HP 3PAR Operating System Software - Manual (Page 3)

Contents
Introduction................................................................................................10
Related Documentation............................................................................................................10
Typographical Conventions......................................................................................................10
Advisories..............................................................................................................................11
I Setting the Foundation for Remote Copy.......................................................12
1 Planning Your Remote Copy Setup Strategy..............................................13
Setup Instructions and Resources..........................................................................................13
Remote Copy System Locations............................................................................................13
Additional Information........................................................................................................13
2 Deciding on a Remote Copy Configuration..............................................14
Unidirectional 1-to-1 Configuration.......................................................................................14
Bidirectional 1-to-1 Configuration..........................................................................................14
N-to-1 Configuration...........................................................................................................15
1-to-N Configuration...........................................................................................................16
Synchronous Long Distance Configuration.............................................................................17
If a Backup System Fails.................................................................................................18
If the Primary System Fails..............................................................................................19
3 Choosing Network Connections.............................................................21
IP Networks......................................................................................................................21
Fibre Channel Networks.....................................................................................................22
Fibre Channel over IP Networks...........................................................................................22
General Considerations......................................................................................................22
4 Considering Requirements and Restrictions...............................................23
General Requirements........................................................................................................23
General System Restrictions.................................................................................................23
General Software Restrictions..............................................................................................24
Transport Layer Considerations............................................................................................24
Virtual Volume Considerations.............................................................................................25
N-to-1 Considerations.........................................................................................................25
1-to-N Considerations.........................................................................................................26
Synchronous Long Distance Considerations............................................................................27
5 Gathering Setup Information..................................................................29
RCIP Initial Remote Copy Pair..............................................................................................29
RCIP Initial Remote Copy Pair Worksheet..............................................................................30
RCIP Additional Remote Copy Pairs Worksheet......................................................................31
RCFC Remote Copy Pair Worksheet.....................................................................................32
6 Setting the Transport Layer.....................................................................33
Setting Up Remote Copy over IP...........................................................................................33
Configuring Ports for RCIP..............................................................................................33
Setting Up the Remote Copy Interface for RCIP..................................................................33
Setting the Gateway......................................................................................................34
Verifying the Servers Are Connected................................................................................35
Checking Link Throughput and Latency.............................................................................36
Increasing MTU (Optional).............................................................................................37
Setting Up Remote Copy over Fibre Channel.........................................................................38
Configuring Ports for RCFC.............................................................................................38
Setting Up Dedicated Node Pairs for RCFC......................................................................39
Setting Up the Remote Copy Interface for RCFC................................................................39
Contents 3