Release Notes: Junos® OS Release 20.2R3 for the ACX Series, cSRX, EX Series, JRR Series, Junos Fusion, MX Series, NFX Series, PTX Series, QFX Series, SRX Series, vMX, vRR, and vSRX
20 July 2023
Table of Contents
- Introduction
- Junos OS Release Notes for ACX Series
- Junos OS Release Notes for cSRX
- Junos OS Release Notes for EX Series
- What's New
- What's Changed
- Known Limitations
- Open Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Junos OS Release Notes for JRR Series
- Junos OS Release Notes for Junos Fusion for Enterprise
- What’s New
- What's Changed
- Known Limitations
- Open 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 Junos OS
- Junos OS Release Notes for Junos Fusion for Provider Edge
- What's New
- What's Changed
- Known Limitations
- Open 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 Junos OS Release 20.1
- Junos OS Release Notes for MX Series
- What's New
- What’s New in Release 20.2R3
- What’s New in Release 20.2R2-S3
- What’s New in Release 20.2R2-S2
- What’s New in Release 20.2R2
- What’s New in Release 20.2R1-S1
- What’s New in Release 20.2R1
- Class of Service (CoS)
- EVPN
- High Availability (HA) and Resiliency
- Interfaces and Chassis
- Juniper Extension Toolkit (JET)
- Junos Telemetry Interface
- Layer 2 VPN
- Layer 3 Features
- Management
- MPLS
- Multicast
- Network Management and Monitoring
- Next Gen Services
- Operation, Administration, and Maintenance (OAM)
- Routing Policy and Firewall Filters
- Routing Protocols
- Services Applications
- Software-Defined Networking (SDN)
- Subscriber Management and Services
- System Logging
- System Management
- Virtual Chassis
- What's Changed
- Known Limitations
- Open Issues
- Class of Service (CoS)
- EVPN
- Forwarding and Sampling
- General Routing
- High Availability (HA) and Resiliency
- Infrastructure
- Interfaces and Chassis
- Layer 2 Ethernet Services
- MPLS
- Platform and Infrastructure
- Routing Policy and Firewall Filters
- Routing Protocols
- Services Applications
- Subscriber Access Management
- User Interface and Configuration
- VPNs
- Resolved Issues
- Resolved Issues: 20.2R3
- Resolved Issues: 20.2R2
- Application Layer Gateways (ALGs)
- EVPN
- Forwarding and Sampling
- General Routing
- Infrastructure
- Interfaces and Chassis
- Intrusion Detection and Prevention (IDP)
- Junos Fusion for Provider Edge
- Layer 2 Ethernet Services
- MPLS
- Network Address Translation (NAT)
- Network Management and Monitoring
- Platform and Infrastructure
- Routing Protocols
- Services Applications
- Subscriber Access Management
- User Interface and Configuration
- VPNs
- Resolved Issues: 20.2R1
- Application Layer Gateways (ALGs)
- Class of Service (CoS)
- EVPN
- Forwarding and Sampling
- General Routing
- High Availability (HA) and Resiliency
- Infrastructure
- Interfaces and Chassis
- Intrusion Detection and Prevention (IDP)
- J-Web
- Junos Fusion for Enterprise
- Junos Fusion Satellite Software
- Layer 2 Ethernet Services
- Layer 2 Features
- MPLS
- Platform and Infrastructure
- Routing Policy and Firewall Filters
- Routing Protocols
- Services Applications
- Subscriber Access Management
- VPNs
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Junos OS Release Notes for NFX Series
- Junos OS Release Notes for PTX Series
- Junos OS Release Notes for the QFX Series
- What's New
- What's Changed
- Known Limitations
- Open Issues
- Resolved Issues
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Upgrading Software on QFX Series Switches
- Installing the Software on QFX10002-60C 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
- Upgrade and Downgrade Support Policy for Junos OS Releases
- Junos OS Release Notes for SRX Series
- What’s New
- What’s New in Release 20.2R3
- What’s New in Release 20.2R2
- What’s New in Release 20.2R1
- Application Security
- Authentication and Access Control
- Flow-Based and Packet-Based Processing
- General Packet Radio Switching (GPRS)
- Intrusion Detection and Prevention (IDP)
- Junos Telemetry Interface
- Juniper Extension Toolkit (JET)
- J-Web
- ATP Cloud
- Logical Systems and Tenant Systems
- Multicast
- Network Address Translation (NAT)
- Network Management and Monitoring
- Platform and Infrastructure
- Port Security
- Security
- Software Installation and Upgrade
- Unified Threat Management (UTM)
- What's Changed
- Known Limitations
- Open Issues
- Resolved Issues
- Resolved Issues: 20.2R3
- Resolved Issues: 20.2R2
- Resolved Issues: 20.2R1
- Application Layer Gateways (ALGs)
- Authentication and Access Control
- Flow-Based and Packet-Based Processing
- Intrusion Detection and Prevention (IDP)
- J-Web
- Layer 2 Ethernet Services
- Multiprotocol Label Switching (MPLS)
- Network Address Translation (NAT)
- Network Management and Monitoring
- Platform and Infrastructure
- Routing Policy and Firewall Filters
- Routing Protocols
- Unified Threat Management (UTM)
- VPNs
- Documentation Updates
- Migration, Upgrade, and Downgrade Instructions
- Junos OS Release Notes for vMX
- Junos OS Release Notes for vRR
- Junos OS Release Notes for vSRX
- Upgrading Using ISSU
- Licensing
- Compliance Advisor
- Finding More Information
- Documentation Feedback
- Requesting Technical Support
- Revision History