Juniper EX2300 基礎設定

手上這台機器是 Juniper EX2300-48T 交換器，
韌體版本為 Junos: 18.1R3.3  (配置後的設定值)

# 回復為出廠值(要一併指定root密碼才能commit)
> load factory-default
> set system root-authentication plain-text-password
> commit

# 回復出廠值，抹除所有資料(費時)
> request system zeroize

# 檢查設定有無問題，然後進行commit
> commit check

# 列出未 commit 部份差異性
> show configuration | compare

# 列出過去 commit 記錄
> show system commit

# 刪除自動更新印象檔
> delete chassis auto-image-upgrade

# 設定 root 密碼
> set system root-authentication plain-text-password

# 設定主機名稱
> set system host-name EX2300-3F

# 設定校時(NTP)主機並強制刷新時間
> set system time-zone Asia/Taipei
> set system ntp server 118.163.81.61
> set date ntp force

# 啟動 SSH 連線服務，並允許 root 可以遠端登入
> set system services ssh
> set system services ssh root-login allow

# 啟用 WEB(HTTP) 管理介面
> set system services web-management http port 80

# 啟用 WEB(HTTPS) 加密管理介面
> set system services web-management https system-generated-certificate
> set system services web-management https port 443

# 設定路由
set routing-options static route 0.0.0.0/0 next-hop 10.38.105.254

# 設定管理 IP

root# delete interfaces irb.0 family inet dhcp
root# set interfaces irb unit 0 family inet address 10.38.105.248/24
root# show interfaces irb
unit 0 {
    family inet {
        address 10.38.105.248/24;
    }
}

root# show vlans
default {
    vlan-id 1;
    l3-interface irb.0;
}

root# show routing-options
static {
    route 0.0.0.0/0 next-hop 10.38.105.254;
}

# 設定目前配置為救援回復值 (消 ALARM燈號)
> request system configuration rescue save

# 將設定值轉存到檔案中
> show | save config.txt

# 針對 system/ntp 區塊加入註解(Annotate)
> edit system
> annotate ntp "Sync with AD server"