Cassia X2000 - Network Requirements for AC

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Copyright 2023 Cassia Networks, Inc.
Version: EN-2023039-YJ
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4.4. Network Requirement
From v2.1.1, for the gateways that uses MQTT to communicate with AC (default setting),
the following ports are used and required for firewall configuration. TCP ports 80, 443 and
9999 are not required anymore.
Please make sure the following ports are opened outbound on the gateway side firewall.
Type
Port
M/O
Description
TCP
8883
Mandatory
Gateway-AC communication
UDP
53
Mandatory*
DNS lookup for AC address. *Optional if internal DNS
is specified in gateway network configuration
TCP
1883
Optional
For MQTT bypass function only (see chapter 5.6)
For the gateways that use CAPWAP to communicate with AC or the gateways using
firmware below v2.1.1, the following ports may be used and required for firewall
configuration.