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1、第七章第七章Copyright ?1998, Cisco Systems, Inc.配置配置IP地址地址思科网络技术学院教程第七章IP地址配置2Copyright ?1998, Cisco Systems, Inc.32 BitsNetworkHostIP 地址地址思科网络技术学院教程第七章IP地址配置3Copyright ?1998, Cisco Systems, Inc.32 BitsNetworkHost8 Bits8 Bits8 Bits8 BitsIP 地址地址思科网络技术学院教程第七章IP地址配置4Copyright ?1998, Cisco Systems, Inc.32 Bit
2、sNetworkHost8 Bits172 . 16 . 122 . 2048 Bits8 Bits8 BitsIP 地址地址思科网络技术学院教程第七章IP地址配置5Copyright ?1998, Cisco Systems, Inc.Class A: Class B: Class C: Class D: for multicast Class E: for researchN = Network number H = Host numberIP 地址分类地址分类NHHHNNHHNNNH思科网络技术学院教程第七章IP地址配置6Copyright ?1998, Cisco Systems, I
3、nc.IP 地址位模式地址位模式1724Class A:# Bits0network #host #思科网络技术学院教程第七章IP地址配置7Copyright ?1998, Cisco Systems, Inc.1724Class A:# Bits114161Class B:# Bits0network #host #1network #host #0IP 地址位模式地址位模式思科网络技术学院教程第七章IP地址配置8Copyright ?1998, Cisco Systems, Inc.1724Class A:# Bits114161Class B:# Bits121811Class C:#
4、Bits0network #host #1network #host #01network #host #10IP 地址位模式地址位模式思科网络技术学院教程第七章IP地址配置9Copyright ?1998, Cisco Systems, Inc.识别识别IP地址的类别地址的类别高位高位前八位前八位地址类别地址类别01011011011111 126 128 191192 223224239240254ABCDE思科网络技术学院教程第七章IP地址配置10Copyright ?1998, Cisco Systems, Inc.练习：练习：AddressClassNetworkHost思科网络技术
5、学院教程第七章IP地址配置11Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostA练习：练习：思科网络技术学院教程第七章IP地址配置12Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostA练习：练习：思科网络技术学院教程第七章IP地址配置13Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostA练习：练习：思科网络技术学院教程第七章IP地址配置14Copyright ?1998, Cisco S
6、ystems, Inc.AddressClassNetworkHostAB练习：练习：思科网络技术学院教程第七章IP地址配置15Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostAB练习：练习：思科网络技术学院教程第七章IP地址配置16Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostAB练习：练习：思科网络技术学院教程第七章IP地址配置17Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostA
7、BC练习：练习：思科网络技术学院教程第七章IP地址配置18Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABC练习：练习：思科网络技术学院教程第七章IP地址配置19Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABC练习：练习：思科网络技术学院教程第七章IP地址配置20Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABCC练习：练习：思科网络技术学院教程第七章IP地址配置21Cop
8、yright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABCC练习：练习：思科网络技术学院教程第七章IP地址配置22Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABCC练习：练习：思科网络技术学院教程第七章IP地址配置23Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABCCB练习：练习：思科网络技术学院教程第七章IP地址配置24Copyright ?1998, Cisco Systems,
9、Inc.AddressClassNetworkHostABCCB练习：练习：思科网络技术学院教程第七章IP地址配置25Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHostABCCB练习：练习：思科网络技术学院教程第七章IP地址配置26Copyright ?1998, Cisco Systems, Inc.AddressClassNetworkHost10.2.1.1128.63.2.100201.222.5.64192.6.141.2130.113.64.16256.241.201.10ABCCBNonexistent10.0.
10、0.0128.63.0.0201.222.5.0192.6.141.0130.113.0.00.2.1.10.0.2.1000.0.0.640.0.0.20.0.64.16练习：练习：思科网络技术学院教程第七章IP地址配置配置配置IP地址地址Copyright ?1998, Cisco Systems, Inc.思科网络技术学院教程第七章IP地址配置28Copyright ?1998, Cisco Systems, Inc.Host AddressesE0E11212NetworkHost.NetworkInterfaceE0E1Routing Table思科网络技术学院教程第七章IP地址配置
11、29Copyright ?1998, Cisco Systems, Inc.无子网编址无子网编址思科网络技术学院教程第七章IP地址配置30Copyright ?1998, Cisco Systems, Inc.子网编址子网编址思科网络技术学院教程第七章IP地址配置31Copyright ?1998, Cisco Systems, Inc.E0E1NetworkInterfaceE0E1Routing Table子网编址子网编址思科网络技术学院教程第七章IP地址配置32Copyright ?1998, Cisco Systems, Inc.E0E12160NetworkHost.NetworkI
12、nterfaceE0E1Routing TableSubnet子网编址子网编址思科网络技术学院教程第七章IP地址配置33Copyright ?1998, Cisco Systems, Inc.E0E12160NetworkHost.NetworkInterfaceE0E1New Routing TableSubnet子网编址子网编址思科网络技术学院教程第七章IP地址配置34Copyright ?1998, Cisco Systems, Inc.子网掩码子网掩码1721600IPAddressNetworkHost思科网络技术学院教程第七章IP地址配置35Copyright ?1998, Cis
13、co Systems, Inc.172160025525500IPAddressDefaultSubnetMaskNetworkHostNetworkHost子网掩码子网掩码思科网络技术学院教程第七章IP地址配置36Copyright ?1998, Cisco Systems, Inc.1721600255255002552552550IPAddressDefaultSubnetMask8-bitSubnetMaskNetworkHostUse host bits, starting at thehigh order bit positionNetworkHostNetworkSubnetHo
14、st子网掩码子网掩码思科网络技术学院教程第七章IP地址配置37Copyright ?1998, Cisco Systems, Inc.位的十进制等价值位的十进制等价值10000000=12811000000=19211100000=22411110000=24011111000=24811111100=25211111110=25411111111=255128 6432168421思科网络技术学院教程第七章IP地址配置38Copyright ?1998, Cisco Systems, Inc.NetworkHost172160010101100111111111010110000010000
15、1111111100010000000000000000000010100000000000000000000000000010子网掩码子网掩码思科网络技术学院教程第七章IP地址配置39Copyright ?1998, Cisco Systems, Inc.NetworkHost255.255.255.01721620Subnet 111111111111111100000000111111111010110010101100000100000001000000000010101000000000000000000010带子网的子网掩码带子网的子网掩码思科网络技术学院教程第七章IP地址配置40
16、Copyright ?1998, Cisco Systems, Inc.练习练习AddressSubnet MaskClassSubnet思科网络技术学院教程第七章IP地址配置41Copyright ?1998, Cisco Systems, Inc.AddressSubnet MaskClassSubnetB练习练习思科网络技术学院教程第七章IP地址配置42Copyright ?1998, Cisco Systems, Inc.AddressSubnet MaskClassSubnetB练习练习思科网络技术学院教程第七章IP地址配置43Copyright ?1998, Cisco Syste
17、ms, Inc.AddressSubnet MaskClassSubnetBA练习练习思科网络技术学院教程第七章IP地址配置44Copyright ?1998, Cisco Systems, Inc.AddressSubnet MaskClassSubnetBA练习练习思科网络技术学院教程第七章IP地址配置45Copyright ?1998, Cisco Systems, Inc.AddressSubnet MaskClassSubnetBAA练习练习思科网络技术学院教程第七章IP地址配置46Copyright ?1998, Cisco Systems, Inc.AddressSubnet M
18、askClassSubnet172.16.2.1010.6.24.2010.30.36.12255.255.255.0255.255.0.0255.255.255.0BAA172.16.2.010.6.0.010.30.36.0练习练习思科网络技术学院教程第七章IP地址配置47Copyright ?1998, Cisco Systems, Inc.地址规划地址规划Other subnets20 subnets5 hosts per subnetClass C address:思科网络技术学院教程第七章IP地址配置48Copyright ?1998, Cisco Systems, Inc.广播地
19、址广播地址思科网络技术学院教程第七章IP地址配置49Copyright ?1998, Cisco Systems, Inc.广播地址广播地址(Local network broadcast)X X思科网络技术学院教程第七章IP地址配置50Copyright ?1998, Cisco Systems, Inc.广播地址广播地址(Directed broadcast)(Local network broadcast)X X思科网络技术学院教程第七章IP地址配置51Copyright ?1998, Cisco Systems, Inc.广播地址练习广播地址练习AddressClassSubnetBr
20、oadcast201.222.10.60 Subnet Mask15.16.193.6 128.16.32.13 153.50.6.27 思科网络技术学院教程第七章IP地址配置52Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 128.16.32.13 153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置53Copyright ?1998, Cisco Systems, Inc.AddressClassSub
21、netBroadcast201.222.10.60 CSubnet Mask15.16.193.6 128.16.32.13 153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置54Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 128.16.32.13 153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置55Copyright ?1998, Cisco Systems, I
22、nc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置56Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置57Copyright ?19
23、98, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置58Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 B153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章
24、IP地址配置59Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 B153.50.6.27 广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置60Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 B广播地址练习广播地址练习思科网
25、络技术学院教程第七章IP地址配置61Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 CSubnet Mask15.16.193.6 A128.16.32.13 B153.50.6.27 B广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置62Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 255.255.255.248C201.222.10.63201.222.10.56S
26、ubnet Mask15.16.193.6 255.255.248.0A15.16.199.25515.16.192.0128.16.32.13 255.255.255.252B128.16.32.15128.16.32.12153.50.6.27 255.255.255.128B153.50.6.0广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置63Copyright ?1998, Cisco Systems, Inc.AddressClassSubnetBroadcast201.222.10.60 255.255.255.248C201.222.10.63201.222.10
27、.56Subnet Mask15.16.193.6 255.255.248.0A15.16.199.25515.16.192.0128.16.32.13 255.255.255.252B128.16.32.15128.16.32.12153.50.6.27 255.255.255.128B153.50.6.127153.50.6.0广播地址练习广播地址练习思科网络技术学院教程第七章IP地址配置64Copyright ?1998, Cisco Systems, Inc.IP 地址配置地址配置Router(config-if)#指定地址和掩码指定地址和掩码在接口上启动在接口上启动IP进程进程ip
28、address ip-address subnet-mask思科网络技术学院教程第七章IP地址配置65Copyright ?1998, Cisco Systems, Inc.地址配置检验地址配置检验ApplicationTransportInternetNetwork InterfaceHardwareApplicationTransportInternetNetwork InterfaceHardware思科网络技术学院教程第七章IP地址配置66Copyright ?1998, Cisco Systems, Inc.ApplicationTransportInternetNetwork In
29、terfaceHardwareTelnetApplicationTransportInternetNetwork InterfaceHardwareTelnettelnet地址配置检验地址配置检验思科网络技术学院教程第七章IP地址配置67Copyright ?1998, Cisco Systems, Inc.ApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPpingApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtelnet地址配置检验地址配
30、置检验思科网络技术学院教程第七章IP地址配置68Copyright ?1998, Cisco Systems, Inc.ApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtracepingApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtelnettrace地址配置检验地址配置检验思科网络技术学院教程第七章IP地址配置69Copyright ?1998, Cisco Systems, Inc.ApplicationTransportInter
31、netNetwork InterfaceHardwareTelnetICMPtracepingApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtelnettrace地址配置检验地址配置检验思科网络技术学院教程第七章IP地址配置70Copyright ?1998, Cisco Systems, Inc.ApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtracepingApplicationTransportInternetNetwork In
32、terfaceHardwareTelnetICMPtelnettrace地址配置检验地址配置检验思科网络技术学院教程第七章IP地址配置71Copyright ?1998, Cisco Systems, Inc.ApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtracepingApplicationTransportInternetNetwork InterfaceHardwareTelnetICMPtracetelnettrace地址配置检验地址配置检验思科网络技术学院教程第七章IP地址配置72Copyright ?
33、1998, Cisco Systems, Inc.测试测试IP层的连通性层的连通性简单简单PingRouter Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 172.16.101.1, timeout is 2 seconds:.!Success rate is 80 percent, round-trip min/avg/max = 6/6/6 msRouter思科网络技术学院教程第七章IP地址配置73Copyright ?1998, Cisco Systems, Inc.扩展扩展PingRouter# pin
34、gProtocol ip:Target IP address: 192.168.101.162Repeat count 5:Datagram size 100:Timeout in seconds 2:Extended commands n: ySource address:Type of service 0:Set DF bit in IP header? no: yesData pattern 0xABCD:Loose, Strict, Record, Timestamp, Verbosenone:Sweep range of sizes n:Type escape sequence to
35、 abort.Sending 5, 100-byte ICMP Echos to 192.168.101.162, timeout is 2 seconds:!Success rate is 100 percent (5/5), round-trip min/avg/max = 24/26/28 msRouter#思科网络技术学院教程第七章IP地址配置74Copyright ?1998, Cisco Systems, Inc.IP TraceRouter# Type escape sequence to abort.Tracing the route to aba.nyc.mil (26.0.
36、0.73) (172.16.1.6) 1000 msec 8 msec 4 msec2barrnet- (172.16.16.2) 8 msec 8 msec 8 msec3external-a-gateway.stanford.edu (192.42.110.225) 8 msec 4 msec 4 (131.119.254.6) 8 msec 8 msec 8 (131.119.3.8) 12 msec 12 msec 8 msec6moffett-fld-mb.in.mil (192.52.195.1) 216 msec 120 msec 132 msec7aba.nyc.mil (26.0.0.73) 412 msec * 664 msec思科网络技术学院教程第七章IP地址配置
