Describes restrictions for VRRP interface tracking, helping users understand feature limitations, compatibility considerations, and deployment caveats when designing VRRP solutions.
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Use VRRP only with service-side VPNs.
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Configure VRRP physical interfaces with VPN 0 when you use subinterfaces.
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Enable VRRP tracking only on a physical uplink interface or a logical tunnel interface (IPSEC, GRE, or both).
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Do not use IP prefix as an object for the VRRP Tracking feature.
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Apply the same tracker to multiple VRRP groups or VPNs.
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Do not track multiple VRRP interfaces using the same track object.
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Group a maximum of 16 track objects under a list track object.
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Do not configure tloc-change or increase-preference on more than one VRRP group.