ionic - com.android.tools.build:gradle:2.2.3を解決できませんでした。

Question

ionic androidを構築しようとしているうちに、私はgradleから次のエラーがありました。 問題を手伝ってもらえますか？ 私はAndroidスタジオをインストールしていません。

FAILURE：例外が発生してビルドに失敗しました。

* What went wrong: 
    A problem occurred configuring root project 'android'. 
    > Could not resolve all dependencies for configuration ':classpath'. 
    > Could not resolve com.android.tools.build:gradle:2.2.3. 
    Required by: 
    project : 
    > Could not resolve com.android.tools.build:gradle:2.2.3. 
    > Could not get resource 
    'https://jcenter.bintray.com/com/android/tools/build/gradle/2.2.3/gradle        -2.2.3.pom'. 
    > Could not GET 
    'https://jcenter.bintray.com/com/android/tools/build/gradle/2.2.3/gradle        -2.2.3.pom'. 
    > Permission denied: connect 

    * Try: 
    Run with --stacktrace option to get the stack trace. Run with --info or 
    --debug option to get more log output. 

    BUILD FAILED 

    Total time: 1 mins 27.452 secs 
    Error: cmd: Command failed with exit code 1 Error output: 
    FAILURE: Build failed with an exception. 

    * What went wrong: 
    A problem occurred configuring root project 'android'. 
    > Could not resolve all dependencies for configuration ':classpath'. 
    > Could not resolve com.android.tools.build:gradle:2.2.3. 
    Required by: 
    project : 
    > Could not resolve com.android.tools.build:gradle:2.2.3. 
    > Could not get resource 
    'https://jcenter.bintray.com/com/android/tools/build/gradle/2.2.3/gradle        -2.2.3.pom'. 
    > Could not GET 
    'https://jcenter.bintray.com/com/android/tools/build/gradle/2.2.3/gradle        -2.2.3.pom'. 
    > Permission denied: connect 

    * Try: 
    Run with --stacktrace option to get the stack trace. Run with --info or 
    --debug option to get more log output. 

Answer 1

だけで、システム全体の利用IPSEC L2Pなどのプロトコルやブロブ