HLI-ET2 (*Call Clear-Com for HCS use)

HLI-ET2

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 4.2+)

Network Protocols

Ethernet IPv4–Unicast Audio and Control

mDNS–Multicast Device Discovery Layer 3 routable with mDNS function limitations

HTTP–Management

Tinc - Virtual Private Network (VPN)

I.V. Core–Decentralized Network Routing & Mixing

IVP-Proprietary intercom Audio and Control

WavPack–Audio Codec

Network Ports

Unicast:

Port 80 TCP–System Management

Port 655 TCP–Link Group Audio/Database Communication

Port 655 TCP – Link Group Communication

Port 655 UDP – Link Group Audio

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

HMS-4X Endpoint Resource Use: None

Bandwidth: 300 kbps per audio input linking between HMS/LQ 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=41, Assured Forwarding (AF)

Link-Local Default IP Address Ranges: 169.254.0.0/16

System Reserved IP Ranges: 10.0.0.0/24 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