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Standard User Michael_Chare
(fountain of knowledge) Sun 24-Sep-17 21:44:52
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Re: Can ISPs restart FTTC connections?


[re: Banger] [link to this post]
 
Thanks, yes I have been reading the Kitz stuff. I have been trying to use ftp to get the rom-d file from the router I have at home, but so far without success!

Michael Chare
Standard User deleted
(deleted) Mon 25-Sep-17 16:57:14
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Re: Can ISPs restart FTTC connections?


[re: deleted] [link to this post]
 
In reply to a post by lee111s:
An intrusive GEA test should cause the sync to drop.


No it doesn�t. Again, where do you get this stuff from?

You can do any test on the FastTest GEA platform or WOOSH sand sync won�t drop on FTTC.

In fact, sync is advantageous to the Brandeburg tests in diagnosing faults.
Standard User deleted
(deleted) Mon 25-Sep-17 17:18:47
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Re: Can ISPs restart FTTC connections?


[re: deleted] [link to this post]
 
I�m pretty sure there�s a test that causes sync to drop, there was when I worked for BT retail 5 years ago.

I�m Curious as to why you say �again�, as if I�m a regular of posting misinformation?

Edited by deleted (Mon 25-Sep-17 17:46:44)


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Standard User j0hn83
(committed) Mon 25-Sep-17 17:26:27
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Re: Can ISPs restart FTTC connections?


[re: deleted] [link to this post]
 
It can, and does.

ISP's can run a test through KBD that also runs a copper pair test to be run that causes the line to lose sync

GEA (Generic Ethernet Access) Service Test (E2E Test in standalone menu) � Fibre products only

This fibre-based test is the equivalent of the copper line test, Status Check, Local Access Network and DLM Data checks seen for
WBC copper. It is also referred to as the SFBB (Super Fast Broad Band) test to BT Wholesale users.
The following criteria may be displayed within the test:

� The overall GEA test outcome returned as a result of the diagnosticsran
� A description of the fault should a fault be found
� An indication if the circuit was in sync when the test was ran
� Downstream and Upstream sync rates
� DSLAM profile
� Circuit performance parameters.
� Fibre based RRT style results
� If an appointment is required or not for any �Fail� results

All GEA Service Tests run via New KBD are set to intrusive. This allows a copper pair test to be run for the copper section of Fibre to the Cabinet (FTTC) circuits.
Standard User Michael_Chare
(fountain of knowledge) Mon 25-Sep-17 17:27:54
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Re: Can ISPs restart FTTC connections?


[re: deleted] [link to this post]
 
What exactly does the test do? The person I spoke to was able to tell me something about the router's logon attempt which did explain why the connection was not fully working. The router had DSL sync but no internet access.

Michael Chare
Standard User deleted
(deleted) Mon 25-Sep-17 17:45:35
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Re: Can ISPs restart FTTC connections?


[re: j0hn83] [link to this post]
 
Thank you. Good to know my memory isn�t as bad as I thought!
Standard User j0hn83
(committed) Mon 25-Sep-17 18:00:05
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Re: Can ISPs restart FTTC connections?


[re: deleted] [link to this post]
 
A GEA test on its own is non-intrusive.
I'm no expert but I know there are intrusive tests the ISP can run.
All GEA Service Tests run via New KBD are set to intrusive. This allows a copper pair test to be run for the copper section of Fibre to the Cabinet (FTTC) circuits.


KBD = Knowledge Based Diagnostics
Standard User deleted
(deleted) Mon 25-Sep-17 18:06:52
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Re: Can ISPs restart FTTC connections?


[re: j0hn83] [link to this post]
 
Yeah I used KBD for a few years but can�t remember the specifics.
Standard User deleted
(deleted) Mon 25-Sep-17 18:55:08
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Re: Can ISPs restart FTTC connections?


[re: j0hn83] [link to this post]
 
If you say so. But I run these tests actually looking at the router or my handheld tester and sync doesn�t drop. Believe what you like though!

ADSL/ADSL2+ does drop sync from a copper line test but a VDSL connection over FTTC doesn�t!

The test you�re describing does give you a GEA result and a copper line test result (as you say). It�s intrustive only in the sense that dialtone would cease while the test is running, NOT VDSL sync. Zarjaz would back me up on this I�m sure.

In reply to a post by j0hn83:
A GEA test on its own is non-intrusive.
I'm no expert but I know there are intrusive tests the ISP can run.
All GEA Service Tests run via New KBD are set to intrusive. This allows a copper pair test to be run for the copper section of Fibre to the Cabinet (FTTC) circuits.


KBD = Knowledge Based Diagnostics


You say you�re no expert (I am though) - the copper pair test as you call it is run from the test heads inside the telephone exchange. That cannot cause the VDSL sync to drop which (as you well know) it coming from the DSLAM in the FTTC cabinet.

Edited by deleted (Mon 25-Sep-17 19:01:16)

Standard User j0hn83
(committed) Mon 25-Sep-17 19:35:00
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Re: Can ISPs restart FTTC connections?


[re: deleted] [link to this post]
 
I never said the Line loses sync when an OpenReach engineer runs WHOOSH tests.

I said they can, and do lose sync when am ISP runs an intrusive GEA test via KBD. Also known an E2E test.

KBD are tests which replaced the WHOOSH test suite for ISP's.

I'm no expert, but obviously neither are you with regards to ISP run tests, which is what the OP is asking about.
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