

What is the Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card?

Accepted Answer

The Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card is a LAN on motherboard (LOM) expansion module for ThinkSystem servers, offering two 1 Gb RJ45 Ethernet ports for high-performance, reliable network connectivity.

Question 2

What key features does the Lenovo 7ZT7A00544 offer?

Accepted Answer

It features dual 1 Gb RJ45 copper ports, IEEE 802.1Q VLAN tagging, PXE boot support, iSCSI and TCP/IP offload, low power consumption, and full integration with Lenovo XClarity management tools.

Question 3

What network speeds does the 1 Gb 2-port RJ45 LOM support?

Accepted Answer

Each RJ45 port supports 10/100/1000 Mbps auto-negotiation, delivering up to 1 Gigabit per second per port for responsive and reliable Ethernet data transfer.

Question 4

How many Ethernet ports are on the Lenovo 7ZT7A00544?

Accepted Answer

The Lenovo 7ZT7A00544 provides two independent RJ45 Ethernet ports, enabling dual‐link redundancy or segregated network traffic for virtualized and clustered server environments.

Question 5

What cable type is required for the Dual Electric Ports Gigabit Array Card?

Accepted Answer

This module uses standard Cat5e or higher twisted-pair copper cables with RJ45 connectors, supporting up to 1 Gbps data rates per port.

Question 6

Which Lenovo servers are compatible with the 7ZT7A00544 LOM card?

Accepted Answer

It’s compatible with Lenovo ThinkSystem servers that support 1 Gb 2-port RJ45 LOM modules, including SR250, SR550, SR570, SR590 and Lenovo XD series—refer to Lenovo’s compatibility matrix for details.

Question 7

Which operating systems support the Lenovo 7ZT7A00544 network card?

Accepted Answer

Supported OSes include Red Hat Enterprise Linux, SUSE Linux Enterprise Server, Microsoft Windows Server, VMware ESXi and Citrix Hypervisor; download the latest drivers from Lenovo’s support site.

Question 8

How do I install the 1 Gb 2-port RJ45 LOM card in a ThinkSystem server?

Accepted Answer

Shut down the server, remove the access panel, locate the LOM slot on the motherboard, press the module firmly until seated, replace the panel, then power on to auto-detect the new interfaces.

Question 9

How can I configure network settings on the Lenovo Dual Electric Ports Gigabit Array Card?

Accepted Answer

After installation, configure IP settings via your server OS network utilities or Lenovo XClarity Controller: assign static or DHCP addresses, set MTU, enable VLANs and apply changes.

Question 10

Does the Lenovo 7ZT7A00544 support VLAN tagging?

Accepted Answer

Yes, it supports IEEE 802.1Q VLAN tagging on both ports, allowing secure network segmentation and traffic isolation for multi-tenant or virtualized data center deployments.

Question 11

Can I use the 7ZT7A00544 for PXE network boot?

Accepted Answer

Yes, the module supports PXE (Preboot eXecution Environment), enabling network-based OS deployment and remote booting via standard TFTP or iSCSI Boot protocols.

Question 12

Is the Lenovo 7ZT7A00544 hot-swappable?

Accepted Answer

No. As a LAN on motherboard (LOM) module, it requires a server shutdown before installation or removal to maintain system integrity and prevent hardware damage.

Question 13

What is the power consumption of the Lenovo 1 Gb 2-port RJ45 LOM?

Accepted Answer

The module consumes approximately 2.5 W under typical load, delivering energy-efficient operation without significantly impacting the server’s overall power budget.

Question 14

What warranty does Lenovo offer for the 7ZT7A00544 Gigabit Array Card?

Accepted Answer

It’s covered by Lenovo’s standard 3-year limited hardware warranty, including parts, labor and service delivery, with optional warranty upgrades and on-site support available.

Question 15

Where can I purchase the Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card?

Accepted Answer

You can buy this module directly from Lenovo’s official website, authorized resellers and global distribution partners; check for regional availability and volume pricing.

Question 16

Can the 1 Gb 2-port RJ45 LOM be used in virtualization environments?

Accepted Answer

Yes, it’s fully compatible with virtualization platforms like VMware ESXi and Microsoft Hyper-V, providing dedicated network interfaces for virtual machines with minimal overhead.

Question 17

Does the Lenovo Dual Electric Ports Gigabit Array Card support iSCSI offload?

Accepted Answer

Yes, it supports iSCSI offload and TCP/IP checksum offload, reducing CPU overhead and optimizing storage traffic over Ethernet for enhanced throughput in SAN deployments.

	Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card	Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card	Lenovo 7ZT7A00549 Four Electric Ports 10G Array Card	Lenovo 7ZT7A00546 Dual Optical Ports 10G Array Card
Product Type	Expansion Card	Expansion Card	Expansion Card	Expansion Card
Card Type	Network Interface Card	Network Interface Card	Network Interface Card	Network Interface Card
Interface	PCIe x1	PCIe x4	PCIe x8	PCIe x8
PCIe Version	PCIe 3.0	PCIe 3.0	PCIe 3.0	PCIe 3.0
Chipset / Controller	N/A	Intel I350	Intel X710	N/A
Supported Ports	RJ-45	RJ-45	RJ-45	SFP+
Port Count	2	4	4	2
Max Data Rate	1Gbps	1Gbps	10Gbps	10Gbps
RAID Levels Supported	N/A	N/A	N/A	N/A
Capture Resolution	N/A	N/A	N/A	N/A
Capture Frame Rate	N/A	N/A	N/A	N/A
Low Profile Bracket	Yes	Yes	No	Yes
Full Height Bracket	No	Yes	Yes	Yes
Cooling	Passive	Passive	Passive	Passive
Operating System Compatibility	Windows / Linux / VMware ESXi	Windows / Linux / VMware ESXi	Windows / Linux / VMware ESXi	Windows / Linux / VMware ESXi
Bus Width	N/A	64-bit	64-bit	64-bit
Power Requirements	N/A	3.3V	3.3V	3.3V
Use Case	Server Expansion / Network Upgrade	Server Expansion / Network Upgrade	Server Expansion	Network Upgrade
Product Name	Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 2-port RJ45 LOM	Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 4-port RJ45 LOM	Lenovo 7ZT7A00549 Four Electric Ports 10G Array Card-Lenovo ThinkSystem 10Gb 4-port Base-T LOM	Lenovo 7ZT7A00546 Dual Optical Ports 10G Array Card-Lenovo ThinkSystem 10Gb 2-port SFP+ LOM, including modules
Height	N/A	N/A	0.5 inches	N/A
Width	N/A	N/A	4.0 inches	N/A
Depth	N/A	N/A	1.0 inches	N/A
Weight	N/A	N/A	0.75 lbs	N/A

	Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card	Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card	Lenovo 7ZT7A00549 Four Electric Ports 10G Array Card	Lenovo 7ZT7A00546 Dual Optical Ports 10G Array Card
Product Type	Expansion Card	Expansion Card	Expansion Card	Expansion Card
Card Type	Network Interface Card	Network Interface Card	Network Interface Card	Network Interface Card
Interface	PCIe x1	PCIe x4	PCIe x8	PCIe x8
PCIe Version	PCIe 3.0	PCIe 3.0	PCIe 3.0	PCIe 3.0
Chipset / Controller	N/A	Intel I350	Intel X710	N/A
Supported Ports	RJ-45	RJ-45	RJ-45	SFP+
Port Count	2	4	4	2
Max Data Rate	1Gbps	1Gbps	10Gbps	10Gbps
RAID Levels Supported	N/A	N/A	N/A	N/A
Capture Resolution	N/A	N/A	N/A	N/A
Capture Frame Rate	N/A	N/A	N/A	N/A
Low Profile Bracket	Yes	Yes	No	Yes
Full Height Bracket	No	Yes	Yes	Yes
Cooling	Passive	Passive	Passive	Passive
Operating System Compatibility	Windows / Linux / VMware ESXi	Windows / Linux / VMware ESXi	Windows / Linux / VMware ESXi	Windows / Linux / VMware ESXi
Bus Width	N/A	64-bit	64-bit	64-bit
Power Requirements	N/A	3.3V	3.3V	3.3V
Use Case	Server Expansion / Network Upgrade	Server Expansion / Network Upgrade	Server Expansion	Network Upgrade
Product Name	Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 2-port RJ45 LOM	Lenovo 7ZT7A00545 Four Electric Ports Gigabit Array Card-Lenovo ThinkSystem 1Gb 4-port RJ45 LOM	Lenovo 7ZT7A00549 Four Electric Ports 10G Array Card-Lenovo ThinkSystem 10Gb 4-port Base-T LOM	Lenovo 7ZT7A00546 Dual Optical Ports 10G Array Card-Lenovo ThinkSystem 10Gb 2-port SFP+ LOM, including modules
Height	N/A	N/A	0.5 inches	N/A
Width	N/A	N/A	4.0 inches	N/A
Depth	N/A	N/A	1.0 inches	N/A
Weight	N/A	N/A	0.75 lbs	N/A

Lenovo 7ZT7A00544 Dual Electric Ports Gigabit Array Card

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