What's new in Version 8.2.1

The following table describes new technical changes and important information updates for the system.

Version 8, Release 2.1

Table 1. Updates for software version 8.2.1
Function	Description
Support for iSER (iSCSI Extensions over RDMA) Ethernet host attachment	iSER Ethernet host attachment Linux iSER host attachment Microsoft Windows iSER host attachment Queue depth in iSER hosts Multisession Configuring the system for iSCSI or iSER hosts Configuring or modifying an iSCSI alias by using the CLI Configuring the iSNS server address by using the CLI Configuring system iSCSI or iSER authentication by using the CLI Configuring VLAN for iSCSI or iSER Configuring VLAN for iSCSI or iSER hosts Configuring VLAN ID for iSCSI or iSER using the CLI Configuring priority flow control for iSCSI iSCSI or iSER configuration details for host connections
NVMe over Fibre Channel support	Host attachment FC-NVMe limitations and SAN configuration guidelines NVMe over Fibre Channel host attachments NVMe hosts that run the Linux operating system (and subtopics) Checking the status of NVMe hosts
Support for NVMe over Fibre Channel connections between hosts and nodes	Hosts
Support for additional key server management application, Gemalto SafeNet KeySecure	Encryption Planning for encryption Enabling encryption with key servers Migrating between key management methods lskeyserverkeysecure chkeyserverkeysecure
Support for IP quorum metadata for system recovery operations	IP quorum configuration mkquorumapp metadata Recover system procedure
Enhancements to the call home function: Support for call home with cloud services Improvements to call home with email notifications	Call Home Heartbeat notifications Configuring call home Setting up call home with cloud services Setting up call home with email notifications Managing call home notifications Changing settings for call home with cloud services Changing settings for call home with email notifications sendcloudcallhome (New command) chcloudcallhome (New command) lscloudcallhome (New command)
Support for host login information for Ethernet-attached hosts	Hosts lshostiplogin
Support for RDMA-capable Ethernet ports for node-to-node communications	Planning for 25 Gbps Ethernet adapters Migrating from Fibre Channel connections to RDMA over Ethernet connections between nodes Configuration details for using RDMA-capable Ethernet ports for node-to-node communications Configuring a system to use RDMA-capable Ethernet ports for node-to-node communications Requirements for stretched systems with RDMA-capable Ethernet ports Requirements for HyperSwap systems with RDMA-capable Ethernet ports Managing nodes that use Fibre Channel-based connections Managing nodes that use RDMA-capable Ethernet ports Setting the IP address for a RDMA-capable Ethernet port Changing the IP address on a RDMA-capable Ethernet port Removing the configuration from a RDMA-capable Ethernet port chnodeip lsnodeip lsnodeipconnectivity Part of this support includes enhancements to the cache write path for inter-node communications to improve performance.
Support for Data Reduction Estimation Tool	Data Reduction Estimation Tool Planning for deduplicated volumes Storage pools Moving volumes to a data reduction pool