Figure 4-1 Diagram of the existing network
Storage system
Site A
Switch
Maintenance
terminal
Management
network port
Host port P0 on
controller A
Host port P0 on
controller B
Application server 1
Table 4-1 and Table 4-2 describe the LUN mapping and IP address allocation on existing
devices at site A.
Table 4-1 LUN mapping at site A
LUN Name
LUN Size Host Mapping
LUN001 500 GB Mapped to application server 1
Table 4-2 IP address allocation at site A
Port
IP Address Subnet Mask Gateway
Management network
port
192.168.15.60 255.255.0.0 192.168.0.1
Host port P0 on
controller A
172.16.19.30 255.255.0.0 172.16.0.1
Host port P0 on
controller B
172.16.19.31 255.255.0.0 172.16.0.1
The carrier wants to protect service data at site A against natural disasters and quickly recover
the service data when a disaster occurs. The specific requirements are as follows:
l Data backup and disaster recovery
Data at site A is automatically backed up to a backup site without interrupting services to
minimize data loss upon a disaster. The backup data can be used to quickly recover
services at site A after the disaster.
l Quick service recovery
OceanStor V3 Series
Remote Replication Feature Guide for Block
4 Configuration Example
Issue 06 (2018-01-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
73
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