The Network Works

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Current LAN Technologies

• 10/100Mbs to the desktop

• 100Mbs or 1000Mbs to servers

• Wireless LAN

• Gigabit between Switches

• Copper to Desktop, Fiber in Risers and outside

• Dual Fiber/ Redundancy

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Current WAN Technologies

• Metropolitan Area Network-own Fiber-gig or 10 gig• Within a city T1, Local Ethernet service,

ATM, DSL, VPN• Long Distance Frame Relay, F/T1, ATM,

VPN• Converged Networks – Voice, video,

data- where it makes sense

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Cisco Switches

• 6506• 4006• 3500 series• 2950 series• 1900 series• 1500 series• See www.cisco.com for features

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LAN Design Considerations

• Traffic Analysis, IE Location & speed of servers, etc

• Location and numbers in MDF and IDFs• Cost• Choke Points• Sensitivity of Applications• VLANs• QOS needs• Redundancy/ High Availability• Hot Standby Routher Protocol

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6506

• 256 Gig backplane-Core switch

• 6506-6 slot- one slot for Supervisor card

• Sup card can include Layer 3 capability

• Copper 10/100 cards

• Fiber Gig cards-some need GBICs

• 100FX cards

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4006

• 32 Gig backplane-Core or closet switch

• 4006-6 slot- one slot for Supervisor card

• Sup card can include Layer 3 capability

• Copper 10/100 cards

• Fiber Gig cards-some need GBICs

• 100FX cards

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Catalyst 3500 XL series

• 3512= 12 10/100 copper ports and 2 GBIC slots

• 3524= 24 10/100 copper ports and 2 GBIC slots

• 3448= 48 10/100 copper ports and 2 GBIC slots

• 3508= 8 GBIC Slots-Layer 2 only switch

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Catalyst 2950 series

• 2950-12= 12 10/100 ports

• 2950-24= 24 10/100 ports

• 2950C-24= 24 1/100 ports and 2 100FX ports

• 2950G-12-EI= 12 10/100 ports & 2 GBIC slots- L3

• 2950G-24-EI= 24 10/100 ports & 2 GBIC slots- L3

• 2950G-48-EI= 48 10/100 ports & 2 GBIC slots- L3

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Catalyst 1900 & 1500

• 1900 switches= 10Mbs

• 1500 switches= very small standalone switches- limited features

Thank You for your attentionJohn DeFilippo

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