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Knowledge base
dr2cloud Zerto
User Guides
11
Alerts, Alarms and Events Guide – Zerto Virtual Manager
Hyper-V Administration Guide – Zerto Virtual Manager
Hyper-V Quick Start – Zerto Software
Interoperability Matrix for Zerto Environments
Journal Sizing Tools – Zerto Software
See all 11 articles
Architecture
48
Zerto Response to CVE-2021-44228 Log4J Vulnerability
Error ‘MSI Error 2147024894’ when upgrading/installing Zerto
ZVM Installation/Upgrade Fails Due to Invalid Digital Signature
How to configure Z-VRA with an output file in case of kernel panic
ESXi host xxxx has a hardware failure
See all 48 articles
AWS
16
Protecting And Recovering A Zerto ZCA In AWS
Recovery To AWS Fails With Error “Unable To Access S3 Bucket {aa} Which Is Required For Recovery Operations. Make Sure The Following Recovery Have Access To S3: VPC ID {yy} , Subnet Id {tt} , Security Group Id {ff}”
ZCA 7.5 Install Or Upgrade Fails For “There Is No IAM Role Attached To This Instance”
ZCA 7.5 Install Or Upgrade Fails For “There Was An Error Getting The AWS IAM Role Permissions”
ZCA 7.5 Install Or Upgrade Fails For “The Following Permissions Are Missing”
See all 16 articles
Cloud
27
VPG Resources are Out of ZORG
Can not log in to the ZCM GUI using domain credentials – getting “User Validation Error”
Requirements in the Azure Marketplace ZCA that are not required by the product
How to Create RabbitMQ User
RE-IP to VCD fails when failing over VPG with re-IP settings and Guest customization checked in the ZVM GUI
See all 27 articles
Journal
23
Journal Considerations
I/O error to recovery disk {disk_name} of virtual machine {vm_name}
Recovery Storage Policy Error regarding “Active Datastores were Removed from the Storage Policy”
How To Copy VPG Settings into a new VPG
How to Move a VM from One VPG to Another VPG
See all 23 articles
Logs
9
How to perform Log Collection with the Zerto Virtual Replication Diagnostics Utility
Extending The Log Files Retention In The ZVM
Using the Zerto Virtual Replication Log Archiver
Remote Log Collection
Log collection hangs at 12%
See all 9 articles
Network
19
Running network troubleshooting commands on a VRA using Plink
ZERTO FIELD NOTICE FTN-20200923: NEW FIREWALL PORT REQUIREMENTS AND VRA COMPUTE CONSIDERATIONS FOR VRA TO VRA ENCRYPTION
Using iPerf Windows Command Line Tool to Measure Bandwidth Between Sites
Need to change the “NETBIOS hostname” / IP of the ZVM in the ZCM without unpairing
Best practices for Active Directory Domain Controller availability
See all 19 articles
VMware
46
Unable to delete a VM created by a Zerto Failover Test
Error “The Org VDC does not support the hardware version of the following virtual machines: [VM: example_servername Version: vmx-XX]. Highest supported version: vmx-YY”
VRA Shows as ‘Invalid’ in vCenter
ZVM not connected to VRA, VMware console reports /mnt/run/scripts/dateprinter.sh: line 3: echo: write error: No space left on device
Silent Installation of ZVR Fails on vCenter
See all 46 articles
ZVM Functionality
63
New Zerto v9 alerts causing VRAs / VPGs to show false warning / error states
What is Ghost VRA, and How to Recover from Ghost VRA
ZVM AV Exceptions
Problem with Recovery Volume Size (X Bytes) Doesn’t Match Protected Volume Size (X Bytes) For VM Protected By VPG
Why can’t I select a VM for replication
See all 63 articles
ZVM Operation
79
Pre-seed Greyed out
How to Stop and Start the VraMain Service on a VRA Using Plink
How to Determine Recovery Volume Location
How to silence VPG0043 error: The Microsoft default SAN policy
Error: "The Retention process for VPG ...... is missing. Task was scheduled to run on"
See all 79 articles
Hyper-V
15
Error: "There are X zlogic and X zintercept drivers in the registry" During VRA installation on Hyper-V
Error: "Windows boot with STOP" or "Windows boot into Recovery Mode" after Failover/Move operation
Problem: Linux (CentOS7 / RHEL 7) VM boots with Dracut Emergency Shell and indicating specific locations do not exist on the filesystem
Error: "Cannot detect current SCVMM version. Please restart ZVM service" when Running Reconfigure on a ZVM which Monitors an SCVMM Environment
VMtools requirement for protected Hyper-V VMs
See all 15 articles
vCloud Director
1
Configure AzureAD as your tenant identity provider