PRODUCT BRIEF Intel Ethernet Server Bypass Adapter X520/X540 Family Network Connectivity Intel Ethernet Server Bypass Adapter X520/X540 Family Dual-Port 10GbE Bypass Adapters enabling maximum network uptime and performance for mission-critical applications Overview Family supports three operational modes: Normal, Bypass, and Isolate. Intels X520 adapters are known for In Normal Mode, data travels into the their high performance, low latency, adapter and is processed by the host reliability, and fl exibility. The addi- server prior to being transmitted back tion of the Intel Ethernet Server to the network. In Bypass Mode, the Bypass Adapter X520-SR2 and the LAN controller is disconnected from Intel Ethernet Server Bypass Adapter the ports and the two external ports X540-T2 delivers all of the 10GbE are connected together into a single performance in addition to business pipe whereby packets received from continuity in the event of a network one port are then transmitted to the failure. The bypass capability removes other port, bypassing the host server a single point of failure so that es- failure and maintaining network sential business communication can connectivity. When needed, isolate continue while a system failure is mode is available to ensure link is not diagnosed and resolved. In the event established. Intel Ethernet Server of a power, hardware, or software fail- Bypass Adapters also include an on- ure, bypass will automatically activate, board programmable watchdog timer, allowing network traf fic to continue. Normal Mode which gives administrators full control Bypass Features to manage the mode of the adapter. In Transmit Maintaining connectivity during addition, an event log provides the ca- Receive software and power failures ensures pability to document operation mode Transmit Receive maximum uptime for the network. The changes based on different detection Normal Mode Intel Ethernet Server Bypass Adapter conditions. Mode Diagrams Switch Control Dual 2x2 Switch Circuit Bypass Mode Isolate Mode Transmit Transmit Receive Receive Transmit Transmit x Receive Receive Bypass Mode Isolation Mode Switch Control Switch Control Dual 2x2 Switch Dual 2x2 Switch Circuit Circuit BY PASS ADPTR 520 540 PBrief 02.indd 1 6/5/2013 10:35:49 AMReliable Performance Normal Mode, PCI-SIG* Single Root I/O Intel Ethernet Server Bypass Adapter X520-SR2 Virtualization and Sharing (SR-IOV) Data center networks are being can be used to help reduce I/O bottle- pushed to their limits. The escalat- The Intel Ethernet Server Bypass necks, and improve the overall server ing deployments of servers with Adapter X520-SR2 is a dual-port performance. multi-core processors and demand- 10GbE bypass adapter and ships with ing applications such as database two two 10GBASE-SR Optics installed. Hypervisor BYPASS using SR-IOV clusters, cloud deployments, and This adapter is based on the indus- In Normal Mode, bypassing the hy- video-on-demand are driving the try-leading Intel 82599 10 Gigabit pervisor and allowing direct hardware need for 10Gbps connections. Cus- Ethernet Controller, designed for next- access by virtual machines, reduces tomers require flexible, dependable, generation 10 Gigabit performance CPU overhead, reduces latency, and and scalable I/O solutions to meet and multi-core processors. PCIe v2.0 increases network throughput. Most the rigorous requirements of running (5 GT/s) support enables customers of the current hypervisor releases mission-critical applications. The Intel to take full advantage of 10GbE by have been enabled to partition a Ethernet Server Bypass Adapters providing maximum of 20Gbps bi- single physical Ethernet controller in address the demanding needs of the directional throughput per port on to multiple virtual Ethernet controllers next-generation data center providing an individual dual-port card. that can be used directly by VMs by unmatched features and proven, reli- taking advantage the PCI-SIG* SR-IOV able performance. Intel Ethernet Server standard. The use of these virtual Bypass Adapter X540-T2 controllers, known as Virtual Functions Best Choice for Virtualization The Intel Ethernet Server Bypass (VF), enables additional QoS features Intel leads the industry in virtualiza- Adapter X540-T2 hosts Intels latest in the controllers silicon to manage tion by being the first to provide 10GBASE-T silicon, the Intel Ethernet and direct traffic such as traffic isola - virtualization for all the major operat- Controller X540, which is used by tion, port partitioning with bandwidth ing systems and working with the many OEMs as a single chip solution allocation and on-chip VF-VF switching. OEMs to implement virtualization not for LAN on Motherboard (LOM) to only on the adapter but also on the iSCSI Acceleration deliver 10GbE on server platforms. platform. In Normal Mode, this adapter provides The MAC+PHY integration drives down Intel Virtualization Technology complete support for proven native both cost and power, enabling broad for connectivity (Intel VT-c) OS iSCSI initiators as well as iSCSI deployment of 10GbE everywhere in Intel Ethernet Controllers include In- boot. Intel Ethernet server adapters the datacenter. BASE-T is the form tel Virtualization Technology for con- include hardware-based iSCSI accel- factor that is well understood by the nectivity (Intel VT-c) to deliver virtual- eration features that do not require industry making it a seamless and ized I/O performance optimizations offloading to a proprietary TCP/IP cost effective solution. 10GBASE-T and Quality of Service (QoS) features stack. iSCSI acceleration uses large is backward compatible with existing designed directly into the controllers send offload, Receive Side Coalescing network infrastructure, providing a silicon. Working in conjunction with and transmit send offloads to help re - smooth transition and natural migra- virtualization-optimized drivers in duce latency and lower CPU utilization. tion to 10GbE. FEATURES BENEFITS BYPASS SPECIFIC Three connectivity modes Normal, Bypass, or Isolatefor maximum flexibility Passive bypass Continued uptime during power loss or software failure Programmable watchdog timer Flexibility in controlling adapter mode Standard adapter emulation Force normal command available to emulate standard adapter mode Historical counter to record time stamp, detection condition and operation mode Circular event log GENERAL Intel 82599 Ethernet Controller (X520) I ndustry-leading, energy-efficient design for 10 Gigabit performance and multi-core processors Intel Ethernet X540 Controller (X540) Industrys first integrated MAC + PHY, reducing cost and power 10GBASE-SR Connectivity (X520) Two 10GBASE-SR Optics installed Two 10GBASE-T RJ-45 ports 10GBASE-T Connectivity (X540) RoHS-compliant, lead-free technology Complies with the European RoHS II per Directive 2011/65/EU of the European Parliament 2 BY PASS ADPTR 520 540 PBrief 02.indd 2 6/5/2013 10:35:49 AM