48 lines
1.3 KiB
Bash
48 lines
1.3 KiB
Bash
#!/bin/bash
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# Задание 4, Модуль 1 (HQ-RTR)
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# Настройка VLAN и маршрутизации (Router-on-a-Stick)
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[ $EUID -ne 0 ] && echo "Требуется root" && exit 1
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# Физический интерфейс
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PHYS_IF="enp0s3"
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# VLAN и подсети
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VLAN_SRV="100"
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VLAN_CLI="200"
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VLAN_MGT="999"
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IP_SRV="192.168.3.1/26"
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IP_CLI="192.168.4.1/29"
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IP_MGT="192.168.1.1/28"
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echo "Настройка VLAN на интерфейсе $PHYS_IF..."
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# Загрузка модуля VLAN
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modprobe 8021q 2>/dev/null
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# Создание VLAN-интерфейсов
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for VID in $VLAN_SRV $VLAN_CLI $VLAN_MGT; do
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IF_NAME="${PHYS_IF}.${VID}"
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ip link del "$IF_NAME" 2>/dev/null
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ip link add link "$PHYS_IF" name "$IF_NAME" type vlan id "$VID"
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echo "VLAN $VID создан ($IF_NAME)"
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done
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# Настройка IP и активация
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ip addr add "$IP_SRV" dev "${PHYS_IF}.${VLAN_SRV}"
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ip addr add "$IP_CLI" dev "${PHYS_IF}.${VLAN_CLI}"
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ip addr add "$IP_MGT" dev "${PHYS_IF}.${VLAN_MGT}"
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ip link set "${PHYS_IF}.${VLAN_SRV}" up
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ip link set "${PHYS_IF}.${VLAN_CLI}" up
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ip link set "${PHYS_IF}.${VLAN_MGT}" up
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ip link set "$PHYS_IF" up
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# Включение маршрутизации
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echo 1 > /proc/sys/net/ipv4/ip_forward
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echo "Готово"
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# Проверка
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ip -d link show type vlan |