Release Notes: Junos® OS Release 17.3R3 for the ACX Series, EX Series, MX Series, NFX Series, PTX Series, QFX Series, SRX Series, and Junos Fusion
30 September 2021
Table of Contents
- Introduction
- Junos OS Release Notes for ACX Series
- Junos OS Release Notes for EX Series Switches
- New and Changed Features
- Changes in Behavior and Syntax
- Known Behavior
- Known Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Product Compatibility
- Junos OS Release Notes for Junos Fusion Data Center
- New and Changed Features
- Changes in Behavior and Syntax
- Known Behavior
- Known Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Basic Procedure for Upgrading an Aggregation Device
- Preparing the Switch for Satellite Device Conversion
- Autoconverting a Switch into a Satellite Device
- Manually Converting a Switch into a Satellite Device
- Configuring a Switch into a Satellite Device Before Connecting It to a Junos Fusion Topology
- Configuring Satellite Device Upgrade Groups
- Converting a Satellite Device to a Standalone Device
- Upgrade and Downgrade Support Policy for Junos OS Releases
- Downgrading from Release 17.3
- Product Compatibility
- Junos OS Release Notes for Junos Fusion Enterprise
- New and Changed Features
- Changes in Behavior and Syntax
- Known Behavior
- Known Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Basic Procedure for Upgrading Junos OS on an Aggregation Device
- Upgrading an Aggregation Device with Redundant Routing Engines
- Preparing the Switch for Satellite Device Conversion
- Converting a Satellite Device to a Standalone Switch
- Upgrade and Downgrade Support Policy for Junos OS Releases
- Downgrading from Release 17.3
- Product Compatibility
- Junos OS Release Notes for Junos Fusion Provider Edge
- New and Changed Features
- Changes in Behavior and Syntax
- Known Behavior
- Known Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Basic Procedure for Upgrading an Aggregation Device
- Upgrading an Aggregation Device with Redundant Routing Engines
- Preparing the Switch for Satellite Device Conversion
- Converting a Satellite Device to a Standalone Device
- Upgrading an Aggregation Device
- Upgrade and Downgrade Support Policy for Junos OS Releases
- Downgrading from Release 17.3
- Product Compatibility
- Junos OS Release Notes for MX Series 5G Universal Routing Platforms
- New and Changed Features
- Release 17.3R3-S12 New and Changed Features
- Release 17.3R3 New and Changed Features
- Release 17.3R2 New and Changed Features
- Release 17.3R1 New and Changed Features
- Class of Service (CoS)
- Dynamic Host Configuration Protocol (DHCP)
- EVPNs
- General Routing
- High Availability (HA) and Resiliency
- Interfaces and Chassis
- IPsec
- IPv6
- Layer 2 Features
- Layer 2 VPN
- Layer 3 Features
- Management
- MPLS
- Multicast
- Network Management and Monitoring
- Operation, Administration, and Maintenance (OAM)
- Port Security
- Routing Policy and Firewall Filters
- Routing Protocols
- Security
- Services Applications
- Software Defined Networking (SDN)
- Subscriber Management and Services
- Virtual Chassis
- Changes in Behavior and Syntax
- Class of Service
- EVPNs
- General Routing
- High Availability (HA) and Resiliency
- Infrastructure
- Interfaces and Chassis
- Management
- MPLS
- Network Management and Monitoring
- Routing Protocols
- Security
- Services Application
- Software Installation and Upgrade
- Subscriber Management and Services
- User Interface and Configuration
- VLAN Infrastructure
- Known Behavior
- Known Issues
- Class of Service (CoS)
- EVPN
- Forwarding and Sampling
- General Routing
- High Availability (HA) and Resiliency
- Infrastructure
- Interfaces and Chassis
- Layer 2 Ethernet Services
- Layer 2 Features
- MPLS
- Platform and Infrastructure
- Routing Protocols
- Services Applications
- Subscriber Access Management
- User Interface and Configuration
- VPNs
- Resolved Issues
- Resolved Issues: 17.3R3
- Application Layer Gateways (ALGs)
- Class of Service (CoS)
- EVPN
- Forwarding and Sampling
- General Routing
- High Availability (HA) and Resiliency
- Infrastructure
- Interfaces and Chassis
- Layer 2 Ethernet Services
- Layer 2 Features
- MPLS
- Multicast
- Network Management and Monitoring
- Platform and Infrastructure
- Routing Policy and Firewall Filters
- Routing Protocols
- Services Applications
- Software Installation and Upgrade
- Subscriber Access Management
- User Interface and Configuration
- VPNs
- Resolved Issues: 17.3R2
- Application Layer Gateways (ALGs)
- EVPN
- Forwarding and Sampling
- General Routing
- High Availability and Resiliency
- Infrastructure
- Interfaces and Chassis
- Layer 2 Features
- Layer 2 Ethernet Services
- MPLS
- Network Management and Monitoring
- Platform and Infrastructure
- Routing Policy and Firewall Filters
- Routing Protocols
- Services Applications
- Software Installation and Upgrade
- Subscriber Access Management
- VPNs
- Resolved Issues: 17.3R1
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Product Compatibility
- Junos OS Release Notes for NFX Series
- Junos OS Release Notes for PTX Series Packet Transport Routers
- New and Changed Features
- Changes in Behavior and Syntax
- Known Behavior
- Known Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Product Compatibility
- Junos OS Release Notes for the QFX Series
- New and Changed Features
- Changes in Behavior and Syntax
- Known Behavior
- Known Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Upgrading Software on QFX Series Switches
- Installing the Software on QFX10002 Switches
- Upgrading Software from Junos OS Release 15.1X53-D3X to Junos OS Release 15.1X53-D60, 15.1X53-D61.7, 15.1X53-D62, and 15.1X53-D63 on QFX10008 and QFX10016 Switches
- Installing the Software on QFX10008 and QFX10016 Switches
- Performing a Unified ISSU
- Preparing the Switch for Software Installation
- Upgrading the Software Using Unified ISSU
- Product Compatibility
- Junos OS Release Notes for SRX Series
- Upgrading Using Unified ISSU
- Compliance Advisor
- Finding More Information
- Documentation Feedback
- Requesting Technical Support
- Revision History