In an SD-WAN dual-gateway scenario, a large number of packets are lost when a single device is faulty.

Trouble Ticket Number

DTS2024110908422

Symptom

In an SD-WAN dual-gateway scenario, a large number of packets are lost when a single device is faulty.

Condition

In an SD-WAN dual-gateway scenario, VRRP is configured and the master device in the VRRP group restarts.

Impact

Packet loss occurs, affecting user experience.

Severity

Minor

Root Cause

A VRRP master/backup switchover is performed before EVPN tunnels go up. As a result, packet loss occurs.

Solution

The VRRP switchover process is optimized in an SD-WAN dual-gateway scenario.

Solution Impact

None

Problem Resolved in

V300R023C00SPC100, V300R023C10SPC100

Involved Models

AR600, AR6100, AR6200, AR6300, RU-5G

Precaution

None