Juniper EX9200 Features Manual page 6

High Availability Feature Guide for EX9200 Switches
Chapter 14
Part 6
Chapter 15
Chapter 16
vi
Functionality of VRRPv3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
VRRPv3 Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
VRRPv3 Advertisement Intervals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Unified ISSU for VRRPv3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Improving the Convergence Time for VRRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Configuring VRRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Configuring the Startup Period for VRRP Operations . . . . . . . . . . . . . . . . . . . . . . 129
Configuring Basic VRRP Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Configuring VRRP Authentication (IPv4 Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Configuring the Advertisement Interval for the VRRP Master Router . . . . . . . . . . 135
Modifying the Advertisement Interval in Seconds . . . . . . . . . . . . . . . . . . . . . 136
Modifying the Advertisement Interval in Milliseconds . . . . . . . . . . . . . . . . . . 136
Configuring a Backup Router to Preempt the VRRP Master Router . . . . . . . . . . . 138
Modifying the Preemption Hold-Time Value for the VRRP Master Router . . . . . . 138
Configuring the Asymmetric Hold Time for VRRP Routers . . . . . . . . . . . . . . . . . . 139
Configuring an Interface to Accept All Packets Destined for the Virtual IP Address
of a VRRP Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Configuring a Logical Interface to Be Tracked for a VRRP Group . . . . . . . . . . . . . 141
Configuring a Route to Be Tracked for a VRRP Group . . . . . . . . . . . . . . . . . . . . . . 143
Configuring Inheritance for a VRRP Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Configuring the Silent Period to Avoid Alarms Due to Delay in Receiving VRRP
Advertisement Packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Configuring Passive ARP Learning for Backup VRRP Routers . . . . . . . . . . . . . . . . 147
Enabling the Distributed Periodic Packet Management Process for VRRP . . . . . 148
Configuring VRRP to Improve Convergence Time . . . . . . . . . . . . . . . . . . . . . . . . . 149
Configuring VRRP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Configuring VRRP for IPv6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Configuring VRRP Route Tracking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Tracing VRRP Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Performing Unified In-Service Software Upgrade (ISSU)
Understanding How Unified ISSU Enables Software Upgrades with
Minimal Traffic Disruption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Upgrading Routers Using Unified ISSU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Getting Started with Unified In-Service Software Upgrade . . . . . . . . . . . . . . . . . 159
Unified ISSU System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Unified ISSU System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
General Unified ISSU Considerations for All Platforms . . . . . . . . . . . . . . . . . 162
Unified ISSU Considerations for MX Series Routers . . . . . . . . . . . . . . . . . . . . 163
Unified ISSU Considerations for PTX Series Routers . . . . . . . . . . . . . . . . . . . 163
Unified ISSU Considerations for T Series Routers . . . . . . . . . . . . . . . . . . . . . 164
Unified ISSU Platform Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Unified ISSU Protocol Support for M Series, MX Series, and T Series Routers
and EX9200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
Unified ISSU Feature Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
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