what is the difference between unicast and multicast cluster operation modes?
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Use two network adapters if you choose unicast mode and use one node to manage others. Multicast Mode Multicast mode is a suitable solution when each node in the cluster has a single network adapter. The cluster MAC address is a multicast address. The cluster IP address resolves to the multicast MAC address.
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['Windows Clustering. Windows Clustering allows you to manage both network load-balanced clusters as well as failover clusters. ... ', 'User Access Logging. New! ... ', 'Windows Remote Management. ... ', 'Windows Management Infrastructure. ... ', 'Data Deduplication. ... ', 'iSCSI Target Server. ... ', 'NFS Provider for WMI. ... ', 'Offline Files.']
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A Unicast transmission/stream sends IP packets to a single recipient on a network. A Multicast transmission sends IP packets to a group of hosts on a network. ... If you want to view the stream at multiple concurrent locations, then you would set the AVN's destination IP address to a valid Multicast IP address (224.0.
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A unicast address is used to refer to a single host. It is ment to send data to a single destination. A multicast address can be used to deliver a package to a group of destinations. ... This means that a hosts has no way to distinguish a unicast from an anycast address when it sends a packet.
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Docker runs containers on a single machine, while docker swarm orchestrates a collection of containers (and the communication between them) across a network, allowing you to join multiple 'host' machines together to create a resilient, redundant cluster.
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In active mode, the device initiates DUs irrespective of the partner state; passive mode devices respond only to the incoming DUs sent by the partner device. Hence, to form a LAG group between two devices, one device must be an active participant. For detailed information on the LACP commands, see the ArubaOS 6.4.
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['vMotion traffic.', 'Fault tolerance (FT) logging.', 'Management traffic.', 'vSphere replication traffic.', 'iSCSI traffic.', 'NFS traffic.']
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MSDP uses TCP as its transport protocol. Each multicast tree needs to have its own RP. All of the RPs are peers (directly or through other MSDP peers).
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Unicast: traffic, many streams of IP packets that move across networks flow from a single point, such as a website server, to a single endpoint such as a client PC. ... Broadcast: Here, traffic streams from a single point to all possible endpoints within reach on the network, which is generally a LAN.
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A unicast address is used to refer to a single host. It is ment to send data to a single destination. ... The anycast address is very similar to the multicast address, but packets will be delivered to only one random host, instead of the entire group.
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VMware® vSphere® supports clustering using MSCS across virtual machines. Clustering virtual machines can reduce the hardware costs of traditional high-availability clusters.
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Active/Passive refers to having a multi-node cluster where one node serves the database(s), while the other node is available to take the load if the primary node fails. As an example of Active/Active, consider the following: 2 computers configured in a Windows Server Failover Cluster, Node "A" and Node "B".
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['Unicast addresses identify a single interface.', 'Anycast addresses identify a set of interfaces in such a way that a packet sent to an anycast address is delivered to a member of the set.']
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Both transformations direct an input to multiple outputs. The difference between the two is that the Multicast transformation directs every row to every output, and the Conditional Split directs a row to a single output. ... Using the Multicast transformation, a package can create logical copies of data.
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A unicast frame will be sent to a specific device, not to a group of devices on the LAN. multicast addresses – represents a group of devices in a LAN. A frame sent to a multicast address will be forwarded to a group of devices on the LAN. broadcast addresses – represents all device on the LAN.
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A unicast addressed frame is only sent out the specific port leading to the receiver. A broadcast frame is flooded out all ports. A multicast addressed frame is either flooded out all ports (if no multicast optimization is configured) or sent out only the ports interested in receiving the traffic.
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FabricPath automatically builds two separate logical trees for handling multidestination traffic. The first tree is used to handle broadcast and unknown unicasts, the second tree is used to handle multicast traffic. Each tree is assigned a network-wide identity, known as an FTAG.