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Network design considerations, General info and switched networks – QSC Audio S series User Manual

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There are a number of ways to design a CobraNet LAN. Sev-

eral resources such as device specifications, Architect &

Engineer’s specifications, topology references, lists of ap-

proved network hardware and design guidelines are avail-

able on the Peak Audio website (www.peakaudio.com). Addi-

tionally, QSC Audio Products’ website (www.qscaudio.com)

posts up-to-date information on applications specific to RAVE

and provides links to related resources. It is recommended

that these resources be referred to before designing a Cobra-

Net LAN. We offer the following general guidelines:

Network Design Considerations:

General Info and Switched Networks

Sample switched network showing a managed CobraNet LAN

SWITCHED NETWORKS

RAVE supports operation on 10/100 Mbps network

switches. Switch ports must auto-negotiate their link with

RAVE. The CobraNet portion of the LAN must consist only

of switches such that all RAVEs are connected directly to

an independent port on the switch. Non-CobraNet network

devices, such as network Management consoles, may con-

nect to a switched LAN by way of a network repeater.

Switches may be static “simple” switches or managed

switches. Simple switches are much like traditional port

bridges in that each port is its own 10/100 Mbps collision

domain but the entire switch consists of a single broad-

cast domain. With these types of switches, multiple LANs

or Virtual LANs (VLANs) are not supported and any broad-

cast frames or packets are available at all ports. In con-

trast, managed switches may allow configuration of VLANs,

partitioning, packet filtering, and may support a number of

features with the use of industry standard protocols. The

actual feature support available depends on the switch

model.