Ethernet Solutions - SERVINTERN
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Each ComNet Managed Ethernet Switch features:
› Optional redundant power supply reduces the 
possibility of single-point-of-failure
› Fastest Redundant Ethernet Ring: ComNet ComRing. 
Recovery time < 20ms 
›  Independently tested and certified for full compliance 
with the environmental requirements of NEMA TS-1/
TS-2 and the CALTRANS Specification for Traffic Signal 
Control Equipment
› Fully managed, layer 2 switches are optically and 
electrically compatible with any IEEE 802.3 compliant 
Ethernet devices
› Auto-negotiating and auto-MDI/MDIX features are 
provided for simplicity and ease of installation
›  Flexible optical and copper-based configuration via 
SFP* plug-in modules
›  IGMP Snooping V1/V2 for multicast filtering and IGMP 
Query V1/V2 
› Rapid Spanning Tree protocol (IEEE 802.1W) 
› Port-based VLAN (IEEE 802.1Q) 
› Environmentally hardened for deployment in difficult, 
unconditioned out-of-plant and roadside installations, 
they have an extended ambient operating 
temperature range of -40˚ to +75˚ C
› Fully configurable through web-based or SNMP 
network management 
› Port Based Security 
›  HD Video Compatible 
› LED indicators for monitoring the operating status of 
the managed switch and network.
› Lifetime Warranty
Environmentally Hardened Managed Ethernet Switches  
for Use in the Most Demanding Environments
*  Requires purchase of SFP modules (sold separately). See Page 29.
ComNet switches are engineered to meet virtually any high 
bandwidth demand your network might require. 
In addition, the extra features such as IEEE-compliant PoE and integrated SFP* ports ensure 
interoperability to other devices and easy to comprehend browser-based interface ensures 
easy set up and monitoring of your network.










