Use cache server with port

.. when probing for network check.

BUG=none
TEST=CQ

Change-Id: I6b051ca66866b8501036f4245c08d4065909c644
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/6292242
Commit-Queue: Jae Hoon Kim <kimjae@chromium.org>
Tested-by: Jae Hoon Kim <kimjae@chromium.org>
Reviewed-by: Congbin Guo <guocb@chromium.org>
1 file changed