Cat9300 clear for pnp

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conf t

config-register 0x2102

crypto key zeroize

yes

no crypto pki certificate pool

yes

exit

!

delete /force vlan.dat

delete /force nvram:*.cer

delete /force nvram:pnp*

delete /force flash:pnp*

!Next two lines are only for HA systems

!delete /force stby-nvram:*.cer

!delete /force stby-nvram:*.pnp*

write erase

 

reload

no

 

Microsoft Teams tech-note

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Reading

https://docs.microsoft.com/en-us/microsoftteams/prepare-network

https://docs.microsoft.com/en-us/microsoftteams/turning-on-and-using-call-quality-dashboard

https://docs.microsoft.com/da-dk/archive/blogs/askds/port-exhaustion-and-you-or-why-the-netstat-tool-is-your-friend

https://docs.microsoft.com/en-us/windows/client-management/troubleshoot-tcpip-port-exhaust

https://microsoftteams.uservoice.com/forums/908686-bug-reports/suggestions/38922976-microsoft-teams-kills-all-network-connectivity-dur

https://answers.microsoft.com/en-us/msoffice/forum/all/microsoft-teams-tls-or-internet-connection-errors/cdb90374-987a-4b2c-8b18-310157224c29

https://www.windowslatest.com/2020/03/27/microsoft-acknowledges-that-windows-10-has-a-internet-problem/

Cisco AirOS QoS+AVC for Microsoft Teams

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# Lower default-unicast and multicast QoS level
config wlan disable all
config qos priority platinum voice besteffort besteffort
config qos priority gold video besteffort besteffort
config qos priority silver besteffort besteffort besteffort
config qos priority bronze background background background
config wlan enable all 

# Add teams AVC profile to WLC
config avc profile teams create
config avc profile teams rule add application ms-teams-audio mark 46
config avc profile teams rule add application ms-teams-video mark 34

# Add AVC profile to WLC N
config wlan disable N
config wlan avc N profile teams enable
config wlan enable N

Ping with timestamp

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In windows powershell

ping.exe -t 10.122.0.10 |Foreach{"{0} - {1}" -f (Get-Date),$_}

MacOS i terminal

ping -i 1 -c 10000 1.1.1.1 | while read pong; do echo "$(date -j '+%Y-%m-%d %H:%M:%S') $pong";done