Network Maintenance

71

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router DGND3700

Show Statistics Button

Click the

Show Statistics

button on the Router Status screen to display a screen similar to

this:

Figure 37. Router statistics screen

•

Port

. The statistics for the WAN (Internet), LAN (local), and wireless LAN (WLAN) ports.

For each port, the screen displays the following:

-

Status

. The link status of the port.

-

TxPkts

. The number of packets transmitted since reset or manual clear.

-

RxPkts

. The number of packets received since reset or manual clear.

-

Collisions

. The number of collisions since reset or manual clear.

-

Tx B/s

. The current line utilization—percentage of current bandwidth used.

-

Rx B/s

. The average line utilization.

-

Up Time

. The time elapsed since the last power cycle or reset.

•

ADSL Link Downstream or Upstream

. The statistics for the upstream and downstream

ADSL link. These statistics are of interest to your technical support representative if you

have problems obtaining or maintaining a connection.

•

Connection Speed

. Typically, the downstream speed is faster than the upstream speed.

•

Line Attenuation

. The line attenuation increases the farther you are physically located

from your ISP’s facilities.

•

Noise Margin

. The signal-to-noise ratio, which is a measure of the quality of the signal on

the line.

•

Poll Interval

. The interval at which the statistics are updated in this window. Click the

Stop

button to freeze the display.

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Network Maintenance

72

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router DGND3700

Connection Status Button

In the Router Status screen, click the

Connection Status

button to display a screen similar to

this:

Figure 38. Connection Status screen

Connection Time

. The time elapsed since the last connection to the Internet through the

ADSL port.

Connecting to sender

. The connection status.

Negotiation

. Success or Failed.

Authentication

. Success or Failed.

Obtaining IP Address

. The IP address assigned to the WAN port by the ISP.

Obtaining Network Mask

. The network mask assigned to the WAN port by the ISP.

View Attached Devices

The Attached Devices screen presents a table of all IP devices that the wireless modem

router has discovered on the local network. Select

Maintenance >

Attached Devices

to view

the following table:

Figure 39. Attached Devices screen

For each device, the table shows the IP address, device name if available, and the Ethernet

MAC address. Note that if the wireless modem router is rebooted, the table data is lost until

the wireless modem router rediscovers the devices. To force the wireless modem router to

look for attached devices, click the

Refresh

button.

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Network Maintenance

73

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router DGND3700

Run Diagnostic Utilities

The wireless modem router has a diagnostics feature that you can use to perform the

following functions:

•

Ping an IP address to test connectivity to see if you can reach a remote host.

•

Perform a DNS lookup to test if an Internet name resolves to an IP address to verify that

the DNS server configuration is working.

•

Display the Routing table to identify what other wireless modem routers the wireless

modem router is communicating with.

•

Reboot the wireless modem router to enable new network configurations to take effect or

to clear problems with the wireless modem router’s network connection.

Select

Maintenance >

Diagnostics

to display the following screen.

Figure 40. Diagnostics screen

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74

6

6.

USB Storage

Adding removable storage to your network

This chapter describes how to access and configure a USB storage drive attached to your

wireless modem router.

Note:

The USB ports on the wireless modem router can be used only to

connect USB storage devices like flash drives or hard drives. Do not

connect computers, USB modems, printers, CD drives, or DVD

drives to the these USB ports.

This chapter includes the following sections:

•

USB Drive Requirements

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USB Storage

75

N600 Wireless Dual Band Gigabit ADSL2+ Modem Router DGND3700

•

File-Sharing Scenarios

•

USB Storage Basic Settings

•

Edit a Network Folder

•

Configure USB Storage Advanced Settings

•

Unmount a USB Drive

•

Specify Approved USB Devices

•

Connect to the USB Drive from a Remote Computer

•

Connect to the USB Drive with Microsoft Network Settings

•

Set Up a Media Server

USB Drive Requirements

The wireless modem router works with 1.0 and 1.1 (USB Full Speed) and 2.0 (USB High

Speed) standards. The approximate USB bus speeds are shown in the following table.

Table 12.

USB Bus Speeds

Bus

Speed/Second

USB 1.1

12 Mbits

USB 2.0

480 Mbits

Actual bus speeds can vary, depending on the CPU speed, memory, speed of the network,

and other variables. The wireless modem router should work with USB 2.0-compliant or

1.1-compliant external flash and hard drives. For the most up-to-date list of USB drives

supported by the wireless modem router, go to

.

When selecting a USB device, bear in mind the following:

•

The USB port on the wireless modem router can be used with one USB hard drive at a

time. Do not attempt to use a USB hub attached to the USB port.

•

According to the USB 2.0 specification, the maximum available power is 5V @ 0.5A.

Some USB devices might exceed this requirement, in which case the device might not

function or might function erratically. Check the documentation for your USB device to be

sure.

•

The wireless modem router supports FAT, FAT32, and NTFS (read only) file systems.

File-Sharing Scenarios

You can share files on the USB drive for a wide variety of business and recreational

purposes. The files can be any PC, Mac, or Linux file type including text, Word, PowerPoint,

Excel, MP3, pictures, and multimedia files. USB drive applications include:

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