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Copyright © 2002, Cisco Systems, Inc. ICND Internet Protocol
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2 ICND Copyright © 2002, Systems, Inc. TCP/IP and OSI Application Presentation Session Transport Network Data Link Physical Process Application Layer Process Application Layer Transport Layer Internet Layer Network Layer TCP/IP OSI Reference
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3 ICND Copyright © 2002, Systems, Inc. TCP/IP Protocol Process Application Layer Process Application Layer Transport Layer Internet Layer Network Layer Telnet TFTP FTP SMTP NFS DNSPing DHCP TCP UDP ICMPARPRARP IP Ethernet Fast Ethernet Token Ring FDDI TCP/IP Reference
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4 ICND Copyright © 2002, Systems, Inc. Virtual Terminal Connections (Telnet) Telnet 프로그램은 원거리에 있는 컴퓨터 시스템을 마치 자신의 시스템 처럼 사용할 수 있는 하나의 응용 프로그램이다. Telnet Port 23 결과 로그인 요청및 원격 호스트에 대한 명령
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5 ICND Copyright © 2002, Systems, Inc. File Transfer Protocol (FTP) FTP 는 한 시스템 상에 있는 파일을 다른 시스템으로 전송하는데 사용되는 프로토콜이며, 두 컴퓨터 간의 데이터 교환을 위한 전송 수단으로는 TCP 프로토콜을 사용함. FTP Client FTP Server Application Layer FTP Transport Layer TCP UDP Application Layer IP Network Interface Application Layer FTP Transport Layer TCP UDP Application Layer IP Network Interface FTP Protocol 의 흐름 TCP Port : 21
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6 ICND Copyright © 2002, Systems, Inc. Domain Name Service (DNS) DNS 는 Domain Name Service 의 약자로써 인터넷에서 IP 어드레스를 호스트 이름으로 서로 매핑하기 위해서 개발한 것이다. www.yahoo.co.kr IP Address 를 알려주세요. www.yahoo.co.kr 211.32.119.151 DNS 클라이언트 DNS Server
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7 ICND Copyright © 2002, Systems, Inc. Packet InterNet Groper (Ping) Ping 은 네트워크에서 두 호스트 사이간에 정상적으로 통신을 할 수가 있는지 확인하는 프로그램이다. Internet SystemA SystemB C:\>ping 162.20.30.10 Pinging 162.20.30.10 with 32 bytes of data: Reply from 162.20.30.10: bytes=32 time=50ms TTL=247 Reply from 162.20.30.10: bytes=32 time=20ms TTL=247 Reply from 162.20.30.10: bytes=32 time=70ms TTL=247 Ping statistics for 162.20.30.10: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss), Approximate round trip times in milli-seconds: Minimum = 20ms, Maximum = 70ms, Average = 82ms C:\>ping 162.20.30.10 Pinging 162.20.30.10 with 32 bytes of data: Reply from 162.20.30.10: bytes=32 time=50ms TTL=247 Reply from 162.20.30.10: bytes=32 time=20ms TTL=247 Reply from 162.20.30.10: bytes=32 time=70ms TTL=247 Ping statistics for 162.20.30.10: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss), Approximate round trip times in milli-seconds: Minimum = 20ms, Maximum = 70ms, Average = 82ms IP: 162.20.30.10IP: 162.20.10.10
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8 ICND Copyright © 2002, Systems, Inc. Trivial File Transfer Protocol (TFTP) TFTP 는 단순한 파일을 전송하는 프로토콜이며, 최소한의 기능만 가지고 있어 파일을 전송하는 프로토콜로 UDP 포트번호 69 번을 사용하고 있다.
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9 ICND Copyright © 2002, Systems, Inc. Simple Mail Transfer Protocol (SMTP) SMTP 는 단순한 메일을 전송하는데 사용되며, POP3 는 메일을 수신하는데 사용된다. Interne t SMTP Server SMTP Protocol (Port 25)
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10 ICND Copyright © 2002, Systems, Inc. Network File System (NFS) NFS 는 다른 컴퓨터에 있는 파일시스템의 일부를 마치 자신의 컴퓨터에 있는 것처럼 사용할 수 있도록 해주는 것이 NFS 이다.
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11 ICND Copyright © 2002, Systems, Inc. Dynamic Host Configuration Protocol (DHCP) Server Switch HUB RouterA DHCP 클라이언트
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12 ICND Copyright © 2002, Systems, Inc. Dynamic Host Configuration Protocol (DHCP) IP 임대 요청 IP 임대 제공 IP 임대 선택 IP 임대 확인 응답
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13 ICND Copyright © 2002, Systems, Inc. Transport Layer TCP (Transmission Control Protocol) UDP (User Datagram Protocol)
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14 ICND Copyright © 2002, Systems, Inc. Transmission Control Protocol (TCP) 세션 설정 ( 벨 울림 ) 확인 (“ 여보세요 ”) 확인 (“ 네. 여보세요 ”) 데이터 전달 (“ 제가 전화한 이유는 ~”) 확인 (“ 네 ”) 세션 종결 (“ 안녕히 계세요 ”) 확인 (“ 네. 안녕히 계세요 ”) 송신측수신측 TCP 는 연결 지향형 (Connection Oriented) 처리를 통해 오류를 정정한다.
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15 ICND Copyright © 2002, Systems, Inc. Internet Layer IP (Internet Protocol) ICMP (Internet Control Message Protocol) ARP (Address Resolution Protocol) RARP (Reverse Address Resolution Protocol)
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16 ICND Copyright © 2002, Systems, Inc. Internet Protocol (IP) IP 는 한 번에 한 네트워크에 대해, 한 호스트에서 다른 호스트로 데이터를 이동시키는 역할만을 수행함. IP: 192.168.10.10 IP: 192.168.10.20IP: 192.168.20.10 SystemA SystemBSystemC RouterA
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17 ICND Copyright © 2002, Systems, Inc. Internet Control Message Protocol (ICMP) IP: 192.168.10.10IP: 192.168.20.10 SystemASystemB 192.168.30.30 으로 전송되는 패킷 오류 : Network Unreachable 192.168.10.0192.168.20.0
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18 ICND Copyright © 2002, Systems, Inc. Address Resolution Protocol (ARP) ARP 는 특정 IP 주소를 사용하는 시스템이 하드웨어 주소로 응답하도록 요청하는 하위 계층의 브로드캐스트를 네트워크에 전송하여 이 임무를 수행함. IP: 192.168.10.40 IP: 192.168.10.10IP: 192.168.10.5IP: 192.168.10.30.10 의 하드웨어 주소는 ?.10 은 00:00:c0:c8:b3:27 SystemASystemBSystemC SystemD
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19 ICND Copyright © 2002, Systems, Inc. Reverse Address Resolution Protocol Ethernet:4523.7985.7734 IP = ??? Ethernet:4523.7985.7734 IP: 192.168.10.3 내 IP 어드레스는 뭐죠 ? 당신의 IP 어드레스는 192.168.10.3 MAC 어드레스에 할당된 IP 어드레스 정보를 요청하는 패킷을 보냄으로써 디스켓이 없는 장비의 IP 어드레스를 알수 있음.
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20 ICND Copyright © 2002, Systems, Inc. Data 통신 절차
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21 ICND Copyright © 2002, Systems, Inc. 일대일 데이터 통신
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Copyright © 2002, Cisco Systems, Inc. ICND IP Address Configuration
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23 ICND Copyright © 2002, Systems, Inc. IP 주소를 통한 network component 와 host component 구분 IP 주소의 서브넷 마스크 계산법 파악 IP 주소에서 호스트 주소의 파악 IP 주소를 이용한 네트웍상의 라우터 주소 설정 목적
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IP Address Overview Copyright © 2002, Cisco Systems, Inc. ICND
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25 ICND Copyright © 2002, Systems, Inc. 32 Bits NetworkHost IP Addressing
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26 ICND Copyright © 2002, Systems, Inc. IP Addressing 32 Bits NetworkHost 8 Bits
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27 ICND Copyright © 2002, Systems, Inc. IP Addressing 32 Bits NetworkHost 8 Bits 172. 16. 122. 204 8 Bits
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28 ICND Copyright © 2002, Systems, Inc. Class A: Class B: Class C: Class D: for multicast Class E: for research N = Network number H = Host number IP Address Classes NHHHNNHHNNNH
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29 ICND Copyright © 2002, Systems, Inc. IP Address Bit Patterns 1724 Class A: # Bits 0network #host #
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30 ICND Copyright © 2002, Systems, Inc. IP Address Bit Patterns 1724 Class A: # Bits 114161 Class B: # Bits 0network #host # 1network #host #0
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31 ICND Copyright © 2002, Systems, Inc. IP Address Bit Patterns 1724 Class A: # Bits 114161 Class B: # Bits 121811 Class C: # Bits 0network #host # 1network #host #0 1network #host #10
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32 ICND Copyright © 2002, Systems, Inc. Recognizing Classes in IP Addresses (First Octet Rule) High Order Bits Octet in Decimal Address Class 0 10 110 1 – 126 128 – 191 192 – 223 ABCABC
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33 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
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34 ICND Copyright © 2002, Systems, Inc. AddressClassNetworkHost Written Exercise: IP Address Classes 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A
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35 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A10.0.0.0
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36 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A10.0.0.00.2.1.1
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37 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B 10.0.0.00.2.1.1
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38 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B 10.0.0.0 128.63.0.0 0.2.1.1
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39 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B 10.0.0.0 128.63.0.0 0.2.1.1 0.0.2.100
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40 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C 10.0.0.0 128.63.0.0 0.2.1.1 0.0.2.100
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41 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C 10.0.0.0 128.63.0.0 201.222.5.0 0.2.1.1 0.0.2.100
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42 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C 10.0.0.0 128.63.0.0 201.222.5.0 0.2.1.1 0.0.2.100 0.0.0.64
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43 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C 10.0.0.0 128.63.0.0 201.222.5.0 0.2.1.1 0.0.2.100 0.0.0.64
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44 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0 0.2.1.1 0.0.2.100 0.0.0.64
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45 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0 0.2.1.1 0.0.2.100 0.0.0.64 0.0.0.2
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46 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C B 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0 0.2.1.1 0.0.2.100 0.0.0.64 0.0.0.2
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47 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C B 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0 130.113.0.0 0.2.1.1 0.0.2.100 0.0.0.64 0.0.0.2
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48 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C B 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0 130.113.0.0 0.2.1.1 0.0.2.100 0.0.0.64 0.0.0.2 0.0.64.16
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49 ICND Copyright © 2002, Systems, Inc. Written Exercise: IP Address Classes AddressClassNetworkHost 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10 A B C C B Nonexistent 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0 130.113.0.0 0.2.1.1 0.0.2.100 0.0.0.64 0.0.0.2 0.0.64.16
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Configuring IP Addresses Copyright © 1998, Cisco Systems, Inc. ICRC_revision_11.3
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51 ICND Copyright © 2002, Systems, Inc. Host Addresses 172.16.2.1 172.16.3.10 172.16.12.12 IP: 172.16.2.1 10.1.1.1 10.250.8.11 10.180.30.118 IP: 10.6.24.2 E0E1 172.1612 NetworkHost.. NetworkInterface 172.16.0.0 10.0.0.0 E0 E1 Routing Table
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52 ICND Copyright © 2002, Systems, Inc. Network 172.16.0.0 172.16.0.0 Addressing without Subnets
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53 ICND Copyright © 2002, Systems, Inc. Network 172.16.0.0 Addressing with Subnets 172.16.1.0172.16.2.0 172.16.3.0 172.16.4.0
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54 ICND Copyright © 2002, Systems, Inc. Subnet Addressing 172.16.2.200 172.16.2.2 172.16.2.160 172.16.3.5 172.16.3.100 172.16.3.150 E0E1 NetworkInterface 172.16.0.0 E0 E1 Routing Table
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55 ICND Copyright © 2002, Systems, Inc. Subnet Addressing 172.16.2.200 172.16.2.2 172.16.2.160 IP: 172.16.2.1 172.16.3.5 172.16.3.100 172.16.3.150 IP: 172.16.3.1 E0E1 172.162160 NetworkHost.. NetworkInterface 172.16.0.0 E0 E1 Routing Table Subnet
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56 ICND Copyright © 2002, Systems, Inc. Subnet Addressing 172.16.2.200 172.16.2.2 172.16.2.160 IP: 172.16.2.1 172.16.3.5 172.16.3.100 172.16.3.150 IP: 172.16.3.1 E0E1 172.162160 NetworkHost.. NetworkInterface 172.16.2.0 172.16.3.0 E0 E1 New Routing Table Subnet
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57 ICND Copyright © 2002, Systems, Inc. Subnet Mask 1721600 IP Address NetworkHost
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58 ICND Copyright © 2002, Systems, Inc. Subnet Mask 1721600255 00 IP Address Default Subnet Mask NetworkHost NetworkHost
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59 ICND Copyright © 2002, Systems, Inc. Subnet Mask 1721600 255 00 0 IP Address Default Subnet Mask 8-bit Subnet Mask NetworkHost Use host bits, starting at the high order bit position NetworkHost NetworkSubnetHost
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60 ICND Copyright © 2002, Systems, Inc. Decimal Equivalents of Bit Patterns 10000000=128 11000000=192 11100000=224 11110000=240 11111000=248 11111100=252 11111110=254 11111111=255 128 6432168421
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61 ICND Copyright © 2002, Systems, Inc. Network Host 172.16.2.160 255.255.0.0 1721600 10101100 11111111 10101100 00010000 11111111 00010000 00000000 10100000 00000000 Subnets not in use—the default 00000010 Subnet Mask without Subnets
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62 ICND Copyright © 2002, Systems, Inc. NetworkHost 172.16.2.160 255.255.255.0 1721620 Subnet 11111111 00000000 11111111 Network number extended by eight bits 10101100 00010000 00000010 10100000 00000000 00000010 Subnet Mask with Subnets
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63 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0
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64 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0 B
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65 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0 B172.16.2.0
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66 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0 B A 172.16.2.0
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67 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0 B A 172.16.2.0 10.6.0.0
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68 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0 B A A 172.16.2.0 10.6.0.0
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69 ICND Copyright © 2002, Systems, Inc. Written Exercise: Subnet Masks AddressSubnet MaskClassSubnet 172.16.2.10 10.6.24.20 10.30.36.12 255.255.255.0 255.255.0.0 255.255.255.0 B A A 172.16.2.0 10.6.0.0 10.30.36.0
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70 ICND Copyright © 2002, Systems, Inc. Subnet 의 계획 Other subnets 20 subnets 5 hosts per subnet Class C address: 201.222.5.0 20 subnets 5 hosts per subnet Class C address: 201.222.5.0 201.222.5.16 201.222.5.32201.222.5.48
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71 ICND Copyright © 2002, Systems, Inc. IP Host Address:172.16.2.120 Subnet Mask: 255.255.255.0 Subnet Address = 172.16.2.0 Host Addresses = 172.16.2.1–172.16.2.254 Broadcast Address = 172.16.2.255 Eight bits of subnetting Network SubnetHost 1721620 172.16.2.120: 255.255.255.0: 10101100 11111111 Subnet:1010110000010000 11111111 00000010 11111111 01111001 00000000 Class B Subnet Planning Example
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72 ICND Copyright © 2002, Systems, Inc. IP Host Address:201.222.5.121 Subnet Mask: 255.255.255.248 NetworkSubnetHost 2012225120 201.222.5.121:11001001 11111111 Subnet:1100100111011110 11111111 00000101 11111111 01111 001 11111 000 01111 000 255.255.255.248: Class C Subnet Planning Example Subnet Address = 201.222.5.120 Host Addresses = 201.222.5.121–201.222.5.126 Broadcast Address = 201.222.5.127 Five Bits of Subnetting
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73 ICND Copyright © 2002, Systems, Inc. Broadcast Addresses 172.16.1.0 172.16.2.0 172.16.3.0 172.16.4.0
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74 ICND Copyright © 2002, Systems, Inc. Broadcast Addresses 172.16.1.0 172.16.2.0 172.16.3.0 172.16.4.0 255.255.255.255 (Local network broadcast) X
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75 ICND Copyright © 2002, Systems, Inc. Broadcast Addresses 172.16.1.0 172.16.2.0 172.16.3.0 172.16.4.0 172.16.3.255 (Directed broadcast) 255.255.255.255 (Local network broadcast) X
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76 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248 Subnet Mask 15.16.193.6255.255.248.0 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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77 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C Subnet Mask 15.16.193.6255.255.248.0 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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78 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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79 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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80 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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81 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.192.0 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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82 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252 153.50.6.27255.255.255.128
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83 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252B 153.50.6.27255.255.255.128
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84 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252B128.16.32.12 153.50.6.27255.255.255.128
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85 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252B128.16.32.15128.16.32.12 153.50.6.27255.255.255.128
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86 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252B128.16.32.15128.16.32.12 153.50.6.27255.255.255.128B
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87 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252B128.16.32.15128.16.32.12 153.50.6.27255.255.255.128B153.50.6.0
88
88 ICND Copyright © 2002, Systems, Inc. Written Exercise: Broadcast Addresses AddressClassSubnetBroadcast 201.222.10.60255.255.255.248C201.222.10.63201.222.10.56 Subnet Mask 15.16.193.6255.255.248.0A15.16.199.25515.16.192.0 128.16.32.13255.255.255.252B128.16.32.15128.16.32.12 153.50.6.27255.255.255.128B153.50.6.127153.50.6.0
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