E9000 PSU redundancy policy

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The E9000 server supports a maximum of six PSUs. The number of PSUs can be changed based on the power consumption of the entire server system. The N+1 or N+N redundancy mode can be used.
For details, see Overview > Power Supply System > Power Supply Unit Configuration Policies in the E9000 chassis installation guide.
http://support.huawei.com/enterprise/en/doc/DOC1000015897/?idPath=7919749|9856522|21782478|19955021|19961380

Other related questions:
MM910 user password complexity
The complexity of the E9000 MM910 user password is checked by default. The complexity requirements are as follows: ? Must contain 8 to 32 characters. ? Must contain at least one space or one of the following special characters: `~!@#$%^&*()-_=+\|[{}];:'",<.>/? ? Must contain at least two types of the following characters: Lowercase letters: a to z Uppercase letters: A to Z Digits: 0 to 9 ? Cannot be the same as the user name or user name in reverse order.

What's function of PSUs components of the RH1288 V3
The RH1288 V3 uses two AC or DC hot-swappable PSUs in 1+1 redundancy mode based on the input power: AC PSUs: 100 V to 240 V AC DC PSUs: �?8 V to �?0 V DC 240 V high voltage direct current (HVDC) PSUs: 240 V DC 380 V HVDC PSUs: 260 V to 400 V DC NOTICE: The PSUs support double-pole/neutral fusing.

How to monitor the plug-in service and the status of power supply units (PSUs), fans, and redundant array of independent disks (RAID) controller cards of the devices?
Procedure Step 1 In the navigation tree, choose Current Status > Services. Step 2 In the function pane, the Service Status Details For All Hosts lists information about the monitored devices and their component status. The Hostcolumn displays host names of the monitored devices. You can click a host name to view the details about the device. huaweiplugin is the name of the plug-in service monitored by the Nagios. The Service column displays components of the monitored devices. You can click a component to view the detailed status information. The Status column displays overall status of the monitored components.

E9000 UMC
The MZ510 and MZ512 support Universal Multi-Channel (UMC), that is, multi-PF. Each physical port supports multiple physical functions (PFs), which divide a port into multiple independent logical channels. For details about related applications, see the NIC user guide. For example: http://support.huawei.com/ehedex/hdx.do?docid=DOC1000053357&lang=zh&id=ZH-CN_TOPIC_0009315440

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