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uthor: Bill Buchanan uthor: Bill Buchanan A pplied C isco N etw orking (C C N P B C M SN) C O 32061 C hapter1 (Sw itched N etw orks)

Author: Bill Buchanan. Module Descriptor Author: Bill Buchanan

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Page 1: Author: Bill Buchanan. Module Descriptor Author: Bill Buchanan

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Applied Cisco Networking(CCNP BCMSN)CO32061Chapter 1(SwitchedNetworks)

Page 2: Author: Bill Buchanan. Module Descriptor Author: Bill Buchanan

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ModuleDescriptor

Page 3: Author: Bill Buchanan. Module Descriptor Author: Bill Buchanan

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Module Descriptor

Content:1: Designing Switched Networks2: VLANs, Trunks and VTP3: Spanning Tree Protocol4: Enhancements to STP5: Multilayered Switching6: Availability and Redundancy7: Multicasts8: QoS9: MLS Optimization and Security

AssessmentOn-line MCQ

On-line Practical

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Switched Networks

Page 5: Author: Bill Buchanan. Module Descriptor Author: Bill Buchanan

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Move from 20/80 to 80/20

80/20 rule80% of traffic is local, and 20% of traffic is destined for other networks

20/80 rule20% of traffic is local, and 80% of traffic is destined for other networks

Server farm

Older networks-based on router infrastructure

Newer networks-based on switched infrastructure

Server farm

Backbone

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3-layered Architecture

Server farm

Core: Backbone switching

Distribution:Implement

policies

Access:Host/User

access

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Access

Access:Host/User

access

Access:· User/device authentication.· Define VLAN membership.· Filter based on MAC addresses.· Define bandwidth/QoS for users.

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Distribution Layer

Server farm

Access:Host/User

access

Distribution:· Interconnect workgroups.· Interconnect VLANs.· InterVLAN routing.· Define security polices· Network type translation.· Address summization

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Core

Server farm

Core: Backbone switching

Core:· Inter-site/campus connection.· External access.

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Switch Types

Core: Backbone switching

Cisco 3550 Catalyst

Cisco 2900 CatalystCisco 1900 Catalyst

Cisco 6500 Catalyst

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NetLAB

R1 : 2621 RouterR2 : 2621 RouterR3 : 2621 RouterCore : 3550 Layer 3 SwitchDistribution 1 : 2950 SwitchDistribution 2 : 2950 SwitchAccess 1 : 2950 SwitchAccess 2 : 2950 Switch

NetLABhttp://146.176.165.229

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Configuration

interface FastEthernet0/1 no ip address!interface FastEthernet0/2 no ip address!interface FastEthernet0/3 no ip address…interface FastEthernet0/22 no ip address!interface FastEthernet0/23 no ip address!interface FastEthernet0/24 no ip address!interface GigabitEthernet0/1 no ip address!interface GigabitEthernet0/2 no ip address!interface Vlan1 no ip address no ip route-cache shutdown!ip http server!!line con 0line vty 5 15

FA0/1

FA0/2

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Configuration

interface FastEthernet0/1 no ip address!interface FastEthernet0/2 no ip address!interface FastEthernet0/3 no ip address…interface FastEthernet0/22 no ip address!interface FastEthernet0/23 no ip address!interface FastEthernet0/24 no ip address!interface GigabitEthernet0/1 no ip address!interface GigabitEthernet0/2 no ip address!interface Vlan1 ip address 192.168.1.100!ip http server!!line con 0line vty 5 15

Interface vlan1IP address foraccess

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Switchport types

# config t(config)# int fa0/1(config-if)# switchport mode access

# config t(config)# int fa0/1(config-if)# no switchport

# config t(config)# int fa0/1(config-if)# switchport mode trunk

# config t(config)# int fa0/1(config-if)# switchport mode vlan 2

Layer 2 port

Layer 3 port

Trunk port

VLAN on port

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Applied Cisco Networking(CCNP BCMSN)CO32061Chapter 1(SwitchedNetworks)