Software Manual

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Table of Contents
InForm OS Version 2.3.1 Remote Copy User’s Guide
2.13.2 Double Link Failure 2.36
2.13.2.1 Synchronous Volume Groups 2.36
2.13.2.2 Asynchronous Periodic Groups 2.37
2.13.3 Remote Copy Failure Timeouts 2.37
2.13.4 Storage Server Failures 2.38
2.13.4.1 Failure of a Target 2.38
2.13.4.2 Failure of a Secondary Target 2.38
2.13.5 Write Errors 2.38
2.13.6 Read Errors 2.39
2.14 Requirements and Restrictions 2.41
2.14.1 N-to-1 Restrictions 2.43
2.14.2 1-to-N Restrictions 2.44
2.14.3 Synchronous Long Distance Restrictions 2.45
3 Remote Copy Setup
3.1 Available Setup Methods 3.2
3.2 Preparing for Setup 3.2
3.3 Gathering Necessary Information 3.3
3.4 Setting the Remote Copy Transport Layer 3.8
3.4.1 Setting Up Remote Copy Over IP 3.8
3.4.2 Setting Up the Remote Copy Interface for RCIP 3.9
3.4.2.1 Setting the Gateway 3.9
3.4.2.2 Verifying Connectivity 3.10
3.4.2.3 Increasing MTU (Optional) 3.11
3.4.3 Setting Up Remote Copy Over Fibre Channel 3.13
3.4.3.1 Setting Up the Remote Copy Interface for RCFC 3.14
3.4.4 Setting Up RCFC Over an IP Network 3.15
3.5 Setting Up Remote Copy 3.16
3.5.1 Setting Up Unidirectional Remote Copy 3.17
3.5.1.1 Setting Up the Primary Server 3.18
3.5.1.2 Setting Up the Backup Server 3.19