Extreme SLX-OS Management Configuration Guide, 20.1.1
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Python Event-Management and Scripting
> Troubleshooting event-management
Published February 2020
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Preface
Text Conventions
Documentation and Training
Getting Help
Providing Feedback
About This Document
Supported Hardware
Regarding Ethernet interfaces and chassis devices
Configuration Fundamentals
Configuration files
Displaying configurations
Backing up a running configuration
Applying previously saved configuration changes
Backing up configurations
Copying a configuration file to an external host
Backing up the startup configuration to a USB device
Configuration restoration
Restoring the default configuration
Managing flash files
Viewing the contents of a file in the flash memory
Rebooting the device
Session connection
Telnet
Connecting to an Extreme device with Telnet
Connecting to a remote device with Telnet
Shutting down and re-enabling the Telnet service
SSH
Feature support for SSH
Connecting to an Extreme device with SSH
Connecting to a remote server with SSH
Managing SSH Client Public Keys
Shutting down and re-enabling the SSH service
Configuring the terminal session parameters
Configuring a login banner
Ethernet management interfaces
Displaying the management interface
Configuring an IPv6 address on the SLX platform
Port management
SLX 100G ports
Configuring breakout mode
10G/1G auto negotiation and auto detection mode
Port flap dampening
Configuring port flap dampening
Port transition hold timer
Configuring the port transition hold timer
Link fault signaling
Configuring link fault signaling
Interface Ethernet ports
Displaying device interfaces
Interface reload delay to prevent traffic black-holing in vLAG
Chassis and host names
Customizing chassis and host names
System clock
Setting the clock
Management VRFs
VRF reachability
VRF reachability for device-initiated services
VRF reachability for server-based services
Telnet, HTTP, and SSH limitations and considerations
Zero Touch Provisioning
Using ZTP
ZTP configuration
Example of ZTP in a two-node topology
Enhanced Zero Touch Provisioning (ZTP+)
ZTP+ Phases of Operation
Firmware validation
Configuration
MAC address aging
TCAM application-resource monitoring
Hardware profiles
TCAM profiles
Specifying a TCAM profile
TCAM sharing
Enabling TCAM sharing
Counter profiles
Specifying a counter profile
FIB compression
Configuring FIB compression
Border profiles for Internet peering
Configuring support for border profiles
Hardware profile show commands
Enter Maintenance Mode Before Performing Device Maintenance
SLX-OS and Linux Shell Interoperability
Overview
Limitations
Executing Linux shell commands from SLX-OS
Executing scripts from SLX-OS
Accessing the Linux shell from SLX-OS
Executing SLX-OS commands from the Linux shell
Escalating Linux permissions to root
Saving and appending show command output to a file
Logs of Linux shell activities
Configuring remote logging of Linux shell activities
Guest OS for TPVM
VM Access Management
Extreme SLX-OS VM Access Management
Default credentials for the hosts
VM access
SLX-OS CLI to VM access
Serial Console Access
Accessing the Linux shell from SLX-OS
Accessing the SLXVM1 Host-OS shell from the SLX-OS CLI
Serial console to VM access
TVPM address assignment
Insight Interface and TPVM
Insight interface port-channel
Insight interface
Insight interface supported features
Insight Interface Data Path
Configure the Insight Interface SLX Endpoint
Configure the Insight Interface TVPM Endpoint for Analytic Mirroring
Configure the Insight Interface TVPM Endpoint for Routing
Configure the Insight Interface TVPM Endpoint for Switching
Inbound ACL-based mirroring
Enabling ACL-based port mirroring
Configuring inbound ACL-based mirroring to the insight interface
Insight interface traffic management and QoS
QoS egress scheduling
QoS rate shaping
Configuring QoS egress scheduling
Troubleshooting port-mirroring
Troubleshooting port-mirroring
SLX-OS VM commands
TPVM
Supported third-party applications, packages, and hardware
perfSONAR
ARP sponge
TPVM Installation and Management
Installing TPVM
Installing and upgrading TPVM
Upgrading the TPVM package from 18r.1.xx or 18r.2.xx to 20.1.1
Downgrading the TPVM package from 20.1.1 to 18r.2.xx or 18r.1.xx_SLXR
Using the tpvm command
Using tpvm deploy
Installing TPVM Using tpvm deploy
Docker containers
Linux containers
Utilities installation and management
Assigning a static IP address on the TPVM Linux OS
TPVM on the SLX 9150 series
Network Time Protocol (NTP)
Network Time Protocol overview
Network Time Protocol Server Overview
Network Time Protocol Client Overview
Network Time Protocol Associations
Network Time Protocol Authentication
Configuring NTP
Authenticating an NTP server
Displaying the active NTP server
SNMP
SNMP overview
Basic SNMP operation
SNMP community strings
SNMP groups
SNMP users
SNMP views
SNMP server hosts
Multiple SNMP server context to VRF mapping
SNMP source interface
Configuring SNMPv2
Configuring SNMPv3
Configuring an SNMP server context to a VRF
Offline SNMP ifIndex generation tool
Generating ifIndexes for various interfaces
Configuration examples for generating ifIndexes offline
LLDP
LLDP overview
Layer 2 topology mapping
LLDP configuration guidelines and restrictions
Configuring and managing LLDP
Understanding the default LLDP
Disabling LLDP globally
Configuring LLDP global parameters
Configuring LLDP profiles
Configuring an LLDP profile to an interface
Displaying LLDP information
Clearing LLDP-related information
Account and Password Recovery
Recover the admin password from the root account
Root account and password recovery
(DNX devices) Recover the root login account
(XGS devices) Recover the root login account
(DNX devices) Recover the root password
(XGS devices) Recover the root password
Python Event-Management and Scripting
Python under Extreme operating systems
Python overview
Working interactively in the Python shell
Python scripts
Guidelines for writing Python scripts
Testing Python-script statements
Copying Python files to the device
Copying a file from a USB device
Downloading a file from a network
Running Python scripts from the command line
Python scripts and run-logs
Script illustrating the .get_output function (get_output.py)
Event-handler script
Python event-management
Configuring an event-handler profile
Activating an event-handler
Configuring event-handler options
Troubleshooting event-management
Aborting an event-handler action
Event-management show commands
Configuration Rollback
Configuration rollback overview
Configuration rollback details
Configuration rollback considerations and limitations
Configuring rollback
Troubleshooting event-management
Use these topics to troubleshoot issues that arise during implementation of Python event-management.
