code: public void disableICE() {
          if (this.ice) {
              this.ice = false;
              this.iceAuthenticator.reset();
              
              // Disable ICE on RTP channels
              this.rtpChannel.disableIce();
              if(!rtcpMux) {
                  this.rtcpChannel.disableIce();
              }
  
              if (logger.isDebugEnabled()) {
                  logger.debug(this.mediaType + " channel " + this.ssrc + " disabled ICE");
              }
          }
      }
docs: Disables ICE and closes ICE-related resources