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использование_двух_isp [2012/03/16 15:05] val |
использование_двух_isp [2016/03/30 16:44] val [Переключение в ручном режиме] |
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====== Использование двух ISP ====== | ====== Использование двух ISP ====== | ||
+ | |||
+ | [[http://www.anticisco.ru/blogs/?p=835]] | ||
===== Настройка роутера на использование двух провайдеров ===== | ===== Настройка роутера на использование двух провайдеров ===== | ||
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interface FastEthernet0/0 | interface FastEthernet0/0 | ||
description connect to ISP2 | description connect to ISP2 | ||
+ | duplex full | ||
ip address 172.16.2.X 255.255.255.0 | ip address 172.16.2.X 255.255.255.0 | ||
ip nat outside | ip nat outside | ||
no shutdown | no shutdown | ||
+ | |||
+ | ip name-server 172.16.2.254 | ||
ip access-list standard ACL_REDIRECT_ISP1 | ip access-list standard ACL_REDIRECT_ISP1 | ||
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==== Переключение в ручном режиме ==== | ==== Переключение в ручном режиме ==== | ||
<code> | <code> | ||
+ | cat /etc/resolv.conf | ||
+ | </code><code> | ||
+ | ... | ||
+ | nameserver 172.16.1.254 | ||
+ | nameserver 172.16.2.254 | ||
+ | </code><code> | ||
+ | cat /etc/hosts | ||
+ | </code><code> | ||
+ | ... | ||
+ | 192.168.X.1 router | ||
+ | </code><code> | ||
server# rcp isp1.cfg router:running-config | server# rcp isp1.cfg router:running-config | ||
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exit 0 | exit 0 | ||
</code><code> | </code><code> | ||
+ | server# chmod +x select_isp.sh | ||
+ | |||
+ | server# echo isp1_isp2.cfg > /tmp/conf_name | ||
+ | |||
server# crontab -e | server# crontab -e | ||
</code><code> | </code><code> | ||
*/5 * * * * /root/select_isp.sh | */5 * * * * /root/select_isp.sh | ||
</code> | </code> | ||
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