UDP ports not released

B

bri-ko

I have a problem where the UDP ports on my computer aren't being released. I monitor both the TCP and the UDP port assignments every 10 seconds. This is the script I'm running:


#!/usr/bin/ksh

while true

do

d=`date`

lp=0

lp=`netstat -anp UDP|grep -c 65535`

if [ $lp -gt 0 ]

then

# echo $lp

netstat -anp UDP >/tmp/udp$$;exit

else

nu=`netstat -anp UDP |wc -l`

nt=`netstat -anp TCP |wc -l`

echo $d" - "$nu" UDP "$nt" TCP" >>/tmp/netstatct$$

sleep 10

fi

done



I see where the TCP ports go up and then back down while the UDP ports continue to increase until reaching port 65535 when no new ports can be assigned and I can no longer access the internet. If I ping or tracert to a known IP address it works so I know I'm connected through my ISP to the world but DNS no longer functions.


My question is: is there a way to reload all of the most current Windows10 software like a complete install without messing with the registry and existing installed software? I know this is a "shotgun" approach but I don't have the knowledge of the windows10 OS to try and download specific modules that may remedy my problem.


Note that this has been going on for 4-5 months, at first it didn't happen too often so I didn't realize what was going on. Now I usually have to reboot the computer every 2-3 days.


I would appreciate any input.



This is my current configuration:

Edition Windows 10 Pro

Version 20H2

Installed on ‎8/‎20/‎2020

OS build 19042.867

Experience Windows Feature Experience Pack 120.2212.551.0


Device name XXXXXXXX

Processor Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz 3.40 GHz

Installed RAM 24.0 GB

Device ID DF24E926-7832-494C-89F3-5444140BB25F

Product ID 00331-20020-00000-AA590

System type 64-bit operating system, x64-based processor

Pen and touch No pen or touch input is available for this display

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