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Release Notes: Junos® OS Release 18.2R3 for the ACX Series, EX Series, MX Series, NFX Series, PTX Series, QFX Series, SRX Series, and Junos Fusion

 

7 October 2021

Table of Contents

Introduction
Junos OS Release Notes for ACX Series
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Release 18.2R1 New and Changed Features
Hardware
Authentication Access Control
Class of Service (CoS)
Dynamic Host Configuration Protocol
EVPN
General Routing
Interfaces and Chassis
Layer 2 Features
Layer 3 Features
Management
MPLS
Multicast
Routing Protocols
Routing Policy and Firewall Filters
Security
Software Installation and Upgrade
Timing and Synchronization
Port Security
Changes in Behavior and Syntax
High Availability (HA) and Resiliency
Junos OS XML API and Scripting
Layer 3 Features
Network Management and Monitoring
Platform and Infrastructure
Subscriber Management and Services
Known Behavior
General Routing
Known Issues
General Routing
Interfaces and Chassis
Layer 2 Features
MPLS
Timing and Synchronization
Resolved Issues
Resolved Issues: 18.2R3
Class of Service (CoS)
General Routing
Services Applications
Resolved Issues: 18.2R2
Class of Service (CoS)
General Routing
Layer 2 Ethernet Services
Documentation Updates
Migration, Upgrade, and Downgrade Instructions
Upgrade and Downgrade Support Policy for Junos OS Releases
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for EX Series Switches
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Port Security
Release 18.2R1 New and Changed Features
Hardware
Authentication and Access Control
Authentication, Authorization, and Accounting (AAA)
Class of Service (CoS)
Dynamic Host Configuration Protocol (DHCP)
EVPN
Interfaces and Chassis
Layer 2 Features
Operation, Administration, and Maintenance (OAM)
Port Security
Restoration Procedures Failure
Software Installation and Upgrade
Software Licensing
System Management
User Interface and Configuration
Virtual Chassis
Changes in Behavior and Syntax
EVPN
General Routing
High Availability (HA) and Resiliency
Interfaces and Chassis
Junos OS XML, API, and Scripting
Junos Telemetry Interface
Layer 2 Features
Network Management and Monitoring
Security
Software Installation and Upgrade
Subscriber Management and Services
User Interface and Configuration
Virtual Chassis
Known Behavior
EVPN
Infrastructure
Interfaces and Chassis
Platform and Infrastructure
Virtual Chassis
Known Issues
Authentication and Access Control
General Routing
Infrastructure
Interfaces and Chassis
Layer 2 Features
Multicast
Platform and Infrastructure
Routing Protocols
Subscriber Access Management
VPNs
Known Issues: 18.2R3-S2
Resolved Issues
Resolved Issues: 18.2R3
Authentication and Access Control
EVPN
Infrastructure
Interfaces and Chassis
Layer 2 Features
Layer 3 Features
Layer 2 Ethernet Services
Network Management and Monitoring
Platform and Infrastructure
Routing Protocols
Software Installation and Upgrade
Spanning Tree Protocols
Resolved Issues: 18.2R3-S1
Resolved Issues: 18.2R3-S2
Resolved Issues:18.2R2
Authentication and Access Control
EVPN
General Routing
High Availability (HA) and Resiliency
Infrastructure
Interfaces and Chassis
Layer 2 Features
Platform and Infrastructure
Routing Protocols
Resolved Issues: 18.2R1
Forwarding and Sampling
General Routing
Interfaces and Chassis
Layer 2 Ethernet Services
Layer 2 Features
MPLS
Platform and Infrastructure
Documentation Updates
Migration, Upgrade, and Downgrade Instructions
Upgrade and Downgrade Support Policy for Junos OS Releases
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for Junos Fusion Enterprise
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Release 18.2R1 New and Changed Features
Junos Fusion Enterprise
Changes in Behavior and Syntax
High Availability (HA) and Resiliency
Known Behavior
Junos Fusion Enterprise
Known Issues
Junos Fusion Enterprise
Resolved Issues
Resolved Issues: 18.2R3
Resolved Issues: 18.2R2
Resolved Issues: 18.2R1
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 Junos OS Release 18.2
Product Compatibility
Hardware and Software Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for Junos Fusion Provider Edge
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Release 18.2R1 New and Changed Features
Changes in Behavior and Syntax
High Availability (HA) and Resiliency
Known Behavior
Junos Fusion
Known Issues
Junos Fusion
Resolved Issues
Resolved Issues: 18.2R3
Junos Fusion
Resolved Issues: 18.2R2
Junos Fusion
Resolved Issues: 18.2R1
Class of Service (CoS)
Junos Fusion
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 18.2
Product Compatibility
Hardware Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for MX Series 5G Universal Routing Platforms
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Network Management and Monitoring
Routing Protocols
Release 18.2R1-S4 New and Changed Features
Services Applications
Release 18.2R1-S2 New and Changed Features
Routing Protocols
Release 18.2R1 New and Changed Features
Hardware
Authentication and Access Control
Authentication, Authorization, and Accounting (AAA) (RADIUS)
Class of Service (CoS)
EVPN
Flow-Based and Packet-Based Processing
High Availability (HA) and Resiliency
Interfaces and Chassis
Junos Telemetry Interface
Layer 2 Features
Layer 3 Features
MPLS
Network Management and Monitoring
Restoration Procedures and Failure Handling
Routing Protocols
Services Applications
Software Installation and Upgrade
Subscriber Management and Services
System Management
User Interface and Configuration
VPN
Changes in Behavior and Syntax
Class of Service (CoS)
EVPN
General Routing
High Availability (HA) and Resiliency
Infrastructure
Interfaces and Chassis
Junos OS XML API and Scripting
Junos Telemetry Interface
MPLS
Network Management and Monitoring
Routing Protocols
Services Applications
Software Defined Networking
Software Installation and Upgrade
Subscriber Management and Services
User Interface and Configuration
Known Behavior
EVPN
Forwarding and Sampling
General Routing
Infrastructure
Interfaces and Chassis
Platform and Infrastructure
Routing Protocols
Services Applications
Software Installation and Upgrade
Subscriber Management and Services
User Interface and Configuration
Known Issues
Class of Service (CoS)
EVPN
Forwarding and Sampling
General Routing
Infrastructure
Interfaces and Chassis
Layer 2 Ethernet Services
Layer 2 Features
MPLS
Network Management and Monitoring
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Services Applications
Subscriber Access Management
User Interface and Configuration
VPNs
Resolved Issues
Resolved Issues: 18.2R3
Application Layer Gateways (ALGs)
Authentication and Access Control
Class of Service (CoS)
Flow-Based and Packet-based Processing
EVPN
Forwarding and Sampling
General Routing
Infrastructure
Interfaces and Chassis
Layer 2 Ethernet Services
Layer 2 Features
MPLS
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: 18.2R2
General Routing
Application Layer Gateways (ALGs)
Class of Service (CoS)
EVPN
Forwarding and Sampling
High Availability (HA) and Resiliency
Infrastructure
Interfaces and Chassis
Layer 2 Ethernet Services
Layer 2 Features
MPLS
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: 18.2R1
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
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
Documentation Updates
Subscriber Management Access Network
Subscriber Management Provisioning
Subscriber Management VLAN Interface
Migration, Upgrade, and Downgrade Instructions
Basic Procedure for Upgrading to Release 18.2
Procedure to Upgrade to FreeBSD 11.x based Junos OS
Procedure to Upgrade to FreeBSD 6.x based Junos OS
Upgrade and Downgrade Support Policy for Junos OS Releases
Upgrading a Router with Redundant Routing Engines
Downgrading from Release 18.2
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for NFX Series
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Release 18.2R1 New and Changed Features
Hardware
Advanced Policy-Based Routing (APBR)
Security
Virtual Network Functions
Changes in Behavior and Syntax
Factory-default Configuration
High Availability (HA) and Resiliency
Known Behavior
Hugepapges
Interfaces
Platform and Infrastructure
SNMP
Virtual Network Functions (VNFs)
Known Issues
Interfaces
Platform and Infrastructure
Resolved Issues
Resolved Issues: 18.2R3
Resolved Issues: 18.2R2
Resolved Issues: 18.2R1
Documentation Updates
Migration, Upgrade, and Downgrade Instructions
Upgrade and Downgrade Support Policy for Junos OS Releases
Basic Procedure for Upgrading to Release 18.2
Product Compatibility
Hardware Compatibility Tool
Software Version Compatibility
NFX250 Software Version Compatibility
Junos OS Release Notes for PTX Series Packet Transport Routers
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Interfaces and Chassis
Release 18.2R1 New and Changed Features
Hardware
Class of Service (CoS)
High Availability (HA) and Resiliency
Interfaces and Chassis
Junos Telemetry Interface
Layer 3 Features
MPLS
Multicast
Network Management and Monitoring
Operation, Administration, and Maintenance (OAM)
Routing Policy and Firewall Filters
Services Applications
Software Installation and Upgrade
System Management
Changes in Behavior and Syntax
High Availability (HA) and Resiliency
Interfaces and Chassis
Junos OS XML API and Scripting
Junos Telemetry Interface
MPLS
Network Management and Monitoring
Routing Policy and Firewall Filters
Software Installation and Upgrade
Subscriber Management and Services
Known Behavior
General Routing
Infrastructure
Interfaces and Chassis
Known Issues
Forwarding and Sampling
General Routing
Infrastructure
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
Resolved Issues
Resolved Issues: 18.2R3
General Routing
Infrastructure
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
VPNs
Resolved Issues: 18.2R2
General Routing
Infrastructure
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
Resolved Issues: 18.2R1
General Routing
Infrastructure
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
Documentation Updates
Migration, Upgrade, and Downgrade Instructions
Upgrade and Downgrade Support Policy for Junos OS Releases
Upgrading a Router with Redundant Routing Engines
Basic Procedure for Upgrading to Release 18.2
Installing the Software on PTX10002-60C Routers
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for the QFX Series
New and Changed Features
Release 18.2R3 New and Changed Features
Release 18.2R2 New and Changed Features
Release 18.2R1 New and Changed Features
Hardware
Authentication Access Control
EVPN
Interfaces and Chassis
Junos Telemetry Interface
Port Security
Restoration Procedures Failure
Routing Protocols
Security
Software Installation and Upgrade
System Management
VLAN Infrastructure
Changes in Behavior and Syntax
EVPN
High Availability (HA) and Resiliency
Interfaces and Chassis
Junos OS XML, API, and Scripting
Junos Telemetry Interface
Layer 2 Features
MPLS
Network Management and Monitoring
Routing Policy and Firewall Filters
Security
Software Installation and Upgrade
Virtual Chassis
Known Behavior
EVPN
General Routing
Interfaces and Chassis
Layer 2 Features
Routing Protocols
Virtual Chassis
Known Issues
EVPN
General Routing
Infrastructure
Layer 2 Ethernet Services
Layer 2 Features
MPLS
Platform and Infrastructure
Routing Protocols
Resolved Issues
Resolved Issues: 18.2R3
Authentication and Access Control
Class of Service (CoS)
EVPN
Forwarding and Sampling
General Routing
Interfaces and Chassis
Junos Fusion Satellite Software
Layer 2 Ethernet Services
Layer 2 Features
Network Management and Monitoring
Platform and Infrastructure
Routing Protocols
Spanning Tree Protocols
Resolved Issues: 18.2R2
Class of Service (CoS)
EVPN
General Routing
Infrastructure
Interfaces and Chassis
Layer 2 Features
MPLS
Platform and Infrastructure
Routing Protocols
Software Installation and Upgrade
Resolved Issues: 18.2R1
EVPN
General Routing
Interfaces and Chassis
Junos Fusion Satellite Software
Layer 2 Features
MPLS
Multicast
Platform and Infrastructure
Routing Protocols
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
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for SRX Series
New and Changed Features
Release 18.2R3-New and Changed Features
Release 18.2R2-New and Changed Features
Flow-Based and Packet-Based Processing
VPN
Release 18.2R1-S3 New and Changed Features
VPN
Release 18.2R1-S1 New and Changed Features
Hardware
Interfaces and Chassis
J-Web
Platform and Infrastructure
Release 18.2R1 New and Changed Features
ALG
Application Security
Authentication and Access Control
Flow and Processing
IDP
Interfaces and Chassis
J-Web
Logical Systems
NAT
Routing and Forwarding Options
Security Policies
User Interface and Configuration
UTM
VPN
Changes in Behavior and Syntax
Juniper Sky ATP
Network Management and Monitoring
Security
VPNs
Known Behavior
Chassis Clustering
Flow-Based and Packet-Based Processing
J-Web
Routing Protocols
User Interface and Configuration
VPNs
Known Issues
Application Security
Application Identification
Flow-Based and Packet-Based Processing
J-Web
Platform and Infrastructure
VPNs
Resolved Issues
Resolved Issues: 18.2R3
Application Identification
Application Layer Gateways (ALGs)
Application Security
Chassis Clustering
Flow-Based and Packet-Based Processing
Interfaces and Chassis
Intrusion Detection and Prevention (IDP)
J-Web
Multiprotocol Label Switching (MPLS)
Network Address Translation (NAT)
Network Management and Monitoring
Platform and Infrastructure
Routing Policy and Firewall Filters
Unified Threat Management (UTM)
VPNs
Resolved Issues: 18.2R2
Application Layer Gateways (ALGs)
Chassis Clustering
Class of Service (CoS)
Command Line Interface
Dynamic Host Configuration Protocol
Flow-based and Packet-based Processing
Interfaces and Chassis
Interfaces and Routing
Intrusion Detection and Prevention (IDP)
J-Web
Layer 2 Features
Layer 2 Ethernet Services
Network Address Translation (NAT)
Network Management and Monitoring
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Services Applications
Unified Threat Management (UTM)
VPNs
Resolved Issues: 18.2R1
Application Layer Gateways (ALGs)
Authentication and Access Control
Chassis Clustering
Class of Service (CoS)
Flow-Based and Packet-Based Processing
Intrusion Detection and Prevention (IDP)
J-Web
Layer 2 Ethernet Services
Network Address Translation (NAT)
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Unified Threat Management (UTM)
VLAN Infrastructure
VPN
Documentation Updates
Migration, Upgrade, and Downgrade Instructions
Upgrade and Downgrade Support Policy for Junos OS Releases and Extended End-Of-Life Releases
Product Compatibility
Hardware Compatibility
Upgrading Using ISSU
Compliance Advisor
Finding More Information
Documentation Feedback
Requesting Technical Support
Revision History