AT&T Inidv2 I3812v Urer Guide

							Configuring LAN Devices
87
4.Click IP Address Allocation; a page similar to the following opens, displaying the devices in your 
network.
5.Go to the intended device and select the following to override the default DHCP settings: 
−Select the address or address pool from which you want to select an IP address from the 
WAN IP 
Mapping
 drop-down list. 
−Select the specific address or address type to assign from the 
Address Assignment drop-down list.
6.Click Save.  
						

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Selecting DSL Lines
The default DSL line selection is Dual for bonded lines. Changing the DSL line to Line 1 or Line 2 will 
terminate your Internet connection. To reconnect, you need to change the DSL line selection to 
Dual then 
reboot the unit. 
1.Open a Web browser and enter http://gateway.2Wire.net to access the 2Wire i3812V user interface, the 
Home page opens.
2.Click , the Broadband Status page opens.
Note: Do not change the DSL line unless instructed by your ser vice provider. 
Doing so will terminate your Internet connection.  
						

							Configuring LAN Devices
89
3.Click Link Configuration; the following page opens. 
4.Select the intended DSL line from the DSL Line Selection drop-down list. 
5.Click Save.  
						

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							91
Finding Solutions
The i3812V comes with diagnostics tools, such as link test, DSL, IP PING, trace route, DNS quer y, and so 
forth. This section provides helpful information to solve common issues. It also provides instructions to 
view various statistics and logs. 
 Connection issues on page 92
 VoIP issues on page 94
 iPSU issues on page 95
 System issues on page 95
 DSL bandwidths information on page 96
 Voice service information on page 98
 Wireless AP statistics on page 101
 LAN status on page 102
 HPNA performance tests on page 105
 HPNA COAX and phones statistics on page 111
 Logs on page 114 
						

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Table 4: Connection Issues  
Symptoms Problems What to Do…
The 
POWER indicator on the 
i38HG does not light.Faulty power supply1.Verify that the AC power cable is 
securely connected to the i38HG 
(Connecting the Power Cable on 
page 12). 
2.Ensure that the AC power cable is 
not plugged in to a switched outlet 
that is turned off.
3.Power up the i38HG with a known 
good power outlet.
4.Call your ser vice provider if the 
i38HG does not power up with a 
known good power outlet.
The 
POWER indicator on the 
i38HG remains solid red.System Post Failure1.Press the Reset button on the 
i38HG for 10 seconds. 
2.Call your ser vice provider if the 
i38HG does not power up into a 
normal state. 
No connection to the Internet 
via the Ethernet connection.No communication between 
the i3812V and i38HG
1.Check the data cable is properly 
connected (Connecting the Data 
Cable on page 11). 
2.Check the NID, BROADBAND, and 
SERVICE indicators on the i38HG, 
they should light green.
3.Call your ser vice provider if 
problem persists. 
Loose Ethernet cable 
connection 
1.Check the Ethernet cable 
connection on your computer and 
i38HG, and make sure that it is 
securely seated in both ports 
(Connecting Your Computer to the 
i38HG on page 12).
2.Check the ETHERNET indicator on 
the i38HG, it should light green. 
3.Verify that you can connect to the 
Internet via wireless connection. 
4.Call your ser vice provider if 
problem persists.  
						

							Finding Solutions
93
No connection to the Internet 
via the wireless connection.No communication between 
the i3812V and i38HG1.Check the data cable is properly 
connected (Connecting the Data 
Cable on page 11). 
2.Check the NID, BROADBAND, and 
SERVICE indicators on the i38HG, 
they should light green.
3.Check the WIRELESS indicator on 
the i38HG, it should light green. 
4.Call your ser vice provider if 
problem persists. 
Mis-match network name and/
or encr yption key
1.Verify the network name (Setting 
up the Wireless Network Name on 
page 25).
2.Verify the encr yption key (Securing 
your Wireless Network on 
page 26).
3.View the wireless AP status 
(Viewing the Wireless AP Statistics 
on page 101).
4.Check the SERVICE indicator on 
the i38HG, it should light green.
5.Call your ser vice provider if 
problem persists.
MAC address is blocked Verify that the MAC address in 
question is allowed (Allowing Individual 
MAC Address on page 32). 
Weak wireless signals.
Hissing or static sounds. Radio interference
1.Change the wireless settings 
(Customize Private Wireless 
Settings on page 34).
2.Change the access point location 
(Determining Wireless Access 
Points Location on page 10). 
3.Click   on the Home page and 
click 
Rescan to scan for a new 
channel.  Table 4: Connection Issues (Continued) 
Symptoms Problems What to Do… 
						

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The BROADBAND indicator 
blinks green for an extended 
period of time, then turns solid 
red.Broadband connection Failure Call your ser vice provider if the 
broadband connection failed to 
connect after 10 minutes. 
The 
SERVICE indicator lights 
red.Broadband ser vice 
authentication failureCall your ser vice provider if the 
broadband connection failed to 
connect after 10 minutes. 
Table 5: VoIP Services Issues
Symptoms Problems What to Do…
No VoIP ser vice VoIP services are not 
subscribed.
1.Check your line status (Viewing 
the VoIP Service Status on 
page 98). 
2.Call your ser vice provider for VoIP 
ser vice. 
No dial tone. Ser vice is down.
1.Check your line status (Viewing 
the VoIP Service Status on 
page 98). 
2.Verify if the phone is in the Active 
mode. 
−If yes, click 
Ring Now to test 
the ring tone. 
−If the phone does not ring, 
check and make sure that the 
RJ-11 is securely connected to 
the phone por t. 
−If no, call your ser vice 
provider.  Table 4: Connection Issues (Continued) 
Symptoms Problems What to Do… 
						

							Finding Solutions
95
Table 6: The Power Supply Unit Common Issues
Symptoms Problems What to Do…
The iPSU emits chirping 
sound.The backup batter y life is 
exhausted.
1.Check to see if the BATTERY 
indicator on the IPSU is flashing 
red. 
2.Replace the batter y (Replacing the 
Batter y on page 58). 
The 
POWER indicator is 
flashing red.Normal behavior.1.Flashing red indicates that the 
power is provided by the backup 
battery. The 
POWER button returns 
to green when the AC power is 
switched back. 
2.If the home is not experiencing a 
power outage, check to make sure 
that the iPSU is plugged into a 
working outlet.
3.No action is required.
Table 7: System Information Issues
Symptoms Problems What to Do…
Cannot change the i38HG 
settingsIncorrect password.
1.Go to the Home page.
2.Click System Password at the 
bottom of the Home page; the 
Login page opens.
3.Click I forgot the password; the 
Login page opens displaying your 
password hint.
4.Enter your password and click 
Submit. 
5.Click I still can’t remember the 
password
 if you still do not 
remember the password, the 
Reset System Password page 
opens.
6.Enter information in all fields.
7.Click Submit.  
						

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Viewing Individual DSL and Aggregate Bandwidth
1.Open a Web browser and enter http://gateway.2Wire.net to access the 2Wire i3812V user interface; the 
Home page opens, displaying the aggregate upstream and downstream bandwidths. 
2.Click the Broadband icon ( ) on the Home page; the Broadband Status page opens.
3.Scroll down the page to view the DSL line 1 and line 2 detailed information.