IXF1104 4-Port Gigabit Ethernet Media Access Controller

Table 80. Pause Threshold ($ Port_Index + 0x0E)

Name

Description

Address

Type1

Default

 

 

 

 

 

 

When a pause frame has been sent, an internal

 

 

 

 

timer checks when the next pause frame must

 

 

 

 

be scheduled for transmission to keep the link

 

 

 

 

partner in pause mode (this is required only if

 

 

 

Pause

the flow control has to be extended for one more

Port_Index

R/W

0x0000002F

session). The pause threshold value is a 16-bit

Threshold

+ 0x0E

value that sets the time in terms of 512-bit

 

 

 

 

 

 

 

quantum after the previous pause frame when

 

 

 

 

the next pause frame has to be sent. This

 

 

 

 

ensures that the link partner is kept in pause

 

 

 

 

mode continuously.

 

 

 

 

 

 

 

 

1. RO = Read Only, No clear on Read; R = Read, Clear on Read; W = Write only; R/W = Read/Write, No clear; R/W/C = Read/Write, Clear on Write

Table 81. Max Frame Size (Addr: Port_Index + 0x0F)

Name

Description

Address

Type1

Default

 

 

 

 

 

 

This is a 14-bit value configuring the maximum

 

 

 

 

frame size the MAC can receive or transmit

 

 

 

 

without activating any error counters, and

 

 

 

 

without truncation.

 

 

 

 

This value is excluding the 4-byte CRC in the

Port_Inde

R/W

0x000005EE

Max Frame Size

transmit direction when CRC append is

x + 0x0F

 

enabled in the MAC. Hence, this value has to

 

 

 

 

 

 

 

be set four bytes less when CRC append is

 

 

 

 

enabled in the MAC.

 

 

 

 

The maximum frame size is internally adjusted

 

 

 

 

by +4 if the frame is VLAN tagged.

 

 

 

 

 

 

 

 

1.RO = Read Only, No clear on Read; R = Read, Clear on Read; W = Write only; R/W = Read/Write, No clear; R/W/C = Read/Write, Clear on Write

Datasheet

165

Document Number: 278757

Revision Number: 007

Revision Date: March 25, 2004

Page 165
Image 165
Intel IXF1104 manual Pause Threshold $ PortIndex + 0x0E, Max Frame Size Addr PortIndex + 0x0F

IXF1104 specifications

The Intel IXF1104 is a cutting-edge Network Interface Controller (NIC) designed to meet the needs of high-speed communication in modern networking environments. As the demand for bandwidth-intensive applications continues to grow, Intel's IXF1104 is engineered to deliver exceptional performance, reliability, and scalability, making it an ideal choice for data centers and enterprise networks.

One of the main features of the IXF1104 is its support for high-speed Ethernet connectivity, providing up to 100 Gbps throughput. This capability allows organizations to handle large amounts of data traffic efficiently, accommodating everything from cloud computing to big data analytics. The NIC utilizes advanced packet processing technology which ensures minimal latency, enhancing the overall user experience.

The IXF1104 is built on a robust architecture that integrates Intel's latest processing technologies. It incorporates a multi-core processing engine that allows for parallel processing of network packets, improving the handling of simultaneous network requests. This architecture also supports offloading features, freeing up CPU resources for other critical tasks, which optimizes system performance.

In terms of technologies, the IXF1104 supports a variety of standards including Ethernet and Fiber Channel, making it versatile across different networking environments. Its compatibility with industry-standard networking protocols ensures that it can easily integrate into existing frameworks, facilitating seamless upgrades and expansions.

Another significant characteristic of the IXF1104 is its energy efficiency. With Intel’s focus on sustainability, this NIC is designed to consume less power relative to its performance output, thereby reducing overall operational costs for organizations. It employs dynamic power management features that adjust power usage based on demand, which is especially beneficial in large-scale deployments.

Additionally, security features are woven into the IXF1104 design, protecting sensitive data from potential threats. Hardware-based security functions, including encryption capabilities and secure boot processes, ensure that the NIC can safeguard data integrity against unauthorized access.

Overall, the Intel IXF1104 stands out in the crowded NIC market by offering high-performance capabilities, energy efficiency, and robust security features. Its combination of advanced technologies and characteristics positions it as a strategic asset for modern networks, empowering organizations to achieve their connectivity and performance goals in an increasingly data-driven world.