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This section describes how to set up the network services for a storage cluster.

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network.timeSource = 10.20.40.21 10.20.50.31

To add an NTP server host name, the The node must be able to resolve host names using a DNS server to add an NTP server host name. Use this syntax: 

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network.timeSource = ntp1.example.com ntp2.example.com

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Disabling SNMP

Disable the Swarm Storage setting snmp.enabled (v12.0) if SNMP needs to be disabled cluster-wide, such as for a security need or using Swarm in containers.

Swarm uses an SNMP management information base (MIB) definition file to map SNMP object identifiers (OIDs) to logical names. The MIB can be located in one of two locations, depending on the configuration:

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Although the Swarm Storage Cluster nodes interact with client applications using the HTTP communication protocol, the nodes operate differently from traditional web servers. As a result, placing Placing storage nodes behind an HTTP load balancer is usually an unnecessary configuration. A properly configured load balancer can add value-added services like SSL off-load and centralized certificate management.

During normal operations, a storage node routinely redirects a client to another node within the cluster. When this process occurs, the The client must initiate another HTTP request to the redirected node when this process occurs. Any process that virtualizes the storage node IP addresses or attempts to control the nodes connected to the client generates communication errors.

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Gigabit Ethernet or faster NICs provide the recommended 1000 Mbps data communications speed between storage cluster nodes. Swarm automatically uses multiple NICs to provide a redundant network connection.

To implement this feature, connect Connect the NICs to one or more interconnected switches in the same subnet to implement this feature.

See Switching Hardware.