Features: Product Type:Router
Ethernet Technology:Gigabit Ethernet
Number of Total Expansion Slots:6
Form Factor:Rack-mountable
Wall Mountable
Compatible Rack Unit:1U
Number of Network (RJ-45) Ports:3
Total Number of Ports:3
VoIP Supported:Yes
Expansion Slot Type:Integrated Services Card (ISC)
Network Interface Module (NIM)
Service Module
SFP
Product Name:4331 Router
Flash Memory:4 GB
Standard Memory:4 GB
Specifications: Ethernet I/F: 10/100 Mbps
Protocol: SIP RFC 3261 Compatible
Power Input: PoE 802.3af compliantor +12 to +24 VDC at 1000 mA (500 mA minimum)
Payload Types: G711
Dimensions: 5" x 5" x 2.5"
Features: Faster V3 processor
Increased IP RATING to IP65
Now supports SRST (Survivable Remote Site Telephony)
New streamlined case design
*Optional Weather Shroud (pictured) for even greater
weather protection
PoE 802.3af enabled (Powered-over-Ethernet)
SIP compliant
Adaptive full-duplex voice operation
Network web management
Network adjustable speaker volume and microphone sensitivity
Network downloadable firmware
Doubles as a paging speaker
Dry relay contact for auxiliary control (controls external power)
Peer-to-peer capable
Door closur...