Switch Profiles
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Configuration synchronization allows administrators to make
configuration changes on one switch and have the system
automatically synchronize the configuration to a peer switch. This feature eliminates misconfigurations and reduces the administrative overhead.
The configuration synchronization mode
(config-sync) allows users to create switch profiles to synchronize
local and peer switch.
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Module Pre-Provisioning
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Module pre-provisioning feature allows users to pre-configure interfaces before inserting or attaching a module to a Cisco Nexus Series switch. If a module goes offline, users can also use pre-provisioning to make changes to the interface configurations for the offline module. In some vPC topologies, pre-provisioning is required for the configuration synchronization feature. Pre-provisioning allows users to synchronize the configuration for an interface that is online with one peer but offline with another peer.
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Cisco Fabric Services
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The Cisco MDS NX-OS software uses the Cisco Fabric Services
(CFS) infrastructure to enable efficient database distribution and
to promote device flexibility. CFS simplifies SAN provisioning by
automatically distributing configuration information to all
switches in a fabric.
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Precision Time Protocol
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The Precision Time Protocol (PTP) is a time synchronization protocol for nodes distributed across a network. Its hardware timestamp feature provides greater accuracy than other time synchronization protocols such as Network Time Protocol (NTP).
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User Accounts and RBAC
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User accounts and role-based access control (RBAC)
allow you to define the rules for an assigned role. Roles
restrict the authorization that the user has to access management
operations.
Each user role can contain multiple
rules and each user can have multiple roles.
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Session Manager
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Session Manager allows you to create a configuration and apply it
in batch mode after the configuration is reviewed and verified for
accuracy and completeness.
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Online Diagnostics
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Cisco Generic Online Diagnostics (GOLD) define a common
framework for diagnostic operations across Cisco platforms. The
online diagnostic framework specifies the platform-independent
fault-detection architecture for centralized and distributed
systems, including the common diagnostics CLI and the
platform-independent fault-detection procedures for boot-up and
run-time diagnostics.
The platform-specific diagnostics provide hardware-specific
fault-detection tests and allow you to take appropriate corrective
action in response to diagnostic test results.
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System Message Logging
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You can use system message logging to control the destination
and to filter the severity level of messages that system processes
generate. You can configure logging to a terminal session, a log
file, and syslog servers on remote systems.
System message logging is based on RFC 3164. For more
information about the system message format and the messages that
the device generates, see the Cisco NX-OS
System Messages Reference.
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Smart Call Home
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Call Home provides an e-mail-based notification of critical system
policies. Cisco NX-OS provides a range of message formats for
optimal compatibility with pager services, standard e-mail, or
XML-based automated parsing applications. You can use this feature
to page a network support engineer, e-mail a Network Operations
Center, or use Cisco Smart Call Home services to automatically
generate a case with the Technical Assistance Center.
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Configuration Rollback
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The configuration rollback feature allows users to take a snapshot, or user checkpoint, of the Cisco NX-OS configuration and then reapply that configuration to a switch at any point without having to reload the switch. A rollback allows any authorized administrator to apply this checkpoint configuration without requiring expert knowledge of the features configured in the checkpoint.
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SNMP
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The Simple Network Management Protocol (SNMP) is an
application-layer protocol that provides a message format for
communication between SNMP managers and agents. SNMP provides a
standardized framework and a common language used for the
monitoring and management of devices in a network.
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RMON
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RMON is an Internet Engineering Task Force (IETF) standard monitoring specification that allows various network agents and console systems to exchange network monitoring data. Cisco NX-OS supports RMON alarms, events, and logs to monitor Cisco NX-OS devices.
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SPAN
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The Switched Port Analyzer (SPAN) feature (sometimes called port
mirroring or port monitoring) selects network traffic for analysis
by a network analyzer. The network analyzer can be a Cisco
SwitchProbe, a Fibre Channel Analyzer, or other Remote Monitoring
(RMON) probes.
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ERSPAN
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Encapsulated remote switched port analyzer (ERSPAN) is used to transport mirrored traffic in an IP network. ERSPAN supports source ports, source VLANs, and destinations on different switches, which provide remote monitoring of multiple switches across your network. ERSPAN uses a generic routing encapsulation (GRE) tunnel to carry traffic between switches.
ERSPAN consists of an ERSPAN source session, routable ERSPAN GRE-encapsulated traffic, and an ERSPAN destination session. You separately configure ERSPAN source sessions and destination sessions on different switches.
To configure an ERSPAN source session on one switch, you associate a set of source ports or VLANs with a destination IP address, ERSPAN ID number, and virtual routing and forwarding (VRF) name. To configure an ERSPAN destination session on another switch, you associate the destinations with the source IP address, the ERSPAN ID number, and a VRF name.
The ERSPAN source session copies traffic from the source ports or source VLANs and forwards the traffic using routable GRE-encapsulated packets to the ERSPAN destination session. The ERSPAN destination session switches the traffic to the destinations.
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