Технологическая карта 52, 53, 54 Темы урока

жүктеу/скачать 166 Kb.

бет	4/4
Дата	09.12.2022
өлшемі	166 Kb.
	#56130
түрі	Урок

1 2 3 4

Задание 2.

#include
	#include
	#include
	#include
	using namespace std;
	// Øèôðîâàíèå
	string encrypt(string input) {
	vector word(input.begin(), input.end());
	string alphabet = "abcdefghijklmnopqrstuvwxyz";
	for (int i = 0; i < (int)input.length(); i++) {
	for (int j = 0; j < (int)alphabet.length(); j++) {
	if (word[i] == alphabet[j]) {
	word[i] = alphabet[(j + 3) % 26];
	break;
	}
	}
	}
	string str(word.begin(), word.end());
	return str;
	}
	// Ðàñøèôðîâêà
	string decrypt(string input) {
	vector word(input.begin(), input.end());
	string alphabet = "abcdefghijklmnopqrstuvwxyz";
	for (int i = 0; i < (int)input.length(); i++) {
	for (int j = 0; j < (int)alphabet.length(); j++) {
	if (word[i] == alphabet[j]) {
	word[i] = alphabet[(j - 3) % 26];
	break;
	}
	}
	}
	string str(word.begin(), word.end());
	return str;
	}
	int main() {
	// Îáû÷íûé âèä áåç øèôðîâàíèÿ
	string text = "What are u doing dude?";
	cout << text << endl;
	// Øèôðîâàíèå ññûëêè
	string url = encrypt("https://yandex.ru/");
	cout << url << endl;
	// Øèôðîâààíèå òåêñòà
	string textencrypt = encrypt(text);
	cout << textencrypt << endl;
	// Ðàñøèôðîâêà çàøèôðîâàííîãî òåêñòà
	string textdecrypt = decrypt(textencrypt);
	cout << textdecrypt << endl;
	_getch();
	return 0;
	}

Выставим настройки:

IP - 30.0.0.253

Маска - 255.255.255.0
Start IP Address - 30.0.0.1
Maximum number of Users – 20
Static DNS 1 - 20.0.0.3
Network Name - Cisco2107
SSID Broadcast – Disabled
Security Mode - WPA2-Personal
Passphrase - junior17
Switch>en
Switch#conf t
Switch(config)#vlan 10
Switch(config-vlan)#name Office1
Switch(config-vlan)#end
Switch>en
Switch#conf t
Switch(config)#vlan 10
Switch(config-vlan)#name Office1
Switch(config-vlan)#exit
Switch(config)#vlan 20
Switch(config-vlan)#name Office2
Switch(config-vlan)#exit
Switch(config)#vlan 30
Switch(config-vlan)#name Office3
Switch(config-vlan)#exit
Switch(config)#end
Switch>en
Switch#conf t
Switch(config)#vlan 30
Switch(config-vlan)#name Office3
Switch(config-vlan)#end

Router>en

Router#conf t
Router(config)#int gig 0/0.10
Router(config-subif)#encapsulation dot1Q 10
Router(config-subif)#ip address 10.0.0.254 255.255.255.0
Router(config-subif)#exit
Router(config)#int gig 0/0.20
Router(config-subif)#encapsulation dot1Q 20
Router(config-subif)#ip address 20.0.0.254 255.255.255.0
Router(config-subif)#exit
Router(config)#int gig 0/0.30
Router(config-subif)#encapsulation dot1Q 30
Router(config-subif)#ip address 30.0.0.254 255.255.255.0
Router(config-subif)#end
Router>en
Router#clock set 10:10:00 13 Oct 2017
Router#conf t
Router(config)#ip domain name ssh.dom
Router(config)#crypto key generate rsa
Router(config)#service password-encryption
Router(config)#username Valery privilege 15 password 8 junior17
Router(config)#aaa new-model
Router(config)#line vty 0 4
Router(config-line)#transport input ssh
Router(config-line)#logging synchronous
Router(config-line)#exec-timeout 60 0
Router(config-line)#exit
Router(config)#exit
Router#copy running-config startup-config
Switch>en
Switch#conf t
Switch(config)#interface range fastEthernet 0/X-Y
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport port-security
Switch(config-if-range)#switchport port-security maximum K
Switch(config-if-range)#switchport port-security mac-address sticky
Switch(config-if-range)#switchport port-security violation shutdown
Switch(config-if-range)#end

жүктеу/скачать 166 Kb.

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