UEC Wireless

UEC Wireless is an UEC provate network for accessing On-campus network and systems. In order to access off-campus network and services, you need to set up Proxy server and Socks server.

Overview

Summary of settings

SSID (network name)

UECWireless

Authentication

WPA2 Enterprise (Some devices detect the setting automatically)

User Name / Password

UEC Account ID

Passowrd

Password

Proxy Server

Refer to Proxy server

Supported services

  • On-campus services

    • Web (HTTP, HTTPs)

    • Email (SMTP, POP, IMAP, Submission)

    • Remote Access (SSH, VPN)

  • Off-campus services

    • Web (HTTP, HTTPs) Required settings of Proxy server

    • Mail (SMTP, POP, IMAP, Submission) Need settings of Socks server

    • Remote Access (SSH) SSH

Setting Examples

Windows 10

  1. Click Internet Access icon on the bottom right of the desktop, UECWireless, and connect button.

    ../../_images/WifiWin10Icon.png
  2. Enter your UEC Account ID and Password in the User name and Password fields, then click OK button.

  3. If you see some messages, press Connect button.

  4. Follow instructions on Proxy server to use off-campus web services. If you want to use off-campus e-mail services, follow Socks server as well.

Windows 8.1

  1. Click Internet Access icon on the bottom right of the desktop, UECWireless, and connect button.

    ../../_images/WifiWin7Icon.png
  2. Enter your UEC Account ID and Password in the User name and Password fields, then click OK button.

  3. If you see some messages, press Connect button.

  4. Follow instructions on Proxy server to use off-campus web services. If you want to use off-campus e-mail services, follow Socks server as well.

macOS

  1. Select UECWireless: in the list of the wireless LAN icon on the upper right.

    ../../_images/WifimacOSIcon.png
  2. Change mode to Auto. Enter UEC account and Password in the User name and Password fields, and click Connect button.

  3. If you see some messages, press Continue button.

  4. Enter your Mac’s password (not UEC account’s password) when password is required.

  5. Follow instructions on Proxy server to use off-campus web services. If you want to use off-campus e-mail services, follow Socks server as well.

iOS

  1. Tap Settings \(\Rightarrow\) Wi-Fi \(\Rightarrow\) UECWireless.

  2. Enter your UEC Account ID and Password in the User name and Password fields, and tap Connect.

  3. If you see a message that means the certificate has not been verified, tap OK.

  4. Follow these steps to configure the proxy server

    1. Tap Settings \(\Rightarrow\) Wi-Fi \(\Rightarrow\) >.

    2. Set HTTP Proxy to Auto, and enter PAC of tb_proxy_settings in :guilabel:`URL field.

Android

  1. Tap Settings and Wi-Fi.

  2. Tap UECWireless in the network list, enter the following items and then tap Connect.

    EAP method

    TTLS or PEAP

    CA Certificate

    Not specified or Security Communication RootCA2

    ID

    UEC Account ID

    Passowrd

    Password

    Proxy Settings

    Manual (Check View Advanced Options)

FAQ

Can’t connect UEC Wireless

The possible causes are as follows.

Access points are not placed or used in unsupported areas

Check the location of the access point from the `UECWireless support area<https://www.cc.uec.ac.jp/srv/all/uec_wireless/index.html#uecwireless_area>`_ and connect to UECWireless in the support area.Even in the support area, if the reception signal is weak, the connection may not be possible. In this case, please try it in a different location.

OS remembers the ID and password that you previously entered by mistake

Your PC or smartphone may keep some wrong ID, password, or other credentials. In that case, you may not be able to connect even if you set the correct setings.

In order to delete the credentials stored in the OS, delete the [UECWireless] profile according to the following.After deleting that, reconnect it accordng to How to set up UECWireless

Examples of deleting profiles: Android

Setting \(\Rightarrow\) Wi-Fi \(\Rightarrow\) press and hold UECWireless \(\Rightarrow\) Delete Network

Examples of deleting profiles: iOS

Setting \(\Rightarrow\) Wi-Fi |r_arrow|select :guilabel:`UECWireless` |r_arrow| Delete Network

Examples of deleting profiles: macOS

System Preferences \(\Rightarrow\) Network |r_arrrow|select :guilabel:`Wi-Fi`, click :guilabel:`Details...` |r_arrow| select UECWireless in Preferred Networks field \(\Rightarrow\) click - on the left bottom \(\Rightarrow\) OK \(\Rightarrow\) Apply

Examples of deleting profiles: Windows 8.1

Click Internet Access icon \(\Rightarrow\) click UECWirelessDelete this network

Examples of deleting profiles: Windows 10

設定 on Start Menu \(\Rightarrow\) Network and Internet \(\Rightarrow\) Wi-Fi \(\Rightarrow\) Manage known networks \(\Rightarrow\) click UECWireless \(\Rightarrow\) Delete

Root certificate required for the connection is not installed

The specification has been changed so that older certificates installed before March 2016 will not be able to connect.The connection requires Security Communication RootCA2.**Security Communication RootCA1 cannot be used only for the connection.**You can check the status of your certificate installation as follows (Windows).

Internet Option \(\Rightarrow\) Contents \(\Rightarrow\) Certificate \(\Rightarrow\) Trusted Root Certification Authority \(\Rightarrow\) check existing Security Communication RootCA2

If you can’t find the certificate, please install it using one of the following methods.

  • Access the website of ITC via another network(The connection is made by HTTPS, and it will be installed automatically if the certificate does not exist.)

  • Import and install the Security Communication RootCA2 certificate directly from the outside.

Manual installation of the `CA certificate is required (such as old Sharp Android smartphones)

Some devices, such as older Sharp Android smartphones, may not be able to connect without setting the CA certificate manually.

The computer’s time is far off

If the time of the computer is far off, the authentication by the UEC account will not be performed correctly. Please check the time on your computer.

If the above does not apply in Android Smartphone

If the problem is not solved by the above operations on Android, the following operations may solve the problem.

Delete a profile of UECWireless from the Wi-Fi field in the settings.Reboot the device, and refer to the users guide for reconfiguration.

When you tried to connect to UEC Wireless with your Android smartphone, you was asked to install the CA certificate

To connect to UEC Wireless on older Sharp Android smartphones of Android 4.4 series or earlier, you need to install a CA certificate.

The required certificate is Security Communication RootCA2 .Please use one of the following methods to install it. In both cases, the CA certificate file must be in PEM format and have a file extension of .crt.

How to download the CA certificate, convert it using OpenSSL, and install it on the device

Get the file SCRoot2ca.cer from the SECOM page at https://repository.secomtrust.net/SC-Root2/ off-campus.

Prepare an environment where the openssl command is available, and use the following command to convert the file to PEM format.

$ openssl x509 -inform der -in SCRoot2ca.cer -outform pem -out SCRoot2ca.crt

How to export a CA certificate from Windows and install a copy of it on a device

You can export a certificate from Windows and install a copy of the certificate on your Andoroid smartphone by following steps.

  1. Internet Option \(\Rightarrow\) Contents \(\Rightarrow\) Certificate \(\Rightarrow\) Trusted Root Certification Authority \(\Rightarrow\) select Security Communication RootCA2 , and click エクスポート .

  2. Select Base 64 encoded X.509 (.CER) on Export File Format in Export Certificate Wizard ,and export with the file name SCRoot2ca.crt .

  3. The extension .cer is appended to the name of the output file, so remove the extra extension .cer and rename it to SCRoot2ca.crt after the output.

  4. Copy the SCRoot2ca.crt to your smartphone and install it. Fromyour smartphone’s settings menu Location and Security. (or Other Settings \(\Rightarrow\) Lock and Security, etc.) \(\Rightarrow\) select install from microSD (or install from storage, etc.). Select SCRoot2ca from the menu that appears and install it. When the installation is completed, the SCRoot2ca.crt will be removed.

Note

The item names on the setting screen may differ depending on the model. Also, depending on the model, you may be able to install the certificate from the WiFi setting.

Note

On Android 4.4 or later, you can connect without installing a CA certificate, although a warning is displayed when you connect for the first time. However, this warning display is difficult to understand, so it may be skipped. If, after entering the settings for the CA certificate with Do not verify , and tapping on Connect, Connected, Internet is not available is displayed, you may not be able to use the Internet,

../../_images/faq_uecwireless_android.jpg

You want to use VPN with UEC Wireless to connect directly off-campus

UEC Wireless will be assigned a private IP address that can only be reached on campus. It is not possible to connect directly to off-campus.