Category Archives: Cisco

Redes, Configuración de Routers, Firewalls, y Switches

Configure Cisco routers to use Active Directory authentication — the Windows side

Takeaway: Did you know that you can leverage the Windows Active Directory username/password database to log in to your Cisco routers and switches? In this two-part series, David Davis walks you through the process. This time, he explains how to … Continue reading

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http://www.cisco.com/en/US/products/ps6128/products_tech_note09186a0080846d7a.shtml AD/LDAP Configuration Example This illustrates a sample configuration using LDAP to communicate with the backend Active Directory: Create a Domain Admin user within Active Directory Users and Computers. Place this user into the Users folder. Within Active Directory Users … Continue reading

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Cisco NAC Grupo de Nac Active Directory CN=nacuser Instalación automática de CIsco Nac Client http://www.cisco.com/en/US/docs/security/nac/appliance/configuration_guide/412/cam/m_agntd.html#wp1281997

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search uid

http://www.cisco.com/en/US/docs/security/nac/appliance/configuration_guide/412/cas/s_adsso.html#wp1155714 Step 9 Search Filter—The attribute to be authenticated. The search attribute to be matched with any user in the base of the LDAP tree. For example: •CN=$user$, or •uid=$user$, or •sAMAccountName=$user$

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port spanning

he SPAN feature configuration commands are similar on the Catalyst 2950 and Catalyst 3550. However, the Catalyst 2950 cannot monitor the VLANs. You can configure the SPAN, as in this example: C2950#configure terminal C2950(config)# C2950(config)#monitor session 1 source interface fastethernet … Continue reading

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Task 3: Configure Your Router to Support SDM

You can install and run SDM on a router that is already in use without disrupting network traffic, but you must ensure that a few configuration settings are present in the router configuration file. Access the CLI using Telnet or … Continue reading

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Common Configuration Register Settings Cisco Router

0×2102 The default -> looks for a startup-config file in the NVRAM and for a valid IOS image in flash 0×2142 NVRAM contents are bypassed, startup configuration is ignored. 0×2100Router boots into ROM Monitor mode

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Downloading and Installing Cisco Router and Security Device Manager

Downloading and Installing Cisco Router and Security Device Manager

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How to Upgrade IOS on a Cisco Router

When would you need this: The upgrade is required when you plan to add more duties to the router or new hardware. The installation is required when the IOS image you have on the router is corrupted. Special Requirements: The … Continue reading

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Configuration modes

R1(config)# GLOBAL CONFIGURATION MODE R1_1841(config)#line vty 0 4 R1_1841(config-line)# exit takes back one level ^Z takes back to the privileged mode

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