The preceding example defines a community string comaccess used as a password for authentication when you access the SNMP agent. Entering a community string enables the SNMP agent. The following example disables the SNMP agent and removes the previously defined community string. If you have forgotten or lost your account information, send a blank e-mail to cco-locksmith cisco.
An automatic check will verify that your e-mail address is registered with Cisco. If the check is successful, account details with a new random password will be e-mailed to you. Qualified users can establish an account on Cisco.
Be sure the router platform is a supported router and the required MIBs are installed. Telnet to the router identified by the specified IP address represented as xxx. Exits global configuration mode and returns to privileged EXEC mode. To verify that the SNMP agent has been enabled on a given network device, perform the following steps. Step 1 Telnet to the target device. Step 2 Display the running configuration on the device and examine the output for any displayed SNMP information:.
As an alternative, you can use the show snmp configuration command to display only SNMP-related configuration information. Or alternately, use the following show snmp command to verify the SNMP agent is enabled. A host is an end-user device, such as a laptop computer or mobile device. You can enter addresses either as an individual IP address x. The subnet mask can be a value from 0 to Optional In the CDP Level field, enter the number of hops from the seed device that you want to scan.
Valid values are from 1 to The default value is For Preferred Management IP , choose one of the following options:. None : Allows the device to use any of its IP addresses. Expand the Credentials area and configure the credentials that you want to use for the Discovery job. Choose any of the global credentials that have already been created or configure your own Discovery credentials. If you configure your own credentials, you can save them only for the current job by clicking Save or you can save them for the current and future jobs by checking the Save as global settings check box and then clicking Save.
Make sure that the global credentials that you want to use are selected. If you do not want to use a credential, deselect it. To add additional credentials, click Add Credentials. Passwords are encrypted for security reasons and are not displayed in the configuration. Password used to move to a higher privilege level in the CLI. Configure this password only if your network devices require it. Click SNMP v2c and configure the following fields:. AuthNoPriv : Provides authentication, but does not provide encryption.
AuthPriv : Provides both authentication and encryption. Authentication type to be used. Choose one of the following authentication types:. These passwords or passphrases must be at least eight characters in length.
Some wireless controllers require that passwords or passphrases be at least 12 characters long. Be sure to check the minimum password requirements for your wireless controllers. Failure to ensure these required minimum character lengths for passwords results in devices not being discovered, monitored, or managed by Cisco DNA Center. Privacy type. Enabled if you select AuthPriv as the authentication mode.
Choose one of the following privacy types:. SNMPv3 privacy password that is used to generate the secret key for encrypting messages that are exchanged with devices that support AES encryption.
Passwords or passphrases must be at least eight characters long. Valid types are Read or Write. Passwords are encrypted for security and are not displayed in the configuration.
To configure the protocols to be used to connect with devices, expand the Advanced area and do the following tasks:. Click the names of the protocols that you want to use. A green check mark indicates that the protocol is selected. Valid protocols are SSH default and Telnet. Click Discover and select whether to run the discovery now or schedule the discovery for a later time. Click the notifications icon to view the scheduled discovery tasks. Click Edit to edit the discovery task before the discovery starts.
Click Cancel to cancel the scheduled discovery job before it starts. The Discoveries window displays the results of your scan. The Discovery Details pane shows the status active or inactive and the Discovery configuration. The Discovery Devices pane displays the host names, IP addresses, and status of the discovered devices. This procedure shows you how to discover devices and hosts using an IP address range. Your devices must have the required device configurations, as described in Discovery Prerequisites.
You can enter a single IP address range or multiple IP addresses for the discovery scan. If you configure your own credentials, you can save them for only the current job by clicking Save , or you can save them for the current and future jobs by checking the Save as global settings check box and then clicking Save. Optional To configure the protocols that are to be used to connect with devices, expand the Advanced area and do the following tasks:.
Click the protocols that you want to use. Click Cancel if you want to cancel the scheduled discovery job before it starts. This procedure shows you how to discover devices and hosts using LLDP. Choose any of the global credentials that have already been created, or configure your own Discovery credentials. If you configure the credentials, you can choose to save them for future jobs by checking the Save as global settings check box.
Optional To configure the protocols to be used to connect with devices, expand the Advanced area and do the following tasks:. From the Discoveries pane, select the corresponding job. From the Discoveries pane, select the Discovery job.
Depending on the Discovery type, you can change the type of job, except for the following fields:. You can change the credentials used in a Discovery job and then re-run the Discovery job. From the Discoveries pane, select the Discovery job that you want to delete. You can view information about a Discovery job, such as the settings and credentials that were used.
You also can view the historical information about each Discovery job that was run, including information about the specific devices that were discovered or that failed to be discovered. Alternatively, use the Search function to find a Discovery job by device IP address or name. Discovery Details : Displays the parameters that were used to run the Discovery job. Credentials : Provides the names of the credentials that were used. History : Lists each Discovery job that was run, including the time when the job started, and whether any devices were discovered.
Skip to content Skip to search Skip to footer. Book Contents Book Contents. Find Matches in This Book. PDF - Complete Book Updated: November 18, Chapter: Discover Your Network. Specify a range of IP addresses. A maximum range of devices is supported. To make sure that your devices are discovered properly, follow these guidelines: Do not use Discovery credentials that have fewer than 4 alphanumeric characters.
Guidelines and Limitations for Discovery Credentials The following are the guidelines and limitations for the Cisco DNA Center Discovery credentials: To change the device credentials used in a Discovery job, you need to edit the Discovery job and deselect the credentials that you no longer want to use. By default, IPDT is disabled for the site.
Step 7 Click Save. Note The conventional tagging-based algorithm is supported and has precedence over the newer automatic interfaces or WLAN selection algorithm.
The following table provides the criteria for selecting interfaces and WLANs based on the conventional tagging-based algorithm with lan keyword and the new automatic selection algorithm for all the supported platforms: Platform Conventional Tagging-Based Algorithm Automatic Selection Algorithm Router Interface description has the lan keyword.
Interface has an IP address other than the management IP address. Switch Interface description has the lan keyword. Interface is a physical interface. Access port does not have neighbors. SSID is configured in Local mode. Note If you want to update the telemetry configuration, you must disable telemetry and then enable it after making the configuration changes.
Step 2 Choose the devices that you want to provision. Step 3 From the Actions drop-down list, choose Telemetry and do one of the following: Note The application telemetry option is enabled only if the device supports application telemetry enablement from Cisco DNA Center. Step 4 Click Apply. Obtain SSH client software. Choose all the sites and devices currently being monitored.
Wait for the sites and devices to show that telemetry has been disabled. When prompted, enter the Linux username and password. Step 3 Restart the necessary Cisco DNA Center services by entering the following series of commands at the SSH prompt: magctl service restart -d collector-netflow magctl service restart -d collector-syslog magctl service restart -d collector-trap magctl service restart -d wirelesscollector Step 4 Wait for all the services to restart.
Choose all the sites and devices that you want to monitor. Wait for the sites and devices to show that telemetry has been enabled. Update Device Configuration Using Telemetry You can push the configuration changes to a device irrespective of whether the device controllability is enabled or disabled.
Step 2 Choose the devices that you want to update the configuration changes. Step 4 In the Update Telemetry Settings window, do the following: Optional Check the Force Configuration Push check box to push the configuration changes to the device.
Click Next. Step 5 Click Apply. Was this Document Helpful? Yes No Feedback. Click Save. Interface is not any of the following: WAN Note. Cisco AireOS Controller. If you want to update the telemetry configuration, you must disable telemetry and then enable it after making the configuration changes.
Choose the devices that you want to provision.
0コメント