code: protected void releaseProxyReadBuffer() {
          WsByteBuffer buffer = connLink.getReadInterface().getBuffer();
          if (null != buffer) {
              if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
                  Tr.debug(tc, "Releasing proxy read buffer: " + buffer);
              }
              buffer.release();
              connLink.getReadInterface().setBuffer(null);
          }
      }
docs: Release the proxy connect read buffer.