Enterasys Networks 9034385 manual Security Domain Configuration Guidelines for Assessment

Page 75

 

 

Procedures for Out-of-Band and Inline NAC

Table 5-2 Security Domain Configuration Guidelines for Assessment (continued)

 

 

 

Network Scenario

Examples

Security Domain Configuration

 

 

 

Area of the network, or a group

• Switches that provide network access to

Do not use an Assessment Policy

of end-systems or users, that

mission critical servers, mandating

while end-systems are being

require assessment with

uninterrupted network connectivity while still

assessed.

immediate network access.

implementing assessment.

This guarantees mission critical

 

 

 

• Switches that provide network access to end-

devices with time-sensitive network

 

systems used by IT operations, requiring that

access maintain network availability

 

network connectivity for debugging and

during assessment.

 

troubleshooting is maintained during

In NAC Manager, create a Security

 

assessment.

 

Domain with the following attribute:

 

 

 

• Switches that provide network access to

• The “Use Assessment Policy While

 

important end users such as executives, so

Assessing” checkbox is not

 

network connectivity is maintained during

selected. In this case, NAC

 

assessment.

Manager assigns the policy or

 

• A group of devices, identified by MAC

VLAN returned from the RADIUS

 

server or the locally defined Accept

 

address, that are a specific OS or device type,

 

Policy while the end-system is

 

such as printers or IP phones that require

 

being assessed.

 

immediate network access upon connection.

 

 

 

• Users identified by user name, that are

 

 

identified as important personnel on the

 

 

network and require immediate network

 

 

access upon connection.

 

 

 

 

Area of the network, or group of

• Switches that provide access to untrusted

Use an Assessment Policy during end-

end-systems or users, that

users, such as guests or other high risk end-

system assessment.

require assessment before

systems, may be configured to apply a highly

In NAC Manager, create a Security

network access is allowed.

restrictive Assessment Policy during end-

Domain with the following attribute:

 

system assessment, only permitting end-

 

• Select the “Use Assessment Policy

 

system communication to the assessment

 

While Assessing” checkbox and

 

servers, as well as basic IP services such as

 

specify an Assessment Policy to

 

ARP, DNS, and DHCP. Security threats

 

assign.

 

created by these high-risk end-systems are

mitigated by waiting until assessment is completed before authorizing a significant level of network access.

• A group of devices, identified by MAC address, that are a specific OS or device type, and pose high risk to the network security.

• Users, identified by username, that are identified as high risk personnel on the network.

Enterasys NAC Design Guide 5-11

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Contents Enterasys Page Page Page Contents Design Procedures Use ScenariosDesign Planning Tables FiguresPage Related Documents Intended AudienceSupport@enterasys.com Getting HelpDetection NAC Solution OverviewAuthentication Key FunctionalityRemediation AuthorizationDeployment Models AssessmentModel 2 End-System Authorization Model 3 End-System Authorization with AssessmentModel 1 End-system Detection and Tracking NAC Appliance NAC Solution ComponentsNAC Controller Appliance NAC Gateway ApplianceNAC Controller is available in two models NAC Gateway NAC Controller Appliance ComparisonDisadvantage Advantage NetSight NAC Manager NetSight ManagementSummary Radius ServerAssessment Server Summary Summary Overview Model 1 End-System Detection and Tracking ImplementationOut-of-Band NAC Features and Value Inline NAC LayerEnd-System and User Tracking Required and Optional Components Model 2 End-System AuthorizationInline NAC Device-Based Authorization Location-Based AuthorizationMAC Registration User-Based AuthorizationComponent Requirements for Authorization Model 3 End-System Authorization with Assessment Inline NAC Extensive Security Posture Compliance Verification Diverse Security Posture Compliance Verification Component Requirements for Authorization with Assessment Implementation Self-Service Remediation Required and Optional Components Enterasys NAC Deployment Models Value Use Scenarios Scenario 1 Intelligent Wired Access EdgeNAC Functions Policy-Enabled EdgeVLAN=Production RFC 3580 Capable EdgeScenario 1 Implementation Thin Wireless Edge Scenario 2 Intelligent Wireless Access EdgeRemediation Web User Laptop Thick Wireless Edge Scenario 2 Implementation Scenario 3 Non-intelligent Access Edge Wired and Wireless Layer 2 Wired LAN Scenario 3 Implementation Scenario 4 VPN Remote AccessScenario 4 Implementation VPN Remote Access EnterasysUse Scenario Summaries Summary and Appliance Requirements VPN remote access Identify the NAC Deployment Model Design PlanningIdentify the Intelligent Edge of the Network Survey the NetworkNetwork with Intelligent Edge Case #1 No authentication method is deployed on the network Evaluate Policy/VLAN and Authentication ConfigurationOverview of Supported Authentication Methods Case #2 Authentication methods are deployed on the networkSupport of Multiple Authentication Methods End-System CapabilitiesSupport for Multiple End-System Connection Authentication Considerations Authentication Support on Enterasys DevicesIdentify the Strategic Point for End-System Authorization Identify Network Connection Methods Wired LANWireless LAN Thick Wireless DeploymentsRemote Access WAN Thin Wireless DeploymentsSite-to-Site VPN Identify Inline or Out-of-band NAC Deployment Remote Access VPNSummary Identify Required NetSight Applications Procedures for Out-of-Band and Inline NACDefine Network Security Domains Security Domain NAC ConfigurationsNAC Configuration Authorization NAC Configuration for a Security Domain Procedures for Out-of-Band and Inline NAC To the network Procedures for Out-of-Band and Inline NAC Procedures for Out-of-Band and Inline NAC Security Domain Configuration Guidelines for Assessment MAC Overrides Identify Required MAC and User OverridesMAC and User Override Configuration Procedures for Out-of-Band and Inline NAC Procedures for Out-of-Band and Inline NAC User Overrides Determine the Number of Assessment Servers Assessment Design ProceduresDetermine Assessment Server Location Identify Assessment Server ConfigurationIdentify Network Authentication Configuration Out-of-Band NAC Design ProceduresDetermine the Number of NAC Gateways NAC Gateway Redundancy Determine NAC Gateway Location Determine End-System Mobility Restrictions Identify Backend Radius Server InteractionVlan Configuration Policy Role ConfigurationDefine NAC Access Policies Assessment Policy and Quarantine Policy Configuration Failsafe Policy and Accept Policy ConfigurationAssessment Policy Policy Role Configuration in NetSight Policy ManagerQuarantine Policy Service for the Assessing RoleInline NAC Design Procedures Determine NAC Controller LocationUnregistered Policy Inline NAC Design Procedures Determine the Number of NAC Controllers Layer 2 NAC Controller Redundancy Define Policy Configuration Additional Considerations NAC Deployment With an Intrusion Detection System IDSNAC Deployment With NetSight ASM Additional Considerations Design Procedures

9034385 specifications

Enterasys Networks 9034385 is a powerful networking component designed to enhance enterprise-level connectivity and ensure robust network management capabilities. This device offers a wide range of features that cater to the demanding requirements of modern businesses, focusing on performance, reliability, and security.

One of the main features of the Enterasys Networks 9034385 is its advanced Layer 2 and Layer 3 switching capabilities, which enable efficient data processing and robust network performance. With support for various VLAN configurations, the device allows organizations to segment their networks effectively, leading to improved security and better traffic management.

Another critical aspect of the 9034385 is its support for high-speed connectivity. The device features multiple gigabit Ethernet ports, providing sufficient bandwidth for data-intensive applications commonly used in enterprise environments. The high-speed connections ensure that users can access applications and data quickly and reliably, minimizing latency issues that can affect productivity.

In terms of management, Enterasys Networks has equipped the 9034385 with advanced monitoring and diagnostic tools. These capabilities allow network administrators to track performance metrics, identify potential issues proactively, and make informed decisions about network resource allocation. The inclusion of SNMP (Simple Network Management Protocol) facilitates seamless integration with network management systems, providing comprehensive oversight of network health and performance.

Security is a paramount consideration for the 9034385, which incorporates advanced security protocols to protect sensitive data. Features such as port security, DHCP snooping, and dynamic ARP inspection help safeguard the network against unauthorized access and cyber threats. Furthermore, the device supports authentication mechanisms like 802.1X, ensuring that only authorized users and devices can connect to the network.

The Enterasys Networks 9034385 also stands out due to its seamless integration with cloud-based services and support for virtualization technologies. This compatibility enables organizations to adopt flexible architectures and manage their resources more efficiently. Additionally, the device is designed with scalability in mind, allowing businesses to expand their networks without significant hardware changes or disruptions.

Overall, the Enterasys Networks 9034385 is a versatile and powerful networking solution ideal for enterprises looking to enhance their network infrastructure while ensuring performance, security, and ease of management. The combination of advanced features and technologies makes it a valuable asset for businesses of all sizes striving for efficient and reliable connectivity.
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