Data ONTAP 7.3 Network Management Guide
Copyright information
Trademark information
About this guide
Audience
Accessing Data ONTAP man pages
Terminology
FilerView as an alternative to the command-line interface
Command, keyboard, and typographic conventions
Special messages
Network interfaces on your storage system
Standards and characteristics of frames
How Ethernet frame sizes are defined
Benefit of increasing Gigabit Ethernet frame sizes
Benefit of using jumbo frames
Network interface requirements
Guidelines for configuring clients for jumbo frames
Flow control
Flow control options
How network interfaces are named
Support for IPv6
What IPv6 addressing is
IPv6 address types
IPv6 address scopes
How to transition from IPv4 to IPv6
Enabling or disabling IPv6
What address autoconfiguration is
What stateless address autoconfiguration is
Enabling or disabling router-advertised messages
IPv6 address states
What Neighbor Discovery is
ND message types
How to configure your network interfaces
Network configuration and management tools
New maximum number of network interfaces
Protocol blocking on individual storage system network interfaces
Viewing and modifying network interface settings using FilerView
Viewing network interface settings using the storage system command line
Modifying network interface settings using the storage system command line
About configuring aliases for an interface
Creating and removing aliases
About changing an interface status up or down
Changing the up or down status with ifconfig
Network interface information you can display
Ethernet TOE cards
About displaying TCP offload engine (TOE) information
What the ifstat command displays
Displaying TCP/IP driver statistics with the netstat command
Displaying interface information with FilerView
How to diagnose network problems
Diagnosing transport layer problems
Viewing diagnostic results
How routing in Data ONTAP works
Fast path
The routing table
Ways of specifying the default route
How to manage the routing table
What the routed daemon does
When the routed daemon should be turned off
Circumstances that might alter the routing table
Routing tables in a vFiler unit environment
How to enable and disable routing mechanisms
Turning fast path on or off
Turning routed on or off at the command line
Turning routed on or off with FilerView
Displaying the routing table and default route information
Displaying the routing table using the command line
Displaying default routing information using the command line
Displaying the routing table and information using FilerView
Example of a routing table
Routing table flags
Modifying the routing table
Protecting your storage system from forged ICMP redirect attacks
How to diagnose ping problems
Increasing the ping throttling threshold value
Checking the ping throttling threshold status
Disabling ping throttling
How to maintain host-name information
How the /etc/hosts file works
/etc/hosts file hard limits
Editing the /etc/hosts file with FilerView
/etc/netgroup file hard limits
Creating /etc/hosts from the NIS master
DNS name caching
DNS information you can view
How to configure DNS to maintain host information
Configuring DNS at the command line
Configuring DNS with FilerView
How DNS resolves host names
How to use dynamic DNS to update host information
How dynamic DNS updates work in Data ONTAP
Support for dynamic DNS updates in Data ONTAP
Enabling dynamic DNS updates
Changing the time-to-live setting for DNS entries
How to use NIS to maintain host information
How using NIS slaves can improve performance
How an NIS master is selected
NIS slave guidelines
Ways to configure NIS for host lookups
How to configure NIS with Data ONTAP interfaces
Configuring NIS with FilerView
Enabling or disabling NIS using the command-line interface
Specifying the NIS domain name
Specifying NIS servers to bind to your storage system
Things to consider when binding NIS servers to storage systems
Enabling an NIS slave on your storage system
NIS information you can view
Using the nis info command to display NIS performance statistics
NIS administrative commands
About changing the host-name search order
Changing the host-name search order with FilerView
Changing the host-name search order by editing the /etc/nsswitch.conf file
How to monitor your storage system with SNMP
Types of SNMP traps in Data ONTAP
About the Data ONTAP MIBs
What the SNMP agent can do
How to configure the SNMP agent
Enabling SNMP at the command line
Configuring SNMPv3 users for read-only access
Setting SNMP access privileges
Viewing and modifying your SNMP configuration at the command line
SNMP security parameters
SNMP command syntax
SNMP command examples
Viewing and modifying your SNMP configuration with FilerView
User-defined SNMP traps
How traps work
Ways to define or modify a trap
Viewing and modifying trap values at the command line
Viewing or modifying trap values with FilerView
Defining traps in a configuration file
Example of trap definitions
Command syntax for SNMP trap parameters
SNMP trap parameters
The var parameter
The trigger parameter
The edge-1 and edge-2 parameters
The edge-1-direction and edge-2-direction parameters
The interval parameter
The interval-offset parameter
The rate-interval parameter
The backoff-calculator parameter
The backoff-step parameter
The backoff-multiplier parameter
The priority parameter
The message parameter
How VLANs work
VLAN membership
How VLAN membership affects communication
GARP VLAN Registration Protocol
GVRP configuration for VLAN interfaces
VLAN tags
Advantages of VLANs
Prerequisites for setting up VLANs
Guidelines for setting up VLANs in Data ONTAP
VLAN management on your storage system
The VLAN command syntax
Commands for creating and configuring a VLAN
Creating a VLAN
Configuring a VLAN
Commands for adding an interface to a VLAN
Adding an interface to a VLAN
Command for deleting a VLAN
Deleting all VLANs
Deleting a specific VLAN
Command for modifying VLAN interfaces
Modifying VLAN interfaces
Command for displaying VLAN statistics
Displaying VLAN statistics
Displaying statistics for a specific VLAN
How vifs work in Data ONTAP
Network interfaces grouped into a vif
Types of vifs
Single-mode vif
Static multimode vif
Dynamic multimode vif
Load balancing in multimode vifs
IP-address and MAC-address based load balancing
How to manage vifs
The vif command
Creating a single-mode vif
How an active interface in a single-mode vif is selected
Selecting an active interface
Why you would want to designate a nonfavored interface
Designating a nonfavored interface
Creating a static multimode vif
Creating a dynamic multimode vif
About adding interfaces to a vif
Adding interfaces to a vif
About deleting interfaces from a vif
Deleting interfaces from a vif
Displaying vif status
What the vif status information table contains
Displaying vif statistics
The LACP log file
Destroying a vif
Second-level vifs
Creating a second-level vif on a single storage system
Second-level vifs in an active/active configuration
Creating a second-level vif in an active/active configuration
How Internet Protocol Security (IPsec) works
How security associations work
What security policies include
Key exchanges
Data ONTAP IPsec implementation
IPsec in an active/active configuration
IPsec in a vFiler unit configuration
IPsec setup
Configuring certificate authentication
Requesting a signed certificate from a Windows 2000 certificate authority
Installing a certificate signed by a Windows 2000 certificate authority onto a Windows client
Requesting a signed certificate from a non-Windows 2000 certificate authority
Installing a certificate signed by a non-Windows 2000 certificate authority onto a Windows client
Installing a signed certificate onto a storage system
Installing root certificates onto a storage system
Specifying the subset of root certificates that Data ONTAP uses for certificate authentication
Viewing the subset of root certificates Data ONTAP uses for certificate authentication
Installing root certificates onto a Windows client
Enabling the IPsec certificate authentication mechanism on a storage system
Enabling the IPsec certificate authentication mechanism on a Windows client
Kerberos support
Configuring preshared keys
Enabling or disabling IPsec
Security policies and IPsec
Creating a security policy
Security policy options
Displaying existing security policies
Deleting a security policy
How to display IPsec statistics
Displaying IP statistics
How to display security associations
Viewing security associations
Network interface statistics
Statistics for Gigabit Ethernet contoller II - VII and G20 interfaces
Statistics for TOE Gigabit and TOE 10 Gigabit Ethernet interface
Statistics for FAS250FAS270 network interfaces
Statistics for BGE 10/100/1000 Ethernet interface
Ways to improve storage system performance
IP port usage on a storage system
Host identification
etc/services NNTP and TTCP ports
Ports in a block starting around 600
Ports not listed in /etc/services
FTP
SSH
Telnet
SMTP
Time service
DNS
DHCP
TFTP
HTTP
Kerberos
NFS
CIFS
SSL
SNMP
RSH
Syslog
Routed
NDMP
SnapMirror and SnapVault
netdiag error codes