Shure Incorporated
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ly than general packets for backward compatibility reasons. In some cases, the WiFi router will limit the multicast packet trans
mission rate to a value that is too slow for web application to properly operate.
Wi-Fi routers typically support 802.11b, 802.11a/g, and/or 802.11n standards. By default, many Wi-Fi routers are configured to
allow older 802.11b devices to operate over the network. In this configuration, these routers will automatically limit the multicast
data rates (or sometimes referred to as ‘basic rate’, or ‘management rate’) to 12Mbps.
Note: A Wi-Fi connection can only be used for the control software. Network audio cannot be transmitted over Wi-Fi.
Tip: For larger wireless microphone configurations, it’s recommended to increase the multicast transmission rate to provide adequate bandwidth.
Important: For best performance, use a Wi-Fi router that does not limit the multicast rate to 1-2 Mbps.
Shure recommends the following Wi-Fi router brands:
Cisco
Linksys
Apple
Packet Bridge
Packet bridge enables an external controller to obtain IP information from the control interface of a Shure device. To access the
packet bridge, an external controller must send a query packet over unicast UDP* to port 2203 on the Dante interface of the
Shure device.
Send a UDP packet with a minimum 1-byte payload .
Note: The maximum accepted payload 140 bytes. Any content is allowed.
The Shure device will send a response packet over unicast UDP to the controller, using a destination UDP port identical
to the source port of the query packet. The payload of the response packet follows this format:
Bytes Content
0-3 IP address, as 32-bit unsigned integer in network order
4-7
Subnet mask, as 32bit unsigned integer in network or
der
8-13 MAC address, as array of 6 bytes
Note: The Shure device should respond in less than one second on a typical network. If there is no response, try sending the query again after verify
ing the destination IP address and port number.
*UDP: User Datagram Protocol
IP Ports and Protocols
Shure Control
Port TCP/UDP Protocol Description
Factory De-
fault
21 tcp FTP Required for firmware updates (otherwise closed) Closed
22 tcp SSH Not supported Closed
23 tcp Telnet Standard console interface Closed
68 udp DHCP Dynamic Host Configuration Protocol Open