Merge pull request #49785 from FengyunPan/fix-getPortByIP

Automatic merge from submit-queue (batch tested with PRs 47724, 49984, 49785, 49803, 49618)

Fix conflict about getPortByIp

**What this PR does / why we need it**:
Currently getPortByIp() get port of instance only based on IP.
If there are two instances in diffent network and the CIDR of
their subnet are same, getPortByIp() will be conflict.
My PR gets port based on IP and Name of instance.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
Fix #43909

**Special notes for your reviewer**:

**Release note**:
```release-note
NONE
```

Kubernetes-commit: a7ce691311f5462cf71d79a1f9431605198803af