Contents

New and Changed Information

This chapter provides an overview of the significant changes made for this release.

New and Changed Information for Release 9.5.1

The following table provides an overview of the significant changes to this guide for Release 9.5.1.

Table 1 New and Changed Features for Release 9.5.1
Feature Description Where Documented
Y.1731

Y.1731 is an extension of Connectivity Fault Management (CFM). The ITU-T Y.1731 feature provides OAM functions for fault management and performance monitoring functionality for service providers in a large network.

Y.1731 section at Configuring Ethernet OAM, Connectivity Fault Management, and Y.1731
Port and EFP Span

Span is a technique of replicating the ingress or egress frames in a specific port to a specified list of destination ports. It is a monitoring feature used to monitor the traffic that is coming out of a port or an Ethernet Flow Point (EFP).

Configuring Span
Interlink QoS

The user can prioritize the traffic from 1 GE ports of CPT 50 to CPT 200 or CPT 600 when there is congestion on the 10 GE interlink ports. CPT provides strict priority queuing mode.

Interlink QoS section at Configuring Quality of Service
Support for MSTP Cards

Several MSTP cards are supported in the CPT 200 and CPT 600 chassis.
New and Changed Information

New and Changed Information

This chapter provides an overview of the significant changes made for this release.

New and Changed Information for Release 9.5.1

The following table provides an overview of the significant changes to this guide for Release 9.5.1.

Table 1 New and Changed Features for Release 9.5.1
Feature Description Where Documented
Y.1731

Y.1731 is an extension of Connectivity Fault Management (CFM). The ITU-T Y.1731 feature provides OAM functions for fault management and performance monitoring functionality for service providers in a large network.

Y.1731 section at Configuring Ethernet OAM, Connectivity Fault Management, and Y.1731
Port and EFP Span

Span is a technique of replicating the ingress or egress frames in a specific port to a specified list of destination ports. It is a monitoring feature used to monitor the traffic that is coming out of a port or an Ethernet Flow Point (EFP).

Configuring Span
Interlink QoS

The user can prioritize the traffic from 1 GE ports of CPT 50 to CPT 200 or CPT 600 when there is congestion on the 10 GE interlink ports. CPT provides strict priority queuing mode.

Interlink QoS section at Configuring Quality of Service
Support for MSTP Cards

Several MSTP cards are supported in the CPT 200 and CPT 600 chassis.