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40 IBM 9077 SP Switch Router: Get Connected to the SP Switch
IP/SONETThe IP/SONET OC-3c is a single-ported card that allows the user
to connect to a digital network using a transmission format
known as Synchronous Optical Network protocol (SONET).
This standard is increasingly popular in the
telecommunications industry.
2.3.9 GRF Operating Environment
As previously mentioned, the operating temperature should not exceed 53 °C
(128 °F). Even though there is a buffer between the operating temperature
and the warning temperature, it is best to keep the temperature within the
operating level in order to minimize the possibility of damage to GRF
components.
2.4 PSSP Enhancements
This section discusses the enhancements made to PSSP to accommodate
the Dependent Node Architecture.
2.4.1 SDR Enhancements
As mentioned in Section 2.1.2, “Design Objectives” on page 8, the System
Data Repository (SDR) needed to be extended to support the dependent
node architecture. Two classes have been added to the SDR.
• DependentNode
• DependentAdapter
2.4.1.1 DependentNode Attributes
The attributes of the DependentNode class are described in Table 2:
Table 2. DependentNode Attributes
User Defined System Defined
node_number switch_node_number
extension_node_identifier switch_number
reliable_hostname switch_chip
management_agent_hostname switch_chip_port
snmp_community_name switch_partition_number