Move NTP test to monitor pcap and do multiple NTP requests to reduce flakiness

[pbatta]

No description provided.

[codecov]

Codecov Report

Merging #541 into master will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #541   +/-   ##
=======================================
  Coverage   80.30%   80.30%           
=======================================
  Files          22       22           
  Lines        3727     3743   +16     
=======================================
+ Hits         2993     3006   +13     
- Misses        734      737    +3     

Flag	Coverage Δ
#aux	73.86% <ø> (-1.55%)	⬇️
#base	75.32% <ø> (-1.58%)	⬇️
#dhcp	70.37% <ø> (-1.64%)	⬇️
#many	71.91% <ø> (+0.09%)	⬆️
#modules	23.56% <ø> (-0.08%)	⬇️
#topo	72.15% <ø> (-0.19%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
daq/ipaddr_test.py	88.70% <0.00%> (-7.04%)	⬇️
daq/host.py	90.73% <0.00%> (-0.18%)	⬇️
daq/stream_monitor.py	88.33% <0.00%> (+0.83%)	⬆️
daq/gateway.py	91.05% <0.00%> (+1.15%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update ff20a21...ffcf06b. Read the comment docs.