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ISM CourseISM CourseMODULE 1MODULE 1

Data Networks andData Networks andTelecommunications SecurityTelecommunications Security

Presented by

LTC PhD. eng. Cezar Vasilescu

Theme 2Theme 2

NetworkingNetworking

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NETWORKING

AGENDA

1.1. TCP IP NetworkingTCP IP Networking

2.2.

IP AddressingIP Addressing

3.3. Network PortsNetwork Ports

4.4. Domain Name Service (DNS)Domain Name Service (DNS)

5.5. Network Address Translation (NAT)Network Address Translation (NAT)

6.6. Routers and SwitchesRouters and Switches

7.7. Virtual Local Area Networks (Virtual Local Area Networks (VLANsVLANs))8.8. Routing and Switching SecurityRouting and Switching Security

9.9. Network Access Control (NAC)Network Access Control (NAC)

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TCP IP NetworkingTCP IP Networking

NETWORKING

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TCP IP NetworkingTCP IP Networking

NETWORKING

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TCP IP NetworkingTCP IP Networking

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TCP IP NetworkingTCP IP Networking

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TCP IP NetworkingTCP IP Networking

Outage - temporary suspension of operation

NETWORKING

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Domain Name Service (DNS)Domain Name Service (DNS)

www.dresmara.ro

NETWORKING

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Domain Name Service (DNS)Domain Name Service (DNS)

- ns.dresmara.ro is authoritative for the dresmara.ro domain

NETWORKING

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Network Address Translation (NAT)Network Address Translation (NAT)

NETWORKING

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R d S i h

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R d S i hR t d S it h

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Vi t l L l A N t k (Vi t l L l A N t k (VLANVLAN ))

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NETWORKING

Vi t l L l A N t k (Vi t l L l A N t k (VLANVLAN ))

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Vi t l L l A N t k (Virtual Local Area Networks (VLANVLANs))

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