Extreme SLX-OS Monitoring Configuration Guide, 20.5.1
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Operation, Administration, and Maintenance (OAM)
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IEEE 802.1ag Connectivity Fault Management
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802.1ag Connectivity Fault Management
> Displaying CFM configurations
Published April 2023
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Preface
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About This Document
What‘s New in this Document
Supported Hardware
Regarding Ethernet interfaces and chassis devices
Operation, Administration, and Maintenance (OAM)
IEEE 802.1ag Connectivity Fault Management
Ethernet OAM capabilities
IEEE 802.1ag purpose
IEEE 802.1ag hierarchical network management
Maintenance Domain
Maintenance Domain level
Maintenance Association
Maintenance End Point (MEP)
Maintenance Intermediate Point
Mechanisms of Ethernet IEEE 802.1ag OAM
Fault detection (Continuity Check Message)
Fault verification (Loopback messages)
Fault isolation (Linktrace messages)
802.1ag Connectivity Fault Management
Enabling or disabling CFM
Creating a Maintenance Domain
Creating and configuring a Maintenance Association
Displaying CFM configurations
show cfm
show cfm connectivity
show cfm brief
CFM over double tagged end-points
Monitoring the status of devices in a VPLS network in a Provider‘s Maintenance Domain
Configuring PE
VPLS configurations
Tracing the network path using IEEE 802.1ag Linktrace
Verifying connectivity using IEEE 802.1ag Loopback
Syslog message
Y.1731 Performance Monitoring
About Y.1731 Performance Monitoring
Two-way ETH-SLM and Two-way ETH-DM
Configuration considerations
Scalability considerations
Configuring Y.1731 Performance Monitoring
Creating a test profile
Associating a test profile to an RMEP for scheduled Two-Way ETH-SLM or Two-Way Eth-DM
Configuring an event and actions for an action profile
Associating an action profile to an RMEP for scheduled Two-Way ETH-SLM or Two-Way Eth-DM
Configuring a scheduled Two-Way ETH-DM or Two-Way ETH-SLM
Initiating on-demand Two-Way ETH-DM or Two-Way ETH-SLM
Sample VPLS configurations
Sample CFM and Y.1731 configurations
Displaying the Two-Way ETH-DM information
Displaying the Two-Way ETH-SLM Information
Displaying Y.1731 profiles
Clearing Y.1731 statistics
IEEE 802.3ah Ethernet in First Mile
Configuring Link OAM
Mirroring
Switched Port Analyzer (SPAN)
Remote SPAN (RSPAN)
Encapsulated Remote SPAN (ERSPAN)
General Considerations when configuring SPAN/RSPAN/ERSPAN
Considerations for SLX 9150, SLX 9250, Extreme 8520, and Extreme 8720
Considerations for SLX 9540 and SLX 9640 devices
Considerations for SLX 9740/Extreme 8820 devices
Flow Based Mirroring
Configure SPAN Mirroring
Configuring Flow based SPAN
Configuring RSPAN Mirroring
Configuring Flow based RSPAN
Configuring ERSPAN Mirroring
Network-Elements Telemetry
Network-elements telemetry overview
Telemetry profiles
Configuring telemetry profiles
Configuring queue telemetry profiles
External-collector streaming
Configuring telemetry collectors
gRPC-server streaming
Configuring the gRPC telemetry server
Configuring SSL on the gRPC telemetry server
Hardware Monitoring
Hardware monitoring overview
System Resource Monitoring (SRM)
Configuring system resource monitoring
CPU, memory, and buffer monitoring
Configuring hardware monitoring for CPU, memory, and buffer usage
Viewing threshold status
Optical monitoring
Optical monitoring in Fabric Watch
Viewing system optical monitoring defaults
Viewing the area-wise optical monitoring current status
Tunable SFP+ (T-SFP+) optics
Configuring optical monitoring thresholds and alerts
Optic thresholds
Threshold values
Cyclic redundancy check (CRC)
High and Low watermarks for port utilization
Remote Monitoring
RMON overview
Configuring and managing RMON
Configuring RMON events
Configuring RMON Ethernet group statistics collection
Configuring RMON alarm settings
Monitoring CRC errors
System Monitoring
System Monitor overview
Monitored components
Monitored FRUs
SFM monitoring
Configuring System Monitor
Setting system thresholds
Setting state alerts and actions
Configuring e-mail alerts
Viewing system optical monitoring defaults
Viewing the area-wise optical monitoring current status
Displaying the device health status
Logging and tracing
Overview
RASLog
AuditLog
Syslog
Importing a syslog CA certificate
Viewing the syslog CA certificate
Verifying syslog CA certificates
Deleting a syslog CA certificate
LOGS over RELP
Sending logs Over RELP
sFlow
sFlow overview
sFlow Datagram Flow
Configure sFlow forwarding on MPLS interfaces
Feature support matrix for sFlow
Configuring sFlow
Configuring sFlow globally
Enabling flow-based sFlow
Disabling flow-based sFlow on specific interfaces
Configuring sFlow for interfaces
Enabling and customizing sFlow on specific interfaces
Configuring an sFlow policy map and binding it to an interface
Disabling sFlow on specific interfaces
sFlow agent address
Configuration example
Displaying CFM configurations
The following commands are used to display the CFM configurations and connectivity status.
