Network management for ONTAP 9.8 and later contents
Decide whether to use this network management guide
Upgrade considerations
- Network features by release
- Verify your network configuration after upgrading
Networking components of a cluster
- Overview
- Network cabling guidelines
- Relationship between broadcast domains, failover groups, and failover policies
Workflow NAS path failover
- Overview
- Worksheet for NAS path failover configuration
- Create IPspaces
- Move broadcast domains
- Repair port reachability
- Create SVMs
- Create LIFs
- Configure DNS services
Configure network ports (cluster administrators only)
- Overview
- Combine physical ports to create interface groups
- Configure VLANs over physical ports
- Modify network port attributes
- Modify MTU setting for interface group ports
- Monitor the health of network ports
- Monitor the reachability of network ports
- Convert 40GbE NIC ports into multiple 10GbE ports for 10GbE connectivity
- Removing a NIC from the node
Configure IPspaces (cluster administrators only)
- Overview
- Example of using IPspaces
- Standard properties of IPspaces
- Create IPspaces
- Display IPspaces
- Delete an IPspace
Configure broadcast domains (cluster administrators only)
- Overview
- Example of using broadcast domains
- Add or remove ports from a broadcast domain
- Split broadcast domains
- Merge broadcast domains
- Change the MTU value for ports in a broadcast domain
- Display broadcast domains
- Delete a broadcast domain
Configure failover groups and policies for LIFs
- Overview
- Create a failover group
- Configure failover settings on a LIF
- Commands for managing failover groups and policies
Configure subnets (cluster administrators only)
- Overview
- Create a subnet
- Add or remove IP addresses from a subnet
- Change subnet properties
- Display subnets
- Delete a subnet
Configure LIFs (cluster administrators only)
- Overview
- What LIFs are
- LIFs and service policies
- Configure LIF service policies
- Create a LIF
- Modify a LIF
- Migrate a LIF
- Revert a LIF to its home port
- Recover from an incorrectly configured cluster LIF
- Delete a LIF
- Configure virtual IP (VIP) LIFs
Configure host-name resolution
- Overview
- Configure DNS for host-name resolution
- Manage the hosts table (cluster administrators only)
Balance network loads to optimize user traffic (cluster administrators only)
- Overview
- What DNS load balancing is
- How DNS load balancing works
- Create a DNS load balancing zone
- Add or remove a LIF from a load balancing zone
Secure your network
- Configure network security using Federal Information Processing Standards (FIPS)
- Configure IP security (IPsec) over wire encryption
- Configure firewall policies for LIFs
- Commands for managing firewall service and policies
Configure QoS marking (cluster administrators only)
- Overview
- DSCP marking for UC compliance
- Modify QoS marking values
- Display QoS marking values
Manage SNMP on the cluster (cluster administrators only)
- Overview
- What MIBs are
- SNMP traps
- Create an SNMP community and assign it to a LIF
- Configure SNMPv3 users in a cluster
- Configure traphosts to receive SNMP notifications
- Commands for managing SNMP
Manage routing in an SVM
- Overview
- Create a static route
- Enable multipath routing
- Delete a static route
- Display routing information
- Remove dynamic routes from routing tables
ONTAP port usage on a storage system
- Overview
- Network ports
- ONTAP internal ports
View network information
- Overview
- Display network port information (cluster administrators only)
- Display information about a VLAN (cluster administrators only)
- Display interface group information (cluster administrators only)
- Display LIF information
- Display routing information
- Display DNS host table entries (cluster administrators only)
- Display DNS domain configurations
- Display information about failover groups
- Display LIF failover targets
- Display LIFs in a load balancing zone
- Display cluster connections
- Commands for diagnosing network problems
- Display network connectivity with neighbor discovery protocols
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Overview

12/14/2020 Download PDF of this page

You can configure your cluster to serve client requests from appropriately loaded LIFs. This results in a more balanced utilization of LIFs and ports, which in turn allows for better performance of the cluster.