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Table Of Contents

Dell EMC Networking OS Configuration Guide for the S5048F–ON System 9.14.2.0
About this Guide
- Audience
- Conventions
- Related Documents
Configuration Fundamentals
- Accessing the Command Line
- CLI Modes
  - Navigating CLI Modes
- The do Command
- Undoing Commands
- Obtaining Help
- Entering and Editing Commands
- Command History
- Filtering show Command Outputs
- Multiple Users in Configuration Mode
- Configuring alias command
  - Viewing alias configuration
Getting Started
- Console Access
  - Serial Console
    - Accessing the Console Port
    - Pin Assignments
  - Micro USB-B Access
- Default Configuration
- Configuring a Host Name
- Accessing the System Remotely
- Configuring the Enable Password
- Configuration File Management
- Managing the File System
- View Command History
- Upgrading Dell EMC Networking OS
- Using HTTP for File Transfers
- Verify Software Images Before Installation
Management
- Configuring Privilege Levels
  - Removing a Command from EXEC Mode
  - Moving a Command from EXEC Privilege Mode to EXEC Mode
  - Allowing Access to CONFIGURATION Mode Commands
  - Allowing Access to Different Modes
  - Applying a Privilege Level to a Username
  - Applying a Privilege Level to a Terminal Line
- Configuring Logging
  - Audit and Security Logs
  - Configuring Logging Format
  - Setting Up a Secure Connection to a Syslog Server
- Log Messages in the Internal Buffer
- Disabling System Logging
- Sending System Messages to a Syslog Server
  - Configuring a UNIX System as a Syslog Server
- Track Login Activity
  - Restrictions for Tracking Login Activity
  - Configuring Login Activity Tracking
  - Display Login Statistics
- Limit Concurrent Login Sessions
  - Restrictions for Limiting the Number of Concurrent Sessions
  - Configuring Concurrent Session Limit
  - Enabling the System to Clear Existing Sessions
- Enabling Secured CLI Mode
- Changing System Logging Settings
- Display the Logging Buffer and the Logging Configuration
- Configuring a UNIX Logging Facility Level
- Synchronizing Log Messages
- Enabling Timestamp on Syslog Messages
- File Transfer Services
  - Enabling the FTP Server
  - Configuring FTP Server Parameters
  - Configuring FTP Client Parameters
- Terminal Lines
  - Denying and Permitting Access to a Terminal Line
  - Configuring Login Authentication for Terminal Lines
- Setting Timeout for EXEC Privilege Mode
- Using Telnet to get to Another Network Device
- Lock CONFIGURATION Mode
- Reloading the system
- Restoring the Factory Default Settings
  - Restoring Factory Default Environment Variables
802.1X
- Port-Authentication Process
  - EAP over RADIUS
- Configuring 802.1X
- Important Points to Remember
- Enabling 802.1X
- Configuring dot1x Profile
- Configuring the Static MAB and MAB Profile
- Configuring Critical VLAN
- Configuring MAC addresses for a do1x Profile
- Configuring Request Identity Re-Transmissions
  - Configuring a Quiet Period after a Failed Authentication
- Forcibly Authorizing or Unauthorizing a Port
- Re-Authenticating a Port
- Configuring Timeouts
- Configuring Dynamic VLAN Assignment with Port Authentication
- Guest and Authentication-Fail VLANs
  - Configuring a Guest VLAN
  - Configuring an Authentication-Fail VLAN
Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)
- Optimizing CAM Utilization During the Attachment of ACLs to VLANs
- Guidelines for Configuring ACL VLAN Groups
- Configuring ACL VLAN Groups and Configuring FP Blocks for VLAN Parameters
  - Configuring ACL VLAN Groups
  - Configuring FP Blocks for VLAN Parameters
- Viewing CAM Usage
- Allocating FP Blocks for VLAN Processes
- ACL Optimization to Increase Number of Supported IPv4 ACLs
  - Optimizing ACL for More Number of IPv4 ACL Rules
Access Control Lists (ACLs)
- IP Access Control Lists (ACLs)
  - CAM Usage
  - Implementing ACLs on Dell EMC Networking OS
- Configure ACL Range Profiles
- Important Points to Remember
- IP Fragment Handling
  - IP Fragments ACL Examples
  - Layer 4 ACL Rules Examples
- Configure a Standard IP ACL
  - Configuring a Standard IP ACL Filter
- Configure an Extended IP ACL
  - Configuring Filters with a Sequence Number
  - Configuring Filters Without a Sequence Number
- Configure Layer 2 and Layer 3 ACLs
- Assign an IP ACL to an Interface
- Applying an IP ACL
  - Counting ACL Hits
- Configure Ingress ACLs
- Configure Egress ACLs
  - Applying Egress Layer 3 ACLs (Control-Plane)
- Configuring UDF ACL
- IP Prefix Lists
  - Configuration Task List for Prefix Lists
- ACL Resequencing
  - Resequencing an ACL or Prefix List
- Route Maps
Bidirectional Forwarding Detection (BFD)
- How BFD Works
- Important Points to Remember
- Configure BFD
Border Gateway Protocol (BGP)
- BGP IP version 4 (BGPv4) Overview
- Basic BGP configuration tasks
- Advanced BGP configuration tasks
Content Addressable Memory (CAM)
- CAM Allocation
- Test CAM Usage
- View CAM-ACL Settings
- View CAM Usage
- CAM Optimization
- Troubleshoot CAM Profiling
- Unified Forwarding Table (UFT) Modes
  - Configuring UFT Modes
Control Plane Policing (CoPP)
- Configure Control Plane Policing
Data Center Bridging (DCB)
- Ethernet Enhancements in Data Center Bridging
  - Priority-Based Flow Control
  - Enhanced Transmission Selection
  - Data Center Bridging Exchange Protocol (DCBx)
  - Data Center Bridging in a Traffic Flow
  - Buffer Organization
- Enabling Data Center Bridging
  - DCB Maps and its Attributes
- Data Center Bridging: Default Configuration
- Configuring Priority-Based Flow Control
  - Configuring Lossless Queues
- Configuring PFC in a DCB Map
- Applying a DCB Map on a Port
- Configuring PFC without a DCB Map
- Priority-Based Flow Control Using Dynamic Buffer Method
- Shared headroom for lossless or PFC packets
  - Configuring Shared Head Room Buffer
  - Viewing Shared Head Room Usage
  - Monitoring Buffer Statistics for Tracking Purposes
- Behavior of Tagged Packets
- Configuration Example for DSCP and PFC Priorities
- SNMP Support for PFC and Buffer Statistics Tracking
- Performing PFC Using DSCP Bits Instead of 802.1p Bits
- PFC and ETS Configuration Examples
- Using PFC to Manage Converged Ethernet Traffic
- Operations on Untagged Packets
- Generation of PFC for a Priority for Untagged Packets
- Configure Enhanced Transmission Selection
  - Creating an ETS Priority Group
  - ETS Operation with DCBx
  - Configuring ETS in a DCB Map
- Hierarchical Scheduling in ETS Output Policies
- Using ETS to Manage Converged Ethernet Traffic
- Applying DCB Policies in a Switch Stack
- Configure a DCBx Operation
  - DCBx Operation
  - DCBx Port Roles
  - DCB Configuration Exchange
  - Configuration Source Election
  - Propagation of DCB Information
  - Auto-Detection and Manual Configuration of the DCBx Version
  - DCBx Example
  - DCBx Prerequisites and Restrictions
  - Configuring DCBx
- Verifying the DCB Configuration
- QoS dot1p Traffic Classification and Queue Assignment
- Configuring the Dynamic Buffer Method
- Sample DCB Configuration
Dynamic Host Configuration Protocol (DHCP)
- DHCP Packet Format and Options
- Assign an IP Address using DHCP
- Implementation Information
- Configure the System to be a DHCP Server
- Configure the System to be a DHCP Client
- Configuring DHCP relay source interface
  - Global DHCP relay source IPv4 or IPv6 configuration
  - Interface level DHCP relay source IPv4 or IPv6 configuration
- Configure Secure DHCP
- Source Address Validation
Equal Cost Multi-Path (ECMP)
- ECMP for Flow-Based Affinity
- Link Bundle Monitoring
FIP Snooping
- Fibre Channel over Ethernet
- Ensure Robustness in a Converged Ethernet Network
- FIP Snooping on Ethernet Bridges
- Using FIP Snooping
- Displaying FIP Snooping Information
- FCoE Transit Configuration Example
Flex Hash and Optimized Boot-Up
- Flex Hash Capability Overview
- Configuring the Flex Hash Mechanism
- RDMA Over Converged Ethernet (RoCE) Overview
- Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces
Force10 Resilient Ring Protocol (FRRP)
- Protocol Overview
- Implementing FRRP
- FRRP Configuration
- Troubleshooting FRRP
- Sample Configuration and Topology
- FRRP Support on VLT
GARP VLAN Registration Protocol (GVRP)
- Configure GVRP
- Enabling GVRP Globally
- Enabling GVRP on a Layer 2 Interface
- Configure GVRP Registration
- Configure a GARP Timer
Internet Group Management Protocol (IGMP)
- IGMP Protocol Overview
  - IGMP Version 2
    - Join a Multicast Group
      - Responding to an IGMP Query
      - Sending an Unsolicited IGMP Report
    - Leaving a Multicast Group
  - IGMP Version 3
    - Joining and Filtering Groups and Sources
    - Leaving and Staying in Groups
- Configure IGMP
- Viewing IGMP Enabled Interfaces
- Selecting an IGMP Version
- Viewing IGMP Groups
- Adjusting Timers
  - Adjusting Query and Response Timers
- Enabling IGMP Immediate-Leave
- IGMP Snooping
- Fast Convergence after MSTP Topology Changes
- Egress Interface Selection (EIS) for HTTP and IGMP Applications
- Designating a Multicast Router Interface
Interfaces
- Interface Types
- View Basic Interface Information
- Resetting an Interface to its Factory Default State
- Enabling a Physical Interface
- Physical Interfaces
  - Configuration Task List for Physical Interfaces
  - Overview of Layer Modes
  - Configuring Layer 2 (Data Link) Mode
  - Configuring Layer 2 (Interface) Mode
  - Configuring Layer 3 (Network) Mode
  - Configuring Layer 3 (Interface) Mode
- Egress Interface Selection (EIS)
  - Configuring EIS
- Management Interfaces
  - Configuring Management Interfaces
  - Configuring a Management Interface on an Ethernet Port
- VLAN Interfaces
- Loopback Interfaces
- Null Interfaces
- Port Channel Interfaces
  - Port Channel Definition and Standards
  - Port Channel Benefits
  - Port Channel Implementation
  - Interfaces in Port Channels
  - Configuration Tasks for Port Channel Interfaces
  - Creating a Port Channel
  - Adding a Physical Interface to a Port Channel
  - Reassigning an Interface to a New Port Channel
  - Configuring the Minimum Oper Up Links in a Port Channel
  - Adding or Removing a Port Channel from a VLAN
    - Configuring VLAN Tags for Member Interfaces
  - Assigning an IP Address to a Port Channel
  - Deleting or Disabling a Port Channel
  - Load Balancing Through Port Channels
  - Load-Balancing Method
  - Changing the Hash Algorithm
- Bulk Configuration
  - Interface Range
  - Bulk Configuration Examples
- Defining Interface Range Macros
  - Define the Interface Range
  - Choosing an Interface-Range Macro
- Monitoring and Maintaining Interfaces
  - Maintenance Using TDR
- Non Dell-Qualified Transceivers
- Splitting 100G Ports
- Link Dampening
  - Enabling Link Dampening
- Link Bundle Monitoring
- Using Ethernet Pause Frames for Flow Control
  - Enabling Pause Frames
- Configure the MTU Size on an Interface
- Configuring wavelength for 10–Gigabit SFP+ optics
- Port-Pipes
- CR4 Auto-Negotiation
- Setting the Speed of Ethernet Interfaces
- Speed Setting on 25G Interfaces
- FEC Configuration
- View Advanced Interface Information
  - Configuring the Interface Sampling Size
- Configuring the Traffic Sampling Size Globally
- Dynamic Counters
  - Clearing Interface Counters
- Enhanced Validation of Interface Ranges
- Compressing Configuration Files
- OUI on 25G and 50G Interfaces
  - Configuring OUI on 25G and 50G Interfaces
IPv4 Routing
- IP Addresses
- Configuration Tasks for IP Addresses
- Assigning IP Addresses to an Interface
- Configuring Static Routes
- Configure Static Routes for the Management Interface
- Using the Configured Source IP Address in ICMP Messages
- Configuring the Duration to Establish a TCP Connection
- Enabling Directed Broadcast
- Resolution of Host Names
- Enabling Dynamic Resolution of Host Names
- Specifying the Local System Domain and a List of Domains
- Configuring DNS with Traceroute
- ARP
- Configuration Tasks for ARP
- Configuring Static ARP Entries
- Enabling Proxy ARP
- Clearing ARP Cache
- ARP Learning via Gratuitous ARP
- Enabling ARP Learning via Gratuitous ARP
- ARP Learning via ARP Request
- Configuring ARP Retries
- ICMP
- Configuration Tasks for ICMP
- Enabling ICMP Unreachable Messages
- ICMP Redirects
- UDP Helper
- Enabling UDP Helper
- Configuring a Broadcast Address
- Configurations Using UDP Helper
- UDP Helper with Broadcast-All Addresses
- UDP Helper with Subnet Broadcast Addresses
- UDP Helper with Configured Broadcast Addresses
- UDP Helper with No Configured Broadcast Addresses
- Troubleshooting UDP Helper
IPv6 Routing
- Protocol Overview
- Implementing IPv6 with Dell EMC Networking OS
- ICMPv6
- Path MTU discovery
- IPv6 Neighbor Discovery
- Secure Shell (SSH) Over an IPv6 Transport
- Configuration Tasks for IPv6
- Configuring IPv6 RA Guard
iSCSI Optimization
- iSCSI Optimization Overview
- Default iSCSI Optimization Values
- iSCSI Optimization Prerequisites
- Configuring iSCSI Optimization
- Displaying iSCSI Optimization Information
Intermediate System to Intermediate System
- IS-IS Protocol Overview
- IS-IS Addressing
- Multi-Topology IS-IS
- Graceful Restart
  - Timers
- Implementation Information
- Configuration Information
- IS-IS Metric Styles
- Configure Metric Values
- Sample Configurations
Link Aggregation Control Protocol (LACP)
- Introduction to Dynamic LAGs and LACP
- LACP Configuration Tasks
- Shared LAG State Tracking
  - Configuring Shared LAG State Tracking
  - Important Points about Shared LAG State Tracking
- LACP Basic Configuration Example
  - Configure a LAG on ALPHA
Layer 2
- Manage the MAC Address Table
- MAC Learning Limit
- Disabling MAC Address Learning on the System
- Enabling port security
- NIC Teaming
- Configure Redundant Pairs
- Far-End Failure Detection
Link Layer Discovery Protocol (LLDP)
- 802.1AB (LLDP) Overview
  - Protocol Data Units
- Optional TLVs
  - Management TLVs
    - IEEE Organizationally Specific TLVs
- TIA-1057 (LLDP-MED) Overview
  - TIA Organizationally Specific TLVs
    - LLDP-MED Capabilities TLV
    - LLDP-MED Network Policies TLV
- Configure LLDP
- CONFIGURATION versus INTERFACE Configurations
- Enabling LLDP
  - Disabling and Undoing LLDP
- Enabling LLDP on Management Ports
  - Disabling and Undoing LLDP on Management Ports
- Advertising TLVs
- Viewing the LLDP Configuration
- Viewing Information Advertised by Adjacent LLDP Neighbors
  - Examples of Viewing Information Advertised by Neighbors
- Configuring LLDPDU Intervals
- Configuring Transmit and Receive Mode
- Configuring the Time to Live Value
- Debugging LLDP
- Relevant Management Objects
Microsoft Network Load Balancing
- Configuring a Switch for NLB
  - Enabling a Switch for Multicast NLB
Multicast Source Discovery Protocol (MSDP)
- Anycast RP
- Implementation Information
- Configure Multicast Source Discovery Protocol
  - Related Configuration Tasks
- Enable MSDP
- Manage the Source-Active Cache
- Accept Source-Active Messages that Fail the RFP Check
- Specifying Source-Active Messages
- Limiting the Source-Active Messages from a Peer
- Preventing MSDP from Caching a Local Source
- Preventing MSDP from Caching a Remote Source
- Preventing MSDP from Advertising a Local Source
- Logging Changes in Peership States
- Terminating a Peership
- Clearing Peer Statistics
- Debugging MSDP
- MSDP with Anycast RP
- Configuring Anycast RP
  - Reducing Source-Active Message Flooding
  - Specifying the RP Address Used in SA Messages
- MSDP Sample Configurations
Multicast Listener Discovery Protocol
- MLD timers
  - Reducing Host Response Burstiness
- Configuring MLD Version
- Clearing MLD groups
- Debugging MLD
- Explicit Tracking
- Reducing Leave Latency
- Displaying MLD groups table
- Displaying MLD Interfaces
- MLD Snooping
Multiple Spanning Tree Protocol (MSTP)
- Spanning Tree Variations
  - Implementation Information
- Configure Multiple Spanning Tree Protocol
  - Related Configuration Tasks
- Enable Multiple Spanning Tree Globally
- Adding and Removing Interfaces
- Creating Multiple Spanning Tree Instances
- Influencing MSTP Root Selection
- Interoperate with Non-Dell Bridges
- Changing the Region Name or Revision
- Modifying Global Parameters
- Modifying the Interface Parameters
- Setting STP path cost as constant
- Configuring an EdgePort
- Flush MAC Addresses after a Topology Change
- MSTP Sample Configurations
- Debugging and Verifying MSTP Configurations
Multicast Features
- Enabling IP Multicast
- Implementation Information
- Multicast Policies
  - IPv4 Multicast Policies
- Understanding Multicast Traceroute (mtrace)
- Printing Multicast Traceroute (mtrace) Paths
- Supported Error Codes
- mtrace Scenarios
Object Tracking
- Object Tracking Overview
- Object Tracking Configuration
- Displaying Tracked Objects
Open Shortest Path First (OSPFv2 and OSPFv3)
- Protocol Overview
- OSPF with Dell EMC Networking OS
- Configuration Information
  - Configuration Task List for OSPFv2 (OSPF for IPv4)
- Configuration Task List for OSPFv3 (OSPF for IPv6)
- MIB Support for OSPFv3
  - Viewing the OSPFv3 MIB
Policy-based Routing (PBR)
- Overview
- Implementing PBR
- Configuration Task List for Policy-based Routing
- Sample Configuration
PIM Sparse-Mode (PIM-SM)
- Implementation Information
- Protocol Overview
- Configuring PIM-SM
  - Related Configuration Tasks
- Enable PIM-SM
- Configuring S,G Expiry Timers
- Configuring a Static Rendezvous Point
  - Overriding Bootstrap Router Updates
- Configuring a Designated Router
- Creating Multicast Boundaries and Domains
- Electing an RP using the BSR Mechanism
PIM Source-Specific Mode (PIM-SSM)
- Implementation Information
- Configure PIM-SSM
- Enabling PIM-SSM
- Use PIM-SSM with IGMP Version 2 Hosts
- Electing an RP using the BSR Mechanism
  - Enabling RP to Server Specific Multicast Groups
Port Monitoring
- Important Points to Remember
- Port Monitoring
- Configuring Port Monitoring
- Configuring Monitor Multicast Queue
- Flow-Based Monitoring
  - Enabling Flow-Based Monitoring
- Remote Port Mirroring
- Encapsulated Remote Port Monitoring
- ERPM Behavior on a typical Dell EMC Networking OS
- Port Monitoring on VLT
Private VLANs (PVLAN)
- Private VLAN Concepts
- Using the Private VLAN Commands
- Configuration Task List
- Private VLAN Configuration Example
- Inspecting the Private VLAN Configuration
Per-VLAN Spanning Tree Plus (PVST+)
- Protocol Overview
- Implementation Information
- Configure Per-VLAN Spanning Tree Plus
- Enabling PVST+
- Disabling PVST+
- Influencing PVST+ Root Selection
- Modifying Global PVST+ Parameters
- Modifying Interface PVST+ Parameters
- Configuring an EdgePort
- PVST+ in Multi-Vendor Networks
- Enabling PVST+ Extend System ID
- PVST+ Sample Configurations
Quality of Service (QoS)
- Implementation Information
- Port-Based QoS Configurations
- Policy-Based QoS Configurations
- Enabling QoS Rate Adjustment
- Enabling Strict-Priority Queueing
- Queue Classification Requirements for PFC Functionality
- Support for marking dot1p value in L3 Input Qos Policy
- Weighted Random Early Detection
- Pre-Calculating Available QoS CAM Space
- Specifying Policy-Based Rate Shaping in Packets Per Second
- Configuring Policy-Based Rate Shaping
- Configuring Weights and ECN for WRED
- Configuring WRED and ECN Attributes
- Guidelines for Configuring ECN for Classifying and Color-Marking Packets
- Applying Layer 2 Match Criteria on a Layer 3 Interface
  - Managing Hardware Buffer Statistics
- Enabling Buffer Statistics Tracking
Routing Information Protocol (RIP)
- Protocol Overview
  - RIPv1
  - RIPv2
- Implementation Information
- Configuration Information
  - Configuration Task List
  - RIP Configuration Example
Remote Monitoring (RMON)
- Implementation Information
- Fault Recovery
Rapid Spanning Tree Protocol (RSTP)
- Protocol Overview
- Configuring Rapid Spanning Tree
- Important Points to Remember
  - RSTP and VLT
- Configuring Interfaces for Layer 2 Mode
- Enabling Rapid Spanning Tree Protocol Globally
- Adding and Removing Interfaces
- Modifying Global Parameters
  - Enabling SNMP Traps for Root Elections and Topology Changes
- Modifying Interface Parameters
- Enabling SNMP Traps for Root Elections and Topology Changes
- Influencing RSTP Root Selection
- Configuring an EdgePort
- Configuring Fast Hellos for Link State Detection
Software-Defined Networking (SDN)
Security
- AAA Accounting
  - Configuration Task List for AAA Accounting
- AAA Authentication
  - Configuration Task List for AAA Authentication
- Obscuring Passwords and Keys
- AAA Authorization
  - Privilege Levels Overview
  - Configuration Task List for Privilege Levels
- RADIUS
  - RADIUS Authentication
  - Configuration Task List for RADIUS
- TACACS+
- Protection from TCP Tiny and Overlapping Fragment Attacks
- Enabling SCP and SSH
- Telnet
- VTY Line and Access-Class Configuration
- Role-Based Access Control
- Two Factor Authentication (2FA)
- Configuring the System to Drop Certain ICMP Reply Messages
- SSH Lockout Settings
Service Provider Bridging
- VLAN Stacking
- VLAN Stacking Packet Drop Precedence
- Dynamic Mode CoS for VLAN Stacking
  - Mapping C-Tag to S-Tag dot1p Values
- Layer 2 Protocol Tunneling
- Provider Backbone Bridging
sFlow
- Overview
- Implementation Information
- Enabling Extended sFlow
  - Important Points to Remember
- Enabling and Disabling sFlow on an Interface
- Enabling sFlow Max-Header Size Extended
- sFlow Show Commands
- Configuring Specify Collectors
- Changing the Polling Intervals
- Back-Off Mechanism
- sFlow on LAG ports
Simple Network Management Protocol (SNMP)
- Protocol Overview
- Implementation Information
- SNMPv3 Compliance With FIPS
- Configuration Task List for SNMP
- Important Points to Remember
- Set up SNMP
  - Creating a Community
  - Setting Up User-Based Security (SNMPv3)
- Reading Managed Object Values
- Writing Managed Object Values
- Configuring Contact and Location Information using SNMP
- Subscribing to Managed Object Value Updates using SNMP
- Enabling a Subset of SNMP Traps
- Enabling an SNMP Agent to Notify Syslog Server Failure
- Copy Configuration Files Using SNMP
  - Copying a Configuration File
  - Copying Configuration Files via SNMP
  - Copying the Startup-Config Files to the Running-Config
  - Copying the Startup-Config Files to the Server via FTP
  - Copying the Startup-Config Files to the Server via TFTP
  - Copy a Binary File to the Startup-Configuration
  - Additional MIB Objects to View Copy Statistics
  - Obtaining a Value for MIB Objects
- MIB Support for Power Monitoring
- MIB Support for 25G, 40G, 50G, 100G Optical Transceiver or DAC cable IDPROM user info
- MIB Support to Display the Available Memory Size on Flash
  - Viewing the Available Flash Memory Size
- MIB Support to Display the Software Core Files Generated by the System
  - Viewing the Software Core Files Generated by the System
- MIB Support for PFC Storm Control
- MIB Support for PFC no-drop-priority L2Dlf Drop
- MIB Support for Monitoring the overall buffer usage for lossy and lossless traffic per XPE
- SNMP Support for WRED Green/Yellow/Red Drop Counters
- MIB Support to Display the Available Partitions on Flash
  - Viewing the Available Partitions on Flash
- MIB Support to Display the ECN Marked Packets
- MIB Support to Display Egress Queue Statistics
- MIB Support to ECMP Group Count
  - Viewing the ECMP Group Count Information
- _
  - Viewing the FEC BER Details
- MIB Support for entAliasMappingTable
  - Viewing the entAliasMappingTable MIB
- MIB Support for LAG
  - Viewing the LAG MIB
- MIB Support for CAM
  - Viewing the CAM MIB
- MIB support for MAC notification traps
- MIB support for Port Security
  - Global MIB objects for port security
  - MIB support for interface level port security
    - Enabling and viewing SNMP for port security
  - MIB objects for configuring MAC addresses
    - Enabling and viewing SNMP for static MAC addresses
  - MIB objects for configuring MAC addresses
    - Viewing the Details of MAC addresses
- Configuring SNMP traps for new MAC learning or station–move
- Manage VLANs using SNMP
  - Creating a VLAN
  - Assigning a VLAN Alias
  - Displaying the Ports in a VLAN
  - Add Tagged and Untagged Ports to a VLAN
- Managing Overload on Startup
- Enabling and Disabling a Port using SNMP
- Fetch Dynamic MAC Entries using SNMP
- Example of Deriving the Interface Index Number
  - MIB Objects for Viewing the System Image on Flash Partitions
- Monitor Port-Channels
- Troubleshooting SNMP Operation
- Transceiver Monitoring
- Configuring SNMP context name
Storm Control
- Configure Storm Control
  - Configuring Storm Control from INTERFACE Mode
  - Configuring Storm Control from CONFIGURATION Mode
- PFC Storm
Spanning Tree Protocol (STP)
- Protocol Overview
- Configure Spanning Tree
- Important Points to Remember
- Configuring Interfaces for Layer 2 Mode
- Enabling Spanning Tree Protocol Globally
- Adding an Interface to the Spanning Tree Group
- Modifying Global Parameters
- Modifying Interface STP Parameters
- Enabling PortFast
  - Prevent Network Disruptions with BPDU Guard
- Selecting STP Root
- STP Root Guard
  - Root Guard Scenario
  - Configuring Root Guard
- Enabling SNMP Traps for Root Elections and Topology Changes
- Configuring Spanning Trees as Hitless
- STP Loop Guard
  - Configuring Loop Guard
- Displaying STP Guard Configuration
SupportAssist
- Configuring SupportAssist Using a Configuration Wizard
- Configuring SupportAssist Manually
- Configuring SupportAssist Activity
- Configuring SupportAssist Company
- Configuring SupportAssist Person
- Configuring SupportAssist Server
- Viewing SupportAssist Configuration
System Time and Date
- Network Time Protocol
- Dell EMC Networking OS Time and Date
Tunneling
- Configuring a Tunnel
- Configuring Tunnel Keepalive Settings
- Configuring a Tunnel Interface
- Configuring Tunnel Allow-Remote Decapsulation
- Configuring Tunnel source anylocal Decapsulation
- Guidelines for Configuring Multipoint Receive-Only Tunnels
- Multipoint Receive-Only Tunnels
Uplink Failure Detection (UFD)
- Feature Description
- How Uplink Failure Detection Works
- UFD and NIC Teaming
- Important Points to Remember
- Configuring Uplink Failure Detection
- Clearing a UFD-Disabled Interface
- Displaying Uplink Failure Detection
- Sample Configuration: Uplink Failure Detection
Upgrade Procedures
Virtual LANs (VLANs)
- Default VLAN
- Port-Based VLANs
- VLANs and Port Tagging
- Configuration Task List
- Configuring Native VLANs
- Enabling Null VLAN as the Default VLAN
Virtual Link Trunking (VLT)
- Overview
- Configure Virtual Link Trunking
- RSTP Configuration
- PVST+ Configuration
- Peer Routing Configuration Example
- eVLT Configuration Example
- PIM-Sparse Mode Configuration Example
- Verifying a VLT Configuration
- Additional VLT Sample Configurations
- Troubleshooting VLT
- Reconfiguring Stacked Switches as VLT
- Specifying VLT Nodes in a PVLAN
- Configuring a VLT VLAN or LAG in a PVLAN
  - Creating a VLT LAG or a VLT VLAN
  - Associating the VLT LAG or VLT VLAN in a PVLAN
- Proxy ARP Capability on VLT Peer Nodes
- VLT Nodes as Rendezvous Points for Multicast Resiliency
- Configuring VLAN-Stack over VLT
- IPv6 Peer Routing in VLT Domains Overview
VLT Proxy Gateway
- Proxy Gateway in VLT Domains
  - LLDP VLT Proxy Gateway in a Square VLT Topology
- Configuring a Static VLT Proxy Gateway
- Configuring an LLDP VLT Proxy Gateway
- VLT Proxy Gateway Sample Topology
Virtual Extensible LAN (VXLAN)
- Components of VXLAN network
- Functional Overview of VXLAN Gateway
- VXLAN Frame Format
- Configuring and Controlling VXLAN from the NSX Controller GUI
- Configuring VxLAN Gateway
  - Connecting to an NVP Controller
  - Advertising VXLAN Access Ports to Controller
- Displaying VXLAN Configurations
- Static Virtual Extensible LAN (VXLAN)
- Preserving 802.1 p value across VXLAN tunnels
- RIOT
Virtual Routing and Forwarding (VRF)
- VRF Overview
- VRF Configuration Notes
  - DHCP
- VRF Configuration
- Sample VRF Configuration
- Route Leaking VRFs
- Dynamic Route Leaking
  - Configuring Route Leaking without Filtering Criteria
  - Configuring Route Leaking with Filtering
Virtual Router Redundancy Protocol (VRRP)
- VRRP Overview
- VRRP Benefits
- VRRP Implementation
- VRRP Configuration
  - Configuration Task List
  - Setting VRRP Initialization Delay
- Sample Configurations
  - VRRP in a VRF Configuration
    - VRRP in a VRF: Non-VLAN Scenario
    - VLAN Scenario
  - VRRP for IPv6 Configuration
Debugging and Diagnostics
- Offline Diagnostics
  - Important Points to Remember
  - Running Offline Diagnostics
- Trace Logs
- Auto Save on Crash or Rollover
- Hardware Watchdog Timer
- Enabling Environmental Monitoring
- Buffer Tuning
- Troubleshooting Packet Loss
- Enabling Application Core Dumps
- Mini Core Dumps
- Enabling TCP Dumps
Standards Compliance
- IEEE Compliance
- RFC and I-D Compliance
- MIB Location
X.509v3
- Introduction to X.509v3 certificates
- X.509v3 support in
- Information about installing CA certificates
  - Installing CA certificate
- Information about Creating Certificate Signing Requests (CSR)
  - Creating Certificate Signing Requests (CSR)
- Information about installing trusted certificates
  - Installing trusted certificates
- Transport layer security (TLS)
  - Syslog over TLS
- Online Certificate Status Protocol (OSCP)
- Verifying certificates
  - Verifying Server certificates
  - Verifying Client Certificates
- Event logging

EXEC Pivilege

show ipv6 mld snooping groups explicit

Display the MLD Snooping Table

1. To display the MLD snooping table, use the following command:

EXEC Privilege

show ipv6 mroute snooping vlan

2. To display the group information in the table, use the following command:

EXEC Privilege

show ipv6 mld snooping groups

Multicast Listener Discovery Protocol 539