An admin has access to all operations and resources of the system. Their exclusive operations with the platform include operator management, device group management, user group management, operator login control management, password strategy management and system parameter settings.
A maintenance has access to specified resources and all operations except those exclusively accessed by Admins.
A viewer has access to specified resources and read-only access to system information.
A group is a set of devices divided by a certain rule (such as geographical area) for easy network management.
An login control lists rules define the IP addresses or address ranges that are available for operators, containing a list of operators permitted to use the addresses or address ranges to log in.
The online operator is the operator that logs in to the system.
An operator is authorized to manage and maintain the platform and various components. An operator is authenticated based on the login control list, which means he/she must log in from the IP addresses allowed by the login control list.
The timeout refers to an interval the system waits for any operation by an online operator before logging it out. After logout, if the operator wants to perform any operation, he/she must first log back to the system.
At least one seed IP is needed for auto discovery. The system automatically discovers manageable devices from the seed IP based on routing table or ARP table. Seed IP is usually the IP address of the gateway.
The Simple Network Management Protocol (SNMP) is available in three versions currently, SNMPv1, SNMPv2c and SNMPv3.
In the system, a subnet refers to a network segment in IP view only. Subnets exist in IP views only and cannot include any other subnet.
The management IP of a device refers to the one used to add the device to the system.
ICMP devices in the system refer to those with ICMP enabled but SNMP disabled.
Alarm level identifies the severity of an alarm. There are five alarm levels, critical, major, minor, warning and event in descending order. The status of a device depends on the highest level of alarm it raised.
There are two acknowledgment states of an alarm, acknowledged and unacknowledged.
A monitor instance is a monitored object, such as a device or the CPU/interface of a device.