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...
Standards: IEEE 802.1w Rapid Convergence Spanning Tree
IEEE 802.1AB Link Layer Discovery Protocol
IEEE 802.3af Power over Ethernet
IEEE 802.1p Priority
IEEE 802.3x Flow Control
IEEE 802.1D Spanning Tree
IEEE 802.3ad Link Aggregation Control Protocol
IEEE 802.1X Network Login
IEEE 802.1Q GVRP
Primary Ports: 48 RJ-45 10/100 ports (IEEE 802.3 Type 10Base-T, IEEE 802.3u Type 100Base-T)
1 RS-232C DB-9 console port
2 Dual Personality Ports each port can be used as either an RJ-45 10/100/1000 port (IEEE 802.3 Type 10Base-T; IEEE 802.3u Type 100Base-TX; IEEE 802.3ab 1000Base-T Gigabit Ethernet) or an open mini-GBIC slot (for use with mini-GBIC transceivers)