MS Teams and connectivity errors

[Nip17]

@Paul Andrew 

Once I run the connectivity tool I m getting the following errors/issues under the Team connectivity, do you know why and the recommendations or can you pleasde direct me to a resource thta I can find the answers. 

1. Media connectivity (audio, video, and application sharing)- Media connectivity is not reachable
worldaz.tr.teams.microsoft.com is not reachable using Protocol UDP and Port 3478

2. Packet loss -Teams call was not successful
3. Latency -Teams call was not successful
4. Jitter -Teams call was not successful
Connectivity

1. TCP connection Unblock URL:  xxx.xxx.com, Test FQDN(s) used were: XX.XXX.com

                              Unblock URL: smtp.office365.com Test FQDN(s) used were: smtp.office365.com
2. SSL interception detection No errors

Thanks.

[#2]

@Nip17 Even I got so many connectivity errors

Connectivity

TCP connection
Unblock DNS for URL:
*.msedge.net
Test FQDN(s) used were:
b-ring.msedge.net
client-office365-tas.msedge.net

Unblock DNS for URL:
*.cdn.office.net
Test FQDN(s) used were:
c1-powerpoint-15.cdn.office.net

Unblock URL:
*.aria.microsoft.com
Test FQDN(s) used were:
browser.pipe.aria.microsoft.com

Unblock DNS for URL:
cdn.odc.officeapps.live.com
Test FQDN(s) used were:
cdn.odc.officeapps.live.com

Unblock DNS for URL:
cdnprod.myanalytics.microsoft.com
Test FQDN(s) used were:
cdnprod.myanalytics.microsoft.com

Unblock DNS for URL:
cdn.sharepointonline.com
Test FQDN(s) used were:
cdn.sharepointonline.com

Unblock DNS for URL:
cdn.optimizely.com
Test FQDN(s) used were:
cdn.optimizely.com

Unblock DNS for URL:
companymanager.microsoftonline.com
Test FQDN(s) used were:
companymanager.microsoftonline.com

Unblock DNS for URL:
*.skype.com
Test FQDN(s) used were:
contacts.skype.com
img.teams.skype.com

Unblock DNS for URL:
device.login.microsoftonline.com
Test FQDN(s) used were:
device.login.microsoftonline.com

Unblock DNS for URL:
ecn.dev.virtualearth.net
Test FQDN(s) used were:
ecn.dev.virtualearth.net

Unblock URL:
crl4.digicert.com
Test FQDN(s) used were:
crl4.digicert.com

Unblock DNS for URL:
*.protection.office.com
Test FQDN(s) used were:
df.protection.office.com

Unblock DNS for URL:
*.outlook.office.com
Test FQDN(s) used were:
edge-l.outlook.office.com

Unblock DNS for URL:
*word-edit.officeapps.live.com
Test FQDN(s) used were:
euc-word-edit.officeapps.live.com

Unblock URL:
g.live.com
Test FQDN(s) used were:
g.live.com

Unblock DNS for URL:
*broadcast.officeapps.live.com
Test FQDN(s) used were:
in3-broadcast.officeapps.live.com
jp4dso-broadcast.officeapps.live.com

Unblock DNS for URL:
*excel.officeapps.live.com
Test FQDN(s) used were:
inc-excel.officeapps.live.com

Unblock DNS for URL:
*powerpoint.officeapps.live.com
Test FQDN(s) used were:
inc-powerpoint.officeapps.live.com

Unblock DNS for URL:
*visio.officeapps.live.com
Test FQDN(s) used were:
inc-visio.officeapps.live.com

Unblock DNS for URL:
login.microsoftonline.com
Test FQDN(s) used were:
login.microsoftonline.com

Unblock DNS for URL:
*.events.data.microsoft.com
Test FQDN(s) used were:
nw-kmwatson.events.data.microsoft.com
self.events.data.microsoft.com
us.mobile.events.data.microsoft.com
us5-v20.events.data.microsoft.com

Unblock URL:
ocws.officeapps.live.com
Test FQDN(s) used were:
ocws.officeapps.live.com

Unblock DNS for URL:
r1.res.office365.com
Test FQDN(s) used were:
r1.res.office365.com

Unblock URL:
*.secure.skypeassets.com
Test FQDN(s) used were:
secure.skypeassets.com

Unblock DNS for URL:
static.sharepointonline.com
Test FQDN(s) used were:
static.sharepointonline.com

Unblock DNS for URL:
teams.microsoft.com
Test FQDN(s) used were:
teams.microsoft.com

Unblock URL:
*.sharepointonline.com
Test FQDN(s) used were:
static2.sharepointonline.com

[#3]

This may be caused by connectivity blocked by a proxy server, a firewall, or another network security device on the enterprise network perimeter.