alpine IPV6 容器使用

本文介绍如何使用 Alpine IPV6 容器

使用

基本信息

$ cat /etc/issue
Welcome to Alpine Linux 3.19
Kernel \r on an \m (\l)
$ arch
x86_64
$ uname -a
Linux s.xiexianbin.cn 6.8.12-5-pve #1 SMP PREEMPT_DYNAMIC PMX 6.8.12-5 (2024-12-03T10:26Z) x86_64 Linux
$ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: sit0@NONE: <NOARP> mtu 1480 qdisc noop state DOWN qlen 1000
    link/sit 0.0.0.0 brd 0.0.0.0
3: eth0@if150: <BROADCAST,MULTICAST,UP,LOWER_UP,M-DOWN> mtu 1500 qdisc noqueue state UP qlen 1000
    link/ether bc:24:11:6f:93:a6 brd ff:ff:ff:ff:ff:ff
    inet6 2001:470:dd25::102d/48 scope global
       valid_lft forever preferred_lft forever
    inet6 fe80::be24:11ff:fe6f:93a6/64 scope link
       valid_lft forever preferred_lft forever

网络探测

telnet -6 s.xiexianbin.cn 22
ping6 s.xiexianbin.cn
ping -6 s.xiexianbin.cn
curl -6vv https://s.xiexianbin.cn

ssh 远程

# ssh 服务端
apk add openssh-server

rc-service sshd start

# 设置开机启动
rc-update add sshd

# 删除开机启动服务
# rc-update del sshd

# 开放Root登录
echo 'PermitRootLogin yes' >> /etc/ssh/sshd_config

rc-service sshd restart
# 显示所有服务
# rc-status -a


# ssh 客户端
apk add openssh-client

# ssh 连接
ssh -6 s.xiexianbin.cn
ssh -6 root@2001:470:dd25::102d
ssh -6vvv root@2001:470:dd25::102d

F&Q

banner exchange: Connection from x.x.x.x port xxx: invalid format

• alipne 主机远程报错 ssh -vvv xxx 时，卡在 expecting SSH2_MSG_KEX_ECDH_REPLY

$ vi /etc/ssh/sshd_config
PasswordAuthentication yes
PermitRootLogin yes
Banner none

$ restart sshd service

• 远程命令（参考）

ssh -6vvv -o KexAlgorithms=curve25519-sha256 s.xiexianbin.cn