Transceiver Connectors
(2) 100Mb SFP Ethernet Connections
For use with:
HLI-SMFO Single-Mode transceiver (1 included)
HLI-MMFO Multi-Mode transceiver
Dimensions
2.2 x 7.4 x 1.5in (HxWxD)
(57 x 187 x 39mm)
Weight
13oz (0.35kg)
Network Specifications (Firmware 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 Member Registration
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 each 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 Range: 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