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PowerScale: Network Design Considerations
Executive summary
Introduction
Note to readers
Revisions
We value your feedback
Network architecture design Latency, bandwidth, and throughput Ethernet flow control SyncIQ considerations Quality of Service (QoS) Software-Defined Networking PowerScale OneFS ports SmartConnect considerations Ethernet, MTU, and IP overhead Access Zones best practices Source-Based Routing considerations Isilon 6th generation 1 GbE interfaces Intelligent Platform Management Interface IPv6 OneFS host-based firewall Network troubleshooting Appendix A: Supported network optics and transceivers Appendix B: Technical support and resources

Revisions

Revisions

  • Date

    Description

    July 2017

    Initial release.

    November 2017

    Updated after additional feedback. Updated title. Updated the following sections with additional details:

    • Link Aggregation
    • Jumbo Frames
    • Latency
    • ICMP & MTU
    • New sections added:
    • MTU Framesize Overhead
    • Ethernet Frame
    • Network Troubleshooting

    December 2017
    • Added link to Network Stack Tuning spreadsheet.
    • Added Multi-Chassis Link Aggregation.

    January 2018
    • Removed switch-specific configuration steps with a note about contacting manufacturer .
    • Updated section title for Confirming Transmitted MTUs.
    • Added OneFS commands for checking and modifying MTU.
    • Updated Jumbo Frames section.

    May 2018

    Updated equation for Bandwidth Delay Product.

    August 2018

    Added the following sections:

    • SyncIQ Considerations
    • SmartConnect Considerations
    • Access Zones Best Practices

    August 2018

    Made minor updates based on feedback. Added “Source-Based Routing Considerations.”

    September 2018

    Updated links.

    November 2018

    Added section “Source-Based Routing & DNS.”

    April 2019

    Updated for OneFS 8.2: Added SmartConnect Multi-SSIP.

    June 2019

    Updated SmartConnect Multi-SSIP section based on feedback.

    July 2019

    Corrected errors.

    August 2019

    Updated Ethernet flow control section.

    January 2020

    Updated to include 25 GbE as front-end NIC option.

    April 2020

    Added “DNS and time-to-live” section and added “SmartConnect Zone Aliases as opposed to CNAMEs” section.

    May 2020

    Added “S3” section under “Protocols and SmartConnect allocation methods; updated “Isilon” branding to “PowerScale,” and added “IPMI” section.

    June 2020

    Added “QoS” and “Software-Defined Networking” sections. Updated the “NFSv4” section with Kerberos and updated the “IP Address quantification” section.

    July 2020

    Added “SmartConnect service name” section.

    August 2020

    Added “Isilon 6th generation 1 GbE interfaces” and “VLAN and interface MTU” sections.  Updated “IPMI” section.

    September 2020

    Updated “DNS delegation best practices” and “SmartConnect in isolated network environments” sections.

    February 2021

    Updated “IPMI” section.

    May 2021

    Added “IPv6 Router Advertisements” and “Duplicate Address Detection” sections.

    November 2021

    Minor update. Added “Flushing DNS and OneFS” section.

    December 2021

    Updated template.

    April 2022

    Added “Network Pools Status” section. Updated “Source-Based Routing considerations” section.

    October 2022

    Updated the “SMB” sub-section under “Protocols and SmartConnect allocation methods”.

    January 2023

    Updated for OneFS Release 9.5.0.0