Cisco RV-120W Router Manual PDF (Setup & Configuration Guide)

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Administering Your Cisco RV120W

Configuring Network Management

Cisco RV120W Administration Guide

122

7

If you chose AuthPriv, choose the type of privacy algorithm (DES or AES) and enter

the privacy password.

STEP

4

Click Save.

Adding SNMP Traps

The Traps List Table lists IP addresses of SNMP agents to which the router will

send trap messages (notifications) and allows several operations on the SNMP

agents.

To add a new trap:

STEP 1

In the Trap Table, click Add.

STEP

2

Enter the IP Address of the SNMP manager or trap agent.

STEP

3

Enter the SNMP trap port of the IP address to which the trap messages will be

sent.

STEP

4

Choose the SNMP Version: v1, v2c, or v3.

STEP

5

Enter the community string to which the agent belongs. Most agents are

configured to listen for traps in the Public community.

STEP

6

Click Save.

Configuring Access Control Rules

The SNMP v1/v2c Access Control Table is a table of access rules that enables

read-only or read-write access for select IP addresses in a defined SNMP agent's

community.

To configure access control rules:

STEP 1

In the SNMP v1/v2c Access Control Table, click Add.

STEP

2

Enter the IP Address of the specific SNMP manager or trap agent on which to

create an access rule.

STEP

3

Enter the subnet mask used to determine the list of allowed SNMP managers.

STEP

4

Enter the community string to which the agent belongs. Most agents are

configured to listen for traps in the Public community.

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Administering Your Cisco RV120W

Configuring the WAN Traffic Meter

Cisco RV120W Administration Guide

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7

STEP

5

Choose the access type. The SNMP manager or trap agent can either be allowed

to read and modify all SNMP accessible settings (rwcommunity) or be given read-

only access (rocommunity).

STEP

6

Click Save.

Configuring Additional SNMP Information

To configure additional SNMP information:

STEP 1

Choose Administration > Network Management > SNMP System Information.

STEP

2

You can enter the following information:

•

SysContact—Enter the name of the contact person for this router. Examples:

admin, John Doe.

•

SysLocation—Enter the physical location of the router. Example: Rack #2,

4th Floor.

•

SysName—The default system name is displayed. To change, click Edit and

enter a name for easy identification of the router.

STEP

3

Click Save.

Configuring the WAN Traffic Meter

The WAN traffic meter displays statistics for traffic coming from the WAN (Internet)

to the Cisco RV120W, and traffic going from the Cisco RV120W to the WAN.

To configure the WAN Traffic Meter:

STEP 1

Choose Administration > WAN Traffic Meter.

STEP

2

Under WAN Traffic Meter, to enable the display of WAN traffic statistics, check

Enable.

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Administering Your Cisco RV120W

Configuring the WAN Traffic Meter

Cisco RV120W Administration Guide

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7

STEP

3

Choose the type of traffic to display:

•

No Limit—Display all traffic.

•

Download Only—Only display traffic coming to the Cisco RV120W from the

Internet.

•

Both Directions—Display traffic coming to the Cisco RV120W from the

Internet, and traffic going from the Cisco RV120W to the Internet.

STEP

4

If you want to limit traffic to or from the router, you can specify a size limit. When

that size limit is reached, traffic is prevented from entering or exiting the router.

Enter a number, in megabytes, in the Monthly Limit field.

STEP

5

To increase the monthly limit for that month, check Increase this Month’s Limit by:

and enter the additional megabytes for that month.

STEP

6

Click Save.

To restart the traffic counter:

STEP 1

Choose Administration > WAN Traffic Meter.

STEP

2

Under Traffic Counter, select Restart Now, or Specific Time, and enter the time you

want the traffic counter to restart.

STEP

3

(Optional) Check the box to send an email report containing the traffic meter

statistics before the counter is reset.

STEP

4

Click Save.

To configure what the Cisco RV120W does when the traffic limit is reached:

STEP 1

Choose Administration > WAN Traffic Meter.

STEP

2

Under When Limit Is Reached, select one of the following:

•

Block All Traffic—All traffic to and from the Cisco RV120W is blocked.

•

Block All Traffic Except E-Mail—Only email is allowed to and from the

Cisco RV120W.

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Administering Your Cisco RV120W

Using Network Diagnostic Tools

Cisco RV120W Administration Guide

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7

STEP

3

(Optional) Check the box to send an email alert when the traffic limit has been

reached and traffic is being blocked.

STEP

4

Click Save.

To viewing traffic statistics, choose Administration > WAN Traffic Meter. Under

WAN (Internet) Traffic Statistics, information is displayed about WAN traffic to and

from the Cisco RV120W.

Using Network Diagnostic Tools

Using PING

PING can be used to test connectivity between this router and another device on

the network connected to this router. To use PING:

STEP 1

Choose Diagnostics > Network Tools.

STEP

2

Under Ping or Trace an IP Address, enter an IP address or domain name and click

Ping. A popup window appears, indicating the ICMP echo request status.

STEP

3

(Optional) Check the box if you want to allow PING traffic to pass through VPN

tunnels.

Using Traceroute

Traceroute displays all the routers present between the destination IP address

and this router. Up to 30 “hops” (intermediate routers) between this router and the

destination will be displayed. To use traceroute:

STEP 1

Choose Diagnostics > Network Tools.

STEP

2

Under Ping or Trace an IP Address, enter an IP address or domain name and click

Traceroute. A popup window appears with the hop information.

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Administering Your Cisco RV120W

Capturing and Tracing Packets

Cisco RV120W Administration Guide

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7

Performing a DNS Lookup

A DNS lookup can be performed to retrieve the IP address of a Web, FTP, Mail or

any other Server on the Internet. To perform a DNS lookup:

STEP 1

Choose Diagnostics > Network Tools.

STEP

2

Enter the WAN (Internet) Name in the text box and click Lookup. If the host or

domain entry exists, you will see a response with the IP address. A message

stating “Unknown Host” indicates that the specified Internet Name does not exist.

Capturing and Tracing Packets

You can capture all packets that pass through a selected interface (LAN or WAN).

To capture packets:

STEP 1

Choose Diagnostics > Capture Packets.

STEP

2

Click Packet Trace; a new window appears.

STEP

3

Select the interface whose packets you want to trace and click Start. To stop the

packet capture, click Stop. You can click Download to save a copy of the packet

capture.

NOTE

The packet trace is limited to 1MB of data per capture session. When the capture

file size exceeds 1MB, it will be deleted automatically and a new capture file will be

created.

Configuring Logging

NOTE

Enabling logging options may generate a significant volume of log messages and

is recommended for debugging purposes only.

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