linux:openwrt:wireshark

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linux:openwrt:wireshark [2022/08/26 06:26] – 削除 - 外部編集 (Unknown date) 非ログインユーザーlinux:openwrt:wireshark [2022/08/26 06:48] (現在) – ともやん
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 +====== Wireshark SSH remote capture ======
 +{{:hardware:gl-ar750s-ext:wireshark_openwrt_ssh_remote_capture_000.png?800|Wireshark SSH remote capture}}
 +===== OpenWrt 側の設定 =====
 +<WRAP color_term>
 +<WRAP color_command><html><pre>
 +# opkg update && opkg install tcpdump
 +</pre></html></WRAP>
 +<WRAP color_result><html><pre>
 +Downloading https://downloads.openwrt.org/releases/21.02.3/targets/bcm53xx/generic/packages/Packages.gz
 +Updated list of available packages in /var/opkg-lists/openwrt_core
 +Downloading https://downloads.openwrt.org/releases/21.02.3/targets/bcm53xx/generic/packages/Packages.sig
 +Signature check passed.
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/base/Packages.gz
 +Updated list of available packages in /var/opkg-lists/openwrt_base
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/base/Packages.sig
 +Signature check passed.
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/luci/Packages.gz
 +Updated list of available packages in /var/opkg-lists/openwrt_luci
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/luci/Packages.sig
 +Signature check passed.
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/packages/Packages.gz
 +Updated list of available packages in /var/opkg-lists/openwrt_packages
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/packages/Packages.sig
 +Signature check passed.
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/routing/Packages.gz
 +Updated list of available packages in /var/opkg-lists/openwrt_routing
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/routing/Packages.sig
 +Signature check passed.
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/telephony/Packages.gz
 +Updated list of available packages in /var/opkg-lists/openwrt_telephony
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/telephony/Packages.sig
 +Signature check passed.
 +Installing tcpdump (4.9.3-4) to root...
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/base/tcpdump_4.9.3-4_arm_cortex-a9.ipk
 +Installing libpcap1 (1.9.1-3.1) to root...
 +Downloading https://downloads.openwrt.org/releases/21.02.3/packages/arm_cortex-a9/base/libpcap1_1.9.1-3.1_arm_cortex-a9.ipk
 +Configuring libpcap1.
 +Configuring tcpdump.
 +</pre></html></WRAP>
 +</WRAP>
 +
 +===== PC 側の設定 =====
 +**Wireshark** をインストールする🤔\\
 +[[linux:wireshark|Wireshark]](Linux)\\
 +[[windows:wireshark|Wireshark]](Windows)\\
 +
 +SSH remote capture をクリックする。\\
 +{{hardware:gl-ar750s-ext:wireshark_openwrt_ssh_remote_capture_001.png?600|Wireshark OpenWrt SSH remote_capture 001}}\\
 +
 +==== Server タブ ====
 +Remote SSH server address に OpenWrt ルーターの IP アドレスを指定する。\\
 +Remote SSH server port に OpenWrt ルーターの SSH ポートを指定する。\\
 +{{hardware:gl-ar750s-ext:wireshark_openwrt_ssh_remote_capture_002.png?600|Wireshark OpenWrt SSH remote_capture 002}}\\
 +
 +==== Authentication タブ ====
 +Remote SSH server username に root を指定する。\\
 +Path to SSH private key に rsa key (OpenSSH 形式) のパスを指定する。\\
 +SSH key passphrase に rsa key のパスフレーズを指定する。\\
 +{{hardware:gl-ar750s-ext:wireshark_openwrt_ssh_remote_capture_003.png?600|Wireshark OpenWrt SSH remote_capture 003}}\\
 +
 +==== Capture タブ ====
 +Remote interface に br-lan を指定する。\\
 +Remote capture filter に not port 22 (SSH ポート 22 を除外) を指定する。\\
 +{{hardware:gl-ar750s-ext:wireshark_openwrt_ssh_remote_capture_004.png?600|Wireshark OpenWrt SSH remote_capture 004}}\\
 +最後に [開始] ボタンを押して、パケットキャプチャを開始する。\\