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HP NC373m PCI Express Dual Port Multifunction Gigabit server adapter -
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The NC373m PCI Express Dual Port Multifunction Gigabit network adapter enables c-Class customers to save mezzanine slots, optimize server performance, improve network communications, increase flexibility, and simplify their IT infrastructure.
Product information
» Overview
» Specifications
» Key benefits
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» Questions & Answers

Questions

General
1. Why is the NC373m called a "multifunction" network adapter?
2. What BladeSystem servers does the NC373m support?
3. Does the NC373m require special switches?
4. What is the warranty on the NC373m?
Technical
1. What is TOE?
2. What is RDMA?
3. How does TOE differ from RDMA?
4. What is iSCSI?

Answers

General
Q1. Why is the NC373m called a "multifunction" network adapter?
A1. The NC373m offers accelerated networking, storage networking and clustering in a single, all-in-one device, in much the same way that multifunction printers offer printing, scanning and copying in a single, all-in-one device. The NC373m is one card running over one connection and providing multiple functions.
Q2. What BladeSystem servers does the NC373m support?
A2. The NC373m supports all ProLiant c-Class BladeSystem servers in all mezzanine slots. Multiple adapters can be installed per server.
Q3. Does the NC373m require special switches?
A3. No, the NC373m can be used with any BladeSystem Ethernet interconnect or external switch that meets IEEE 802 Ethernet standards.
Q4. What is the warranty on the NC373m?
A4. The NC373m is supported with a worldwide limited one year warranty or the warranty of the server it is installed in, whichever is greater.

Technical
Q1. What is TOE?
A1. TOE stands for TCP/IP Offload Engine. TOE moves the processing of data in the TCP protocol stacks from the server CPU to the NIC, freeing CPU cycles for other work. TOE is currently supported for Windows.

Q2. What is RDMA?
A1. RDMA (Remote Direct Memory Access) is the ability of one computer to place information from its memory directly into another computer's memory with minimal demands on memory bus bandwidth and CPU processing overhead.

Q3. How does TOE differ from RDMA?
A3. TOE moves the processing of data in the TCP protocol stack from the server CPU to the NIC. RDMA differs from TOE in that it moves data from the memory of one computer directly into the memory of another computer. TOE works even if only one end of the wire supports TOE; RDMA requires that an RDMA-enabled adapter be installed at both ends of the wire.

Q4. What is iSCSI?
A4. iSCSI is block storage access over TCP/IP. The NC373m supports accelerated iSCSI by combining the iSCSI driver with the adapter's TOE capability.

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