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Release Notes: Junos® OS Release 18.1R3 for the ACX Series, EX Series, MX Series, NFX Series, PTX Series, QFX Series, SRX Series, and Junos Fusion

 

26 August 2021

Table of Contents

Introduction
Junos OS Release Notes for ACX Series
New and Changed Features
Release 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Management
Changes in Behavior and Syntax
Interfaces and Chassis
Known Behavior
Known Issues
Resolved Issues
Resolved Issues: 18.1R3
Resolved Issues: 18.1R2
Resolved Issues: 18.1R1
Alarms
Dynamic Host Configuration Protocol
Firewall Filters
Installation and Upgrade
Layer 2 Features
VPN
Documentation Updates
New Simplified Documentation Architecture
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 18.1R3-S3 New and Changed Features
EVPNs
Release 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Hardware
Interfaces and Chassis
Restoration Procedures Failure
Virtual Chassis
Release 18.1R1 New and Changed Features
Hardware
Authentication, Authorization, and Accounting (AAA) (RADIUS)
Class of Service (CoS)
High Availability (HA) and Resiliency
Layer 2 Features
Layer 3 Features
Multicast
Network Management and Monitoring
Port Security
Security
User Interface and Configuration
Virtual Chassis
Changes in Behavior and Syntax
Release 18.1R3-S10 Changes in Behavior and Syntax
Routing Protocols
Release 18.1R3-S7 Changes in Behavior and Syntax
Routing Protocols
Release 18.1R3 Changes in Behavior and Syntax
Network Management and Monitoring
Layer 2 Features
Security
Subscriber Management and Services
Virtual Chassis
Release 18.1R2 Changes in Behavior and Syntax
Interfaces and Chassis
Multicast
Release 18.1R1 Changes in Behavior and Syntax
Management
Network Management and Monitoring
Known Behavior
Infrastructure
Interfaces and Chassis
Platform and Infrastructure
Virtual Chassis
Known Issues
General Routing
Infrastructure
Layer 2 Features
Platform and Infrastructure
Resolved Issues
Resolved Issues: 18.1R3
General Routing
EVPN
Infrastructure
Layer 2 Features
Network Management and Monitoring
Platform and Infrastructure
Resolved Issues: 18.1R2
General Routing
Forwarding and Sampling
Infrastructure
Interfaces and Chassis
Platform and Infrastructure
Routing Protocols
Resolved Issues: 18.1R1
Authentication and Access Control
EVPN
Infrastructure
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
User Interface and Configuration
Documentation Updates
New Simplified Documentation Architecture
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 Data Center
New and Changed Features
Release 18.1R3 New and Changed Features
Release 18.1R2-S2 New and Changed Features
Class of Service
EVPN
Interfaces and Chassis
Junos Fusion Data Center
Multicast
Port Security
Storage
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Changes in Behavior and Syntax
Known Behavior
Junos Fusion Data Center
Known Issues
Junos Fusion Data Center
Resolved Issues
Resolved Issues: 18.1R3
Resolved Issues: 18.1R2
Junos Fusion Data Center
Resolved Issues: 18.1R1
Junos Fusion Data Center
Documentation Updates
New Simplified Documentation Architecture
Migration, Upgrade, and Downgrade Instructions
Basic Procedure for Upgrading an Aggregation Device
Preparing the Switch for Satellite Device Conversion
Configuring Satellite Device Upgrade Groups
Converting a Satellite Device to a Standalone Device
Upgrade and Downgrade Support Policy for Junos OS Releases
Downgrading from Junos OS Release 18.1
Product Compatibility
Hardware and Software Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for Junos Fusion Enterprise
New and Changed Features
Release 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Junos Fusion Enterprise
Changes in Behavior and Syntax
Known Behavior
Known Issues
Junos Fusion Enterprise
Resolved Issues
Resolved Issues: 18.1R3
Resolved Issues: 18.1R2
Resolved Issues: 18.1R1
Documentation Updates
New Simplified Documentation Architecture
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
Product Compatibility
Hardware and Software Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for Junos Fusion Provider Edge
New and Changed Features
Release 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Hardware
Class of Service (CoS)
Junos Fusion
Changes in Behavior and Syntax
Known Behavior
Junos Fusion
Known Issues
Junos Fusion
Resolved Issues
Resolved Issues: 18.1R3
Resolved Issues: 18.1R2
Junos Fusion
Resolved Issues: 18.1R1
Junos Fusion
Documentation Updates
New Simplified Documentation Architecture
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 18.1
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 18.1R3-S3 New and Changed Features
EVPNs
Release 18.1R3 New and Changed Features
Interfaces and Chassis
Release 18.1R2 New and Changed Features
Class of Service (CoS)
Restoration Procedures Failure
Software Installation and Upgrade
Release 18.1R1 New and Changed Features
Authentication, Authorization, and Accounting (AAA) (RADIUS)
Class of Service (CoS)
Dynamic Host Configuration Protocol (DHCP)
EVPNs
General Routing
High Availability and Resiliency
Interfaces and Chassis
IPv6
Junos OS XML, API and Scripting
Management
MPLS
Multicast
Network Management and Monitoring
Operation, Administration, and Maintenance (OAM)
Routing Policy and Firewall Filters
Routing Protocols
Security
Services Applications
Software Defined Networking
Subscriber Management and Services
User Interface and Configuration
VPNs
Changes in Behavior and Syntax
Release 18.1R3-S12 Changes in Behavior and Syntax
Infrastructure
Release 18.1R3-S7 Changes in Behavior and Syntax
Interfaces and Chassis
Release 18.1R3-S5 Changes in Behavior and Syntax
Routing Protocols
Release 18.1R3 Changes in Behavior and Syntax
MPLS
Network Management and Monitoring
Services Applications
Software Installation and Upgrade
Subscriber Management and Services
Release 18.1R2 Changes in Behavior and Syntax
High Availability (HA) and Resiliency
Interfaces and Chassis
MPLS
Network Management and Monitoring
Routing Protocols
Software Defined Networking
Subscriber Management and Services
Release 18.1R1 Changes in Behavior and Syntax
EVPNs
Interfaces and Chassis
Management
MPLS
Network Management and Monitoring
Network Operations and Troubleshooting Automation
Routing Protocols
Software Defined Networking
Subscriber Management and Services
User Interface and Configuration
Known Behavior
EVPN
General Routing
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
Services Applications
Software Installation and Upgrade
Subscriber Management and Services
Known Issues
Class of Service(CoS)
EVPN
Forwarding and Sampling
General Routing
Infrastructure
Interfaces and Chassis
Layer 2 Ethernet Services
Layer 2 Features
MPLS
Platform and Infrastructure
Routing Protocols
Services Applications
Software Installation and Upgrade
Subscriber Management and Services
VPNs
Resolved Issues
Resolved Issues: 18.1R3
Authentication and Access Control
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
Subscriber Management and Services
User Interface and Configuration
VPNs
Resolved Issues: 18.1R2
Class of Service (CoS)
EVPN
Forwarding and Sampling
General Routing
High Availability (HA) and Resiliency
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
VPNs
Resolved Issues: 18.1R1
Application Layer Gateways (ALGs)
EVPN
Forwarding and Sampling
General Routing
High Availability (HA) and Resiliency
Infrastructure
Interfaces and Chassis
Layer 2 Ethernet Services
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
Documentation Updates
New Simplified Documentation Architecture
Subscriber Management Access Network Guide
Subscriber Management Provisioning Guide
Migration, Upgrade, and Downgrade Instructions
Basic Procedure for Upgrading to Release 18.1
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 18.1
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for NFX Series
New and Changed Features
Release 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Hardware
Service Chaining
Security
Layer 2 Features and Protocols
Layer 3 Features and Protocols
Fault Management
Network Service Orchestrator
Wireless WAN
Changes in Behavior and Syntax
CLI
Known Behavior
Known Behavior: 18.1R3
Known Issues
Known Issues: 18.1R3
Resolved Issues
Resolved Issues: 18.1R3
Resolved Issues: 18.1R2
Resolved Issues: 18.1R1
Documentation Updates
New Simplified Documentation Architecture
Migration, Upgrade, and Downgrade Instructions
Upgrade and Downgrade Support Policy for Junos OS Releases
Basic Procedure for Upgrading to Release 18.1
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Software Version Compatibility
NFX150 Software Version Compatibility
NFX250 Software Version Compatibility
Junos OS Release Notes for PTX Series Packet Transport Routers
New and Changed Features
Release 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Hardware
Class of Service (CoS)
Interfaces and Chassis
Junos OS XML API and Scripting
Management
MPLS
Network Management and Monitoring
Routing Policy and Firewall Filters
Routing Protocols
Security
Services Applications
Changes in Behavior and Syntax
Interfaces and Chassis
Management
Network Management and Monitoring
Network Operations and Troubleshooting Automation
Subscriber Management and Services
Known Behavior
General Routing
Interfaces and Chassis
Known Issues
General Routing
Infrastructure
Interfaces and Chassis
MPLS
Resolved Issues
Resolved Issues: 18.1R3
General Routing
MPLS
Platform and Infrastructure
Routing Protocols
Resolved Issues: 18.1R2
General Routing
Interfaces and Chassis
Platform and Infrastructure
Routing Protocols
Resolved Issues: 18.1R1
General Routing
Infrastructure
Interfaces and Chassis
MPLS
Platform and Infrastructure
Routing Protocols
VPNs
Documentation Updates
New Simplified Documentation Architecture
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 Junos OS Release 18.1
Product Compatibility
Hardware Compatibility
Hardware Compatibility Tool
Junos OS Release Notes for the QFX Series
New and Changed Features
Release 18.1R3-S3 New and Changed Features
EVPNs
Routing Policy and Firewall Filters
Security
Release 18.1R3 New and Changed Features
EVPNs
Interfaces and Chassis
Junos on White Box
Release 18.1R2 New and Changed Features
EVPNs
Restoration Procedures and Failure Handling
Release 18.1R1 New and Changed Features
Hardware
Authentication, Authorization, and Accounting (AAA) (RADIUS)
Class of Service (CoS)
EVPN
Interfaces and Chassis
IPv4
IPv6
Junos OS XML API and Scripting
Layer 2 Features
Layer 3 Features
Management
MPLS
Multicast
Network Management and Monitoring
Port Security
Routing Protocols
Security
Software Defined Networking (SDN)
Software Installation and Upgrade
Storage and Fibre Channel
System Management
Changes in Behavior and Syntax
Unresolved xref
Interfaces and Chassis
Management
Network Management and Monitoring
Network Operations and Troubleshooting Automation
Routing Policy and Firewall Filters
Routing Protocols
Known Behavior
EVPN
Interfaces and Chassis
Layer 2 Features
Multicast
Platform and Infrastructure
Routing Protocols
Storage and Fibre Channel
Virtual Chassis
Services Applications
Known Issues
EVPN
Interfaces and Chassis
Layer 2 Features
MPLS
Platform and Infrastructure
Routing Protocols
Resolved Issues
Resolved Issues: 18.1R3
Class of Service (CoS)
EVPN
Infrastructure
Interfaces and Chassis
Layer 2 Features
MPLS
Platform and Infrastructure
Routing Protocols
Software Installation and Upgrade
Resolved Issues: 18.1R2
EVPN
Interfaces and Chassis
Layer 2 Features
MPLS
Platform and Infrastructure
Routing Protocols
Resolved Issues: 18.1R1
Class of Service (CoS)
EVPN
Interfaces and Chassis
Layer 2 Features
MPLS
Multicast
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Virtual Chassis
Documentation Updates
New Simplified Documentation Architecture
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 18.1R3 New and Changed Features
Release 18.1R2 New and Changed Features
Release 18.1R1 New and Changed Features
Application Security
Authentication and Access
Chassis Cluster
Class of Service (CoS)
Flow-Based and Packet-Based Processing
Interfaces and Chassis
Multicast
Network Management and Monitoring
User Interface and Configuration
VPN
Changes in Behavior and Syntax
Chassis Cluster
Juniper Sky ATP
VPN
Known Behavior
Chassis Clustering
J-Web
Platform and Infrastructure
Software Installation and Upgrade
User Interface and Configuration
VPNs
Known Issues
Application Layer Gateways (ALGs)
Chassis Clustering
Class of Service (CoS)
Flow-based and Packet-based Processing
Interfaces and Routing
Intrusion Detection and Prevention (IDP)
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Software Installation and Upgrade
VPNs
Software Installation and Upgrade
VPNs
Resolved Issues
Resolved Issues: 18.1R3
Chassis Clustering
Flow-based and Packet-based Processing
General Routing
Interfaces and Routing
Intrusion Detection and Prevention (IDP)
J-Web
Layer 2 Features
Layer 2 Ethernet Services
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Unified Threat Management (UTM)
VLAN Infrastructure
VPNs
Resolved Issues: 18.1R2
API
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
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Software Installation and Upgrade
VPNs
Resolved Issues: 18.1R1
Application Layer Gateways (ALGs)
Authentication and Access Control
Chassis Clustering
Flow-Based and Packet-Based Processing
Interfaces and Chassis
Intrusion Detection and Prevention (IDP)
J-Web
Layer 2 Ethernet Services
Network Address Translation (NAT)
Network Security
Network Management and Monitoring
Platform and Infrastructure
Routing Policy and Firewall Filters
Routing Protocols
Software Installation and Upgrade
Unified Threat Management (UTM)
VPNs
Documentation Updates
New Simplified Documentation Architecture
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