HLI-ET2

HLI-ET2

Ethernet LAN Network Interface Module

 

Network Interface

  • CCM System Control
  • HMS and LQ Linking
  • User station connection
  • Dual port Ethernet switch

The HelixNet System

  • Networked Intercom System
  • Flexible cabling
  • 12 partyline channels; expandable to 24 channels via optional license
  • Program Audio distribution with independent level control

Effortless Management 

  • Fast front panel control and configuration
  • Easy to use CCM browser configuration
  • Plug-and-go with auto discovery
  • Central upgrades from main station

The HelixNet HLI-ET2 is a dual port Ethernet switch interface module for the HMS-4X main station.

The HelixNet IP networking guide provides specifications, best practices and guidance for the integration of HelixNet into an existing or new IP network.

Item Part Number:
  • HLI-ET2

Technical Specifications

Connectors

LAN A and B: (2) EtherCON RJ45

LAN Network Connection

10/100 BaseT

DHCP Capable

Configured for Daisy-Chaining

Dimensions

2.2 x 7.4 x 1.5in. (HxWxD)

(57 x 187 x 39mm)

Weight

13oz (0.35kg)

Network Specifications (Version 4)
Network Protocols

Ethernet IPv4 – Unicast Audio and Control

mDNS – Multicast Device Discovery

Layer 3 routable with mDNS function limitations

WavPack – Audio Codec

Network Ports

Unicast:

Port 80 TCP – System Management

Port 655 TCP – Link Group Audio/Database Communication

Port 6001 TCP – System Management

Port 6001 UDP – Audio Streams

Multicast:

Port 5353 UDP – mDNS, Names, Discovery, Linking, Expansion

Optional for device names and linking

Network Parameters

Endpoint Resource Use: None

Bandwidth:

300 kbps per audio input linking between HMS/LQ Link Group audio sent dynamically between members

Link Group audio sent dynamically between members

300-600 (max) kbps from an active audio input to HMS

1200-2400 (max) kbps from HMS to endpoint

Network Jitter Tolerance:

<= 128ms jitter buffer per audio stream receiver automatically adjusted to network performance

QoS Tags:

DSCP=46, High Priority / Expedited Forwarding (EF)

Link-Local Default IP Address Ranges:

169.254.0.0/16

System Reserved IP Ranges:

10.0.0.0/8 for endpoints

172.23.0.0/16 for Link Group

Recommended Ethernet Switches

Managed Ethernet Switch – Layer 3

100/1000 Base-T ports for endpoints

1000 Base IP Trunks between switches

QoS Configuration

Energy Efficient Ethernet bypass option

IGMP Snooping bypass option

Associated Products

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