Technical Note: Issues when using WhatsApp when tr...

FortiGate

FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.

Article Id 197031

Description

When using WhatsApp on an IP Phone or WhatsApp Web on a PC, there may be some issues when transferring archives. This may be seen even if no UTM nor any SSL Inspection Profiles are being used.

Solution

If an internal DNS server is being used then ensure that their IPs are configured on a General "Any to Any" IPv4 Policy:

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Technical Note: Issues when using WhatsApp when transferring archives