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Cisco Community
Tag: "PTR"
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Tag: "PTR"
7 posts
|
4 taggers
|
First used:
12-10-2019
Latest Tagged
UC 15 - Reverse DNS failing
- (
03-04-2025
09:54 AM
)
IP Telephony and Phones
by
Clifford McGlamry
on
03-04-2025
09:54 AM
Latest post on
06-15-2025
09:32 AM
by
CoDeC
6
Replies
1716
Views
6
Replies
1716
Views
Important Changes when sending to t-mobile.de or domains hosted there
- (
02-13-2024
09:21 AM
)
Email Security
by
mluescherFRE
on
02-13-2024
09:21 AM
Latest post on
02-13-2024
09:29 AM
by
Dustin Anderson
1
Replies
3094
Views
1
Replies
3094
Views
ISE sending Reverse DNS query every 10 seconds
- (
02-16-2021
05:00 PM
)
Network Access Control
by
Arne Bier
on
02-16-2021
05:00 PM
Latest post on
02-17-2021
07:22 AM
by
Ping Zhou
5
Replies
3451
Views
5
Replies
3451
Views
Re: Cisco ESA dns verification
- (
12-16-2019
05:16 AM
)
Email Security
by
marc.luescherFR
E
on
12-16-2019
05:16 AM
5
Replies
2262
Views
5
Replies
2262
Views
Re: sender rejected, envelope sender domain could not be resolved
- (
12-10-2019
09:56 AM
)
Email Security
by
marc.luescherFR
E
on
12-10-2019
09:56 AM
1
Replies
11188
Views
1
Replies
11188
Views
Re: sender rejected, envelope sender domain could not be resolved
- (
12-10-2019
06:41 AM
)
Email Security
by
marc.luescherFR
E
on
12-10-2019
06:41 AM
5
Replies
11215
Views
5
Replies
11215
Views
Re: sender rejected, envelope sender domain could not be resolved
- (
12-10-2019
03:23 AM
)
Email Security
by
marc.luescherFR
E
on
12-10-2019
03:23 AM
9
Replies
11264
Views
9
Replies
11264
Views
View All
Top Tagged
UC 15 - Reverse DNS failing
- (
03-04-2025
09:54 AM
)
IP Telephony and Phones
by
Clifford McGlamry
on
03-04-2025
09:54 AM
Latest post on
06-15-2025
09:32 AM
by
CoDeC
6
Replies
1716
Views
6
Replies
1716
Views
Important Changes when sending to t-mobile.de or domains hosted there
- (
02-13-2024
09:21 AM
)
Email Security
by
mluescherFRE
on
02-13-2024
09:21 AM
Latest post on
02-13-2024
09:29 AM
by
Dustin Anderson
1
Replies
3094
Views
1
Replies
3094
Views
ISE sending Reverse DNS query every 10 seconds
- (
02-16-2021
05:00 PM
)
Network Access Control
by
Arne Bier
on
02-16-2021
05:00 PM
Latest post on
02-17-2021
07:22 AM
by
Ping Zhou
5
Replies
3451
Views
5
Replies
3451
Views
Re: Cisco ESA dns verification
- (
12-16-2019
05:16 AM
)
Email Security
by
marc.luescherFR
E
on
12-16-2019
05:16 AM
5
Replies
2262
Views
5
Replies
2262
Views
Re: sender rejected, envelope sender domain could not be resolved
- (
12-10-2019
09:56 AM
)
Email Security
by
marc.luescherFR
E
on
12-10-2019
09:56 AM
1
Replies
11188
Views
1
Replies
11188
Views
Re: sender rejected, envelope sender domain could not be resolved
- (
12-10-2019
06:41 AM
)
Email Security
by
marc.luescherFR
E
on
12-10-2019
06:41 AM
5
Replies
11215
Views
5
Replies
11215
Views
Re: sender rejected, envelope sender domain could not be resolved
- (
12-10-2019
03:23 AM
)
Email Security
by
marc.luescherFR
E
on
12-10-2019
03:23 AM
9
Replies
11264
Views
9
Replies
11264
Views
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mluescherFRE
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