Physical - PowerPoint PPT Presentation

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Physical

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Title: PowerPoint Presentation Last modified by: ccyang Created Date: 1/1/1601 12:00:00 AM Document presentation format: (4:3) Other titles – PowerPoint PPT presentation

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Tags: igmp | physical

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Title: Physical


1
IP
IP
Net. Access
Net. Access
Net. Access
Net. Access
Physical
Physical
Physical
Physical
Application
Application
TCP/UDP
TCP/UDP
IP
IP
Net. Access
Net. Access
Physical
Physical
2
PC4
Application layer FTP, TELNET, SMTP, SNMP,
HTTP Routing Protocol BGP, OSPF, RIP -gt
Multicast Transport layer TCP, UDP, SCTP IP,
ICMP, IGMP, RSVP (QoS) ARP, DHCP
PC3
Router R3
Routing Protocol
L2 Switch
Router R1
ARP IP-gtMAC addr
X.25
ATM
Router R2
EthernetHub
EthernetHub
Bridge
PC2
IPdst
IPsrc
Upper layer
DHCP
PC1
DHCP Server
IP Packet
MACdst
MACsrc
subnet
(IP addr. bitwise-AND SubnetMask)
3
Interconnected Device
EthernetHub
L1, Repeater
Collision Domain
PC1
PC2
PC3
PC4
PC1
PC4
PC2
PC3
Subnet
Broadcast Domain
Collision Domain
Collision Domain
PC1
PC3
L2 Device
PC2
PC4
Bridge
L2 Switch
Collision Domain
Collision Domain
Subnet
Subnet
L3 Device
Router R1
Subnet
Subnet
All-layer Device
Firewall
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