https://kb.netapp.com/ This video discusses the Alterate Control Path of SAS shelves. Then it demonstrates the procedures to cable the ACP ports together.
What is ACP?
Uses standard CAT6 Ethernet cables
Daisy chain all A IOMs together (CIRCLE to SQUARE ports)
Daisy chain all B IOMs together (CIRCLE to SQUARE ports)
Daisy chain shelf stacks and storage controllers together
Related Links
Config Advisor Tool:
http://support.netapp.com/eservice/to...
Documentation:
--Universal SAS and ACP Cabling Guide
https://library.netapp.com/ecm/ecm_do...
--KB 2016878 ACP not responding
https://kb.netapp.com/support/index?p...
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http://www.netapp.com/us/company/lead...
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https://forums.netapp.com/community/s...
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• Building Block Video: INSTALL 107 ACP... DISCLAIMER: NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this video or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this video is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This video and the information contained herein may be used solely in connection with the NetApp products discussed in this video.