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INTRODUCTION .............................................................................................................................1
Your DOXport 111 Cable Modem ....................................................................................................1
Package Contents ..............................................................................................................................1
Before You Start ................................................................................................................................2
Installing the Cable Modem ..............................................................................................................2
Configuring TCP/IP ..........................................................................................................................5
Verifying Your IP Address .............................................................................................................10
Diagnostics ......................................................................................................................................11
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Figure 1 Package Contents ..........................................................................................................1
Figure 2 Detachable Stand ...........................................................................................................2
Figure 3 Rear Panel Connectors and MAC Address Label .........................................................3
Figure 4 Cabling Diagram ...........................................................................................................4
Figure 5 Network Window ..........................................................................................................5
Figure 6 Select Network Component Type Window ..................................................................6
Figure 7 Select Network Protocol Window .................................................................................7
Figure 8 Network Window ..........................................................................................................8
Figure 9 TCP/IP Properties Window ...........................................................................................9
Figure 10 Verifying IP Address ...................................................................................................10
Figure 11 LED Indicators ............................................................................................................11
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Table 1 Detailed LED Indications .................................................................................................12
Table 2 Specifications ...................................................................................................................12

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<RXUILQLVKHGLQVWDOODWLRQVKRXOGKDYHWKHFRQILJXUDWLRQVKRZQLQ)LJXUH
Figure 4 &DEOLQJ'LDJUDP

7KH'2;SRUW&DEOH0RGHP 
&RQILJXULQJ7&3,3
:LWKWKHPRGHPFRQQHFWHGPDNHVXUHWKDW\RXKDYH\RXUFRPSXWHUFRQILJXUHGIRU7&3,3DQGFKHFN
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 2QWKH:LQGRZVGHVNWRSFOLFN67$57
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(7:25.ZLQGRZDSSHDUVDVVKRZQLQ)LJXUH
 6HOHFWWKH&2 ),*85$7,2 WDERQWKH (7:25.ZLQGRZ
Figure 5 HWZRUN:LQGRZ

7KH'2;SRUW&DEOH0RGHP
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Figure 6 6HOHFW HWZRUN&RPSRQHQW7\SH:LQGRZ

7KH'2;SRUW&DEOH0RGHP 

 &OLFN2.
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7&3,3HQWU\FKRRVHWKHRQHDVVRFLDWHGZLWKWKH(WKHUQHWFDUGFRQQHFWHGWRWKH
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Figure 7 6HOHFW HWZRUN3URWRFRO:LQGRZ

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
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Figure 8 HWZRUN:LQGRZ

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Figure 9 7&3,33URSHUWLHV:LQGRZ

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Figure 10 9HULI\LQJ,3$GGU HVV

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Figure 11 /(',QGLFDWRUV
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LED Status Description
POWER Off
Solid Green Not receiving power Receiving power

7KH'2;SRUW&DEOH0RGHP
7KH&RP'2;SRUWFDEOHPRGHPFRPSOLHVZLWK'2&6,6DQG7DEOHOLVWVGHWDLOHG
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CABLE
Off
Solid green
Slow blinking green
Fast blinking green
Not detecting signal from the cable network or not receiving power
Modem is online and ready to transmit data
Detecting signal and trying to connect to cable network
Rebooting is in progress
PC Off
Solid green Not detecting Ethernet connection or not receiving power Ethernet connection is established to powered-up computer
DATA Off
Blinking green Not transmitting data or not receiving power Modem is transmitting
TEST
Off
Blinking amber
Solid amber
Ready to use after initial self-test, or not receiving power
Initial self-test in progress or software downloading in progress
Self-test failed. Corrective action: try rebooting. If the problem persists,
contact your retail supplier or call or 24-hour customer support at 888-
868-4154
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Parameter Specification
DOWNSTREAM
Demodulation 64QAM/256QAM
Physical speed 30 Mbps (64QAM) / 40 Mbps (256QAM)
Error correction Reed Solomon + Trellis (Enhances Annex B)
Frequency range 88 MHz to 860 MHz (edge-to-edge) in 62.5 kHz steps
Bandwidth 6 MHz
Input signal level -15dBmV to+15dBmV
Input impedance 75 ohms
Return loss > 6 dB from 88 MHz to 860 MHz
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LED Status Description

7KH'2;SRUW&DEOH0RGHP 
UPSTREAM
Modulation QPSK /16QAM
Physical speed 320, 640, 1280, 2560, 5120 Kbps (QPSK)
640, 1280, 2560, 5120, 10240 Kbps (16QAM)
Error correction Reed Solomon
Frequency range 5 to 42 MHz (edge-to-edge), in 1Hz steps
Bandwidth 200, 400, 800, 1600, 3200 kHz
Output signal level 8 dBmV to 58 dBmV (QPSK)
8 dBmV to 55 dBmV (16QAM)
SNMP MANAGEMENT
MIB Group MIB II, MCNS MIB
INTERFACE
DTE IEEE802.3/10Base-T
Cable F type female 75 ohm
POWER
Power input 12VDC
Power consumption 8 W (Max)
MECHANICAL
Size Width 2.38 in (6 cm) Depth 8.13 in (20.6 cm)
Height 5.88 in (14.9 cm)
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Parameter Specification

7KH'2;SRUW&DEOH0RGHP
Weight 2.1 lb (4.62 kg)
ENVIRONMENTAL
Operating temperature 0 to +104 degrees Fahrenheit (0 to +40 degrees Celsius)
Humidity 10 % to 90 % (non-condensing)
Storage temperature -4 to +140 degrees Fahrenheit (-20 to +60 degrees Celsius)
Safety UL1310, UL1950
Emission FCC part 15, class B
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Parameter Specification

7KH'2;SRUW&DEOH0RGHP 
,1'(;

Numerics
%DVH7  
4 0 
4 04 0 
B
EDQGZLGWK 
C
& 79  
FRQILJXUDWLRQ 
D
GDWDFKDQQHO 
GHPRGXODWLRQ , 
'2&6,6  , 
GRZQORDGLQJ 
'7( 
E
HPLVVLRQ 
HQYLURQPHQW 
HUURUFRUUHFWLRQ 
(WKHUQHW  , 
F
)&& 
IUHTXHQF\UDQJH , 
I
,(((%DVH7 
LQSXWFRQQHFWRU  
LQSXWLPSHGDQFH 
LQSXWVLJQDOOHYHO 
LQWHUIHUHQFH  
,QWHUQHW 
,3DGGUHVV , , 
M
0&16 
0,% 
O
REWDLQ,3DGGUHVV 
RSHUDWLQJV\VWHP , 
RXWSXWVLJQDOOHYHO 
P
SK\VLFDOVSHHG 
SRZHUFRQVXPSWLRQ 
SURWRFRORSWLRQ 
Q
436. 
R
5HHG6RORPRQ 
UHJLVWHU 
UHWXUQORVV 
5)FDEOH 
5)LQSXW 
S
VHOHFWDGDSWHU 
VHOIWHVW 
VHUYLFHSURYLGHU 
6103 
VSOLWWHU 
VWDWXV 
T
7&3,3  , 
7UHOOLV  
U
8/  
8/  
V
YHQWLODWLRQ  
W
:LQGRZV  
ZLQLSFIJH[H 

7KH'2;SRUW&DEOH0RGHP