Tarmoq xavfsizligi
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Cisco ASA Modellari
Cisco ASA 5510 - masofadan turib ishlashni hisobga oladigan kichik va o'rta biznes korxonalar uchun mukammal model, bu iqtisodiy jihatdan xavfsiz yechim hamdir. Barcha xavfsizlik xizmatlarini onlayn boshqarish platformasi orqali boshqarish mumkin. Cisco 5510-da siz kutgan yuqori samarali firewall va tarmoq xavfsizligi yechimlari mavjud. Xavfsizlik xizmatlari moduli buzilishning oldini olish imkoniyatlarini to'liq boshqarish imkoniyatini beradi va mustahkam antivirus xizmatini bajaradi. Biznes kelajakda kengayishini inobatga olgan holda himoya qilish mexanizmlarini sinflarga ajratadi, shuning uchun Cisco ASA 5510 kompaniyaga kerak bo'lganda funksiyalarni kengaytirishga imkon beradi. Cisco ASA 5525-X - Cisco SecureX freymidan foydalangan holda, ushbu model xavfsizligi yanada murakkab tarmoqqa ega bo'lgan o'rta kompaniyalar uchun juda mos keladi. SecureX texnologiyasi Cisco taqdim etadigan xavfsizlik yechimlarining eng so'nggi versiyasidir. Ishni bajarish tartibi 1. Cisco packet tracer dasturi ishga tushiriladi. 2. Laboratoriya ishi uchun cisco 2960 kommutatori, 2911 marshruzatori, ASA0 5505 firewalli, server va kompyuterlar tanlanadi. 3. Quyida keltirilgan topologiya quriladi. 4. Qurilgan topologiya testlab ko`riladi. 16.2-rasm. Tadqiq qilinayotgan tarmoq topologiyasi. Qurilgan topologiyada quyidagi buyruqlar teriladi: ASA0 ga quyidagi buyruqlar ketma ketligi kiritiladi. ciscoasa>en Password: ciscoasa#conf t ciscoasa(config)#interface vlan 1 ciscoasa(config-if)#no ip address WARNING: DHCPD bindings cleared on interface 'inside', address pool removed ciscoasa(config-if)#ip address 192.168.100.1 255.255.255.0 ciscoasa(config-if)#exit ciscoasa(config)#dhcpd dns 8.8.8.8 ciscoasa(config)#enable password salom ciscoasa(config)#username javohir password admin ciscoasa(config)#ssh 192.168.100.22 255.255.255.0 inside WARNING: IP address <192.168.100.22> and netmask <255.255.255.0> inconsistent ciscoasa(config)#ssh 192.168.100.22 255.255.255.255 inside ciscoasa(config)#ssh timeout 1 ciscoasa(config)#aaa authentication ssh console LOCAL ciscoasa(config)#interface vlan 2 ciscoasa(config-if)#no ip address WARNING: DHCPD bindings cleared on interface 'outside', address pool removed ciscoasa(config-if)#ip address 195.158.0.2 255.255.255.252 ciscoasa(config-if)#exit ciscoasa(config)#route outside 0.0.0.0.0.0.0.0 195.158.0.1 % Incomplete command. ciscoasa(config)#object network NET ciscoasa(config-network-object)#subnet 192.168.100.0 255.255.255.0 ciscoasa(config-network-object)#nat (inside,outside) dynamic interface ciscoasa(config-network-object)#ex ciscoasa#conf t ciscoasa(config)#access-list NAT extended permit icmp any any ciscoasa(config)#access-group NAT in interface outside ciscoasa(config)# ciscoasa# ROUTERga quyida buyruqlar ketma ketligi kiritiladi. ciscoasa>en Password: ciscoasa#conf t ciscoasa(config)#interface vlan 1 ciscoasa(config-if)#no ip address WARNING: DHCPD bindings cleared on interface 'inside', address pool removed ciscoasa(config-if)#ip address 192.168.100.1 255.255.255.0 ciscoasa(config-if)#exit ciscoasa(config)#dhcpd dns 8.8.8.8 ciscoasa(config)#enable password salom ciscoasa(config)#username javohir password admin ciscoasa(config)#ssh 192.168.100.22 255.255.255.0 inside WARNING: IP address <192.168.100.22> and netmask <255.255.255.0> inconsistent ciscoasa(config)#ssh 192.168.100.22 255.255.255.255 inside ciscoasa(config)#ssh timeout 1 ciscoasa(config)#aaa authentication ssh console LOCAL ciscoasa(config)#interface vlan 2 ciscoasa(config-if)#no ip address WARNING: DHCPD bindings cleared on interface 'outside', address pool removed ciscoasa(config-if)#ip address 195.158.0.2 255.255.255.252 ciscoasa(config-if)#exit ciscoasa(config)#route outside 0.0.0.0.0.0.0.0 195.158.0.1 % Incomplete command. ciscoasa(config)#object network NET ciscoasa(config-network-object)#subnet 192.168.100.0 255.255.255.0 ciscoasa(config-network-object)#nat (inside,outside) dynamic interface ciscoasa(config-network-object)#ex ciscoasa#conf t ciscoasa(config)#access-list NAT extended permit icmp any any ciscoasa(config)#access-group NAT in interface outside ciscoasa(config)# ciscoasa# %SYS-5-CONFIG_I: Configured from console by console 16.3-rasm Server ga IP manzil berish. 16.4-rasm. Hostning ASA firewall orqali avtomatik IP manzil olishi. 16.5-rasm. SSH protokoli yordamida firewallga masofaviy ulanish. 16.6-rasm. Qurilgan topologiyani testlab ko’rish. Yüklə 371,08 Kb. Dostları ilə paylaş:
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