АМАТЕК AN-SGM28P24-400 [260/322] Cluster management maintenance

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period of time before forwarding the topology collection request packet。

21.1.5 Cluster management maintenance

1) Candidate devices join clusters

The user should first specify the management of equipment in the establishment of the cluster,

management of equipment through the NDP and NTDP protocol to discover and identify the

candidate equipment, the candidate equipment automatically join the cluster, can also manually

configure the candidate device to join the cluster。

After the candidate device is successfully added into the cluster, the cluster member sequence

number and cluster management of the management device allocated to it are obtained

Private IP addresses used, etc.。

2) Trunking communication

In the cluster, the management device and the member device communicate with each other

through handshake message to maintain the connection state between them, and manage the

connection state of the equipment and member equipment as shown in the following picture。

Active

Ready

Disconnect

Connect

State transition diagram of command switch