You can install XCO in a multi-node cluster for high availability.
		Before you begin
			
				- Ensure that the passwordless SSH login is enabled between the two servers. For
					more information, see High-Availability Requirements.
- To install XCO, you must be a root user or
					have sudoprivileges.

Note   
XCO Management Interface must have
				IPv4 address configured. Adding IPv6 address is optional while IPv4 is mandatory
				during sub interface creation.
About this task
Follow this procedure to install XCO in a
			multi-node deployment using interactive mode.
		Procedure
- 
				Untar the tarball on the primary
					server.
				
					device# tar –xzf efa-vX.X.X-X.tar.gz 
 
- 
				Change to the XCO directory.
				
			
- 
				Run the installation
					script.
				
					device# source deployment.sh
 
 
					The XCO Installer begins in a series of dialogs. 
 
- 
				When prompted, select Multi-node
						deployment, and then Fabric suite.
					Then select OK.
				
					 Tip    Use arrow keys to move between
						options. Press the space bar to select an option. 
 
- 
				When prompted, select the IP mode (IPv4 single stack, or Dual ip-stack). Then
					select OK.
				
					 Tip    
							- Use arrow keys to move between options. Press the space bar to
								select an option.
- Depending on the IP stack selection, system will prompt you with
								appropriate IP address input.
 
 
- 
				When prompted, enter the peer IP
					address depending on the IP stack selected.
			
- 
				When prompted, enter the virtual IP address for the cluster.
			
- 
				When prompted, enter the virtual
					IPv6 address for the cluster.
				
					
						- Select Yes and
							then provide the virtual IPv6 addresses.
- Select No to
							ignore this optional step.
 
 
- 
				When prompted to configure
					additional IP addresses for a health check, take one of the following
					steps.
				
					
						- Select Yes and
							then provide the IPv4 or IPv6 addresses.
- Select No to
							ignore this optional step.
 
 
- 
				When prompted to configure
					additional management IP networks, take one of the following steps.
				
					
						- Select Yes and
							then provide the following information when prompted. Repeat as often as
								necessary.
								- Sub-interface
									name, which is a unique name that contains no more than 11
									characters, no white space, and no % or /
									characters.
- ID of the VLAN
									that the management network uses to tag traffic. Valid values
									range from 2 through 4093.
- IP subnet address
									in CIDR format. The subnet must not overlap with any IP subnet
									that you have already provided.
- An IPv6 address
									is optional, but an IPv4 address is mandatory.
 
- Select No to
							ignore this optional step or when you have finished entering network
							information.
 
 
- 
				When prompted to configure
					additional management IP network routes, take one of the following steps.
				
					
						- Select Yes and
							then provide the following information when prompted. Repeat as often as
								necessary.
								- Target network IP
									address in CIDR format 
- Source IP address
									for outbound traffic
- Next-hop or
									gateway IP address through which access to the destination
									network is provided
 
- Select No to
							ignore this optional step or when you have finished entering route
							information.
 
 As the installation
					proceeds, messages display showing the installation progress. 
- 
				Verify the installation.
				
					- 
						From the XCO command line, run the sudo efactl
								status command to see the status of nodes, pods, and
							services. 
					
- 
						From the XCO command line, run
							the efa
								status command to ensure that all nodes are up.