43 lines
1.1 KiB
Bash
43 lines
1.1 KiB
Bash
#!/bin/bash
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echo "=== Ubuntu IPv6 基础检测 ==="
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# 检查系统版本
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echo "1. 系统信息:"
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lsb_release -d 2>/dev/null || echo " Ubuntu $(uname -r)"
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# 检查NetworkManager状态（Ubuntu默认）
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echo "2. 网络管理器状态:"
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if systemctl is-active NetworkManager >/dev/null 2>&1; then
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echo " ✓ NetworkManager 运行中"
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else
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echo " ⚠ NetworkManager 未运行"
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fi
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# 检查IPv6内核参数
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echo "3. IPv6内核参数:"
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if [[ $(cat /proc/sys/net/ipv6/conf/all/disable_ipv6 2>/dev/null) -eq 0 ]]; then
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echo " ✓ IPv6已启用"
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else
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echo " ✗ IPv6被禁用"
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fi
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# 检查网络接口
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echo "4. 网络接口IPv6状态:"
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for iface in $(ip -o link show | awk -F': ' '{print $2}'); do
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ipv6_status=$(cat /proc/sys/net/ipv6/conf/$iface/disable_ipv6 2>/dev/null)
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if [[ $ipv6_status -eq 0 ]]; then
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echo " ✓ $iface: IPv6已启用"
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else
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echo " ✗ $iface: IPv6被禁用"
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fi
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done
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# 测试连通性
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echo "5. IPv6连通性测试:"
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if ping6 -c 2 -W 3 2001:4860:4860::8888 >/dev/null 2>&1; then
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echo " ✓ IPv6外网连通正常"
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else
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echo " ✗ IPv6外网连通失败"
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fi
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