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E1 INTERFACE
� Number of Ports
8
� Compliance
G.703
� Framing
Unframed
� Data Rate
2.048 Mbps
� Line Coding
HDB3
� Line Impedance
120Ω, balanced
75Ω, unbalanced (via an optional adapter cable)
� Diagnostics
Remote and local loopback
� Connector
RJ-45, Coaxial
T1 INTERFACE
� Number of Ports
8
� Compliance
ANSI T1.403
� Data Rate
1.544 Mbps
� Line Code
B8ZS
� Framing
Framed: D4, ESF
� Line Impedance
100Ω, balanced
� Diagnostics
Remote and local loopback
� Connector
RJ-45
FAST ETHERNET INTERFACE
� Number of Ports
User ports: 3
Out-of-band management: 1
� Compliance
10/100BaseT, conforms to the relevant sections of IEEE 802.3
and 802.3u, 802.1p and 802.1Q
� Data Rate
100 Mbps
� Max. Frame Size
1536 bytes
� Supported Modes
Autonegotiation, full/half duplex, flow control
� Connector
RJ-45
WAN PROTOCOL
� Type
HDLC-like framing
INTERNAL BRIDGE
� LAN Table
Up to 2,048 MAC addresses (learned)
� Operation Modes
VLAN-aware, VLAN-unaware
� Filtering and Forwarding
Transparent or filter
CONTROL PORT
� Interface
RS-232/V.24 (DCE asynchronous)
� Data Rate
9.6, 19.2, 115.2 kbps
��� Connector
9-pin, D-type, female
GENERAL
� Indicators
PWR (green)
On: Egate-20 is powered on
Off: Egate-20 is powered off
READY (green)
On: Initialization has been completed
Off: Self test or diagnostics is in progress
ALM (red)
On: Interface alarm is detected
Off: No alarm is detected
10/100 Link (green)
On: ETH link is up
Off: ETH link is down
10/100 ACT (yellow)
Blinking: Ethernet frame has
been received or sent within the last second
Off: No frame has been
received or sent within the last second
E1/T1 LOC (red)
On: Local synchronization loss is detected
Off: Local synchronization is OK
T1 REM (yellow)
On: Remote synchronization loss has been detected
Off: Remote synchronization is OK
� Power
AC: 100 to 240 VAC (�10%),
50 to 60 Hz
DC: -48 VDC nominal
� Power Consumption
9W max
� Environment
Temperature: 0��50�C/32��122�F
Humidity: Up to 90% non-condensing
� Physical
Height: 43.7 mm / 1.7 in (1U)
Width: 215.9 mm / 8.5 in
Depth: 300.0 mm / 11.8 in
Weight: 2.2 kg / 4.7 lb
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