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If a switchover is triggered on the SBC SWe platform due to any of the following reasons, a media outage of 20 seconds occurs for the stable calls:
To recover from the default indices, refer to Recovering from Default Indices in 1:1 HA SBC SWe, if applicable.
Session Border Controlleris deployed in a redundant High Availability (HA) configuration whereby a standby virtual machine (VM) protects the active VM. The HA configuration shares the data between the VMs which protect each other in a 1-1 redundancy model.
It is recommended to install HA pair on two different physical hosts. For more information on setting up logical connections HA nodes, see Setting Up Logical Connection Between High Availability Nodes.
The following procedure describes how to install the applicationSBC software on HA system (both active and standby VM).
service sbx stop
service drbd stop
service drbd status
service sbx status
drbd not loaded
If the above output displays, it is safe to continue with the installation.
To install SBC SWe in HA mode:
Launch the EMA. See Logging on to EMA in Platform Mode for guidance.
Navigate to Administration > System Administration > Software Install/Upgrade tab. The Packages screen displays.
The figures shown in this procedure are intended as examples of the user interface and might not match the presented images exactly.
Selecting SBC Package
The Install Software section expands and displays the Install Version, Management Ports (configured in post-OS installation) and System Configuration details.
Install SBC Application
Enter the System Configuration details.
Select Peer Hostname and enter peer hostname.
For more information, refer to System Name and Hostname Conventions.
Installation Configuration Screen
Choose the Active option for Server Role to designate the Active server as the one you are configuring.
Click Start Installation.
Starting the Installation
The installation process starts and displays the installation status on the Installation Log section.
Perform pre-install checks
Pre-Install Checks
Extract package contents
Extracting Package Contents
Install SBC service
Installing SBC Service
Initialize SBC service
Initialize SBC Service
Update Host Name
Updating Host Name
Reboot system
Pre-Install Checks
Log on to EMA platform. The new SBC application version displays on the Monitoring > Dashboard > System and Software Info.
Displaying New SBC App Version
Verify the system status using Administration > System Administration > Platform Management menu.
Verifying System Status
Repeat steps 2 through 8 to install the SBX application on the Standby peer, but with the following changes to steps 4c to 4e:
Step 4c. Enter Standby server name in Local Hostname field, which is typically the System Name with a letter b appended to the end.
Step 4d. Enter Active server name for Peer Hostname field, which is typically the System Name with a letter a appended to the end.
Step 4e. Choose the Standby
option for Server Role to designate the Standby server as the one you are configuring.
Configuring Standby Server