Vmware vSphere ESXi 7.0 U1 or later supports only 3 port mirroring destination

Products

• VMware vSphere ESXi

Issue/Introduction

Symptoms:

From version  ESXi 7.0 U1 or later, when configuring more than 3 mirroring destination IPs in "Encapsulated Remote Mirroring (L3) Source" Port mirroring session, some of the destination IPs will not receive mirrored packets.

Environment

VMware vSphere ESXi 7.0.1
VMware vSphere ESXi 7.0.3
VMware vSphere ESXi 7.0.2

Cause

The maximum number of destination IPs that can be configured in one session is 3.

Resolution

This is expected behaviour of Vmware vSphere ESXi 7.0 U1 or later.

Workaround:
Do not configure more than 3 destination IPs for a session.