This is a follow-up commit from aosp/2076483. Mainly to update:
1. Update the hex string to human understandable code instead of
byte code.
2. Use IgnoreUpTo() to do the SDK check
3. Avoid relying on the code being tested
Bug: 192078259
Test: atest FrameworksNetTests
Change-Id: I8973d248a1d30fdcb597677dbf051e146041f905
(cherry picked from commit a023f88193)
Merged-In: I8973d248a1d30fdcb597677dbf051e146041f905