But aren’t you using 3000’s while most of us are using 1000’s?

Terry


From: [email protected] [mailto:[email protected]] On Behalf Of 
Andreas Wiatowski
Sent: Monday, September 12, 2016 7:56 AM
To: [email protected]
Subject: Re: [Telrad] UE roaming on 6.6?

We are currently on a BETA enodeB build with Handover enabled.  I have not 
verified in the field yet but the tech at Telrad has told me that it is doing 
what it is supposed to do on 3 smaller towers.  We are using 2.3Ghz and we are 
having Ducting issues with AT&T (They use FDD)…the FDD uplink channel is 
2355@10Mhz…so during Ducting some of our tower users at 2355Mhz get pushed to 
sectors running 2310Mhz but never return to their original sectors…the HO 
should solve this.  Once we are satisfied and roll it our on the entire network 
I can certainly let you all know.  The new build enables the X2 interface which 
is necessary for successful HO.

Cheers,
______________________________
Andreas Wiatowski | CEO
Silo Wireless Inc.
Email  [email protected]<mailto:[email protected]>
19 Sage Court
Brantford, Ontario N3R 7T4 (CANADA)
Tel +1.519.449.5656  Extension-600|Fax +1.519.449.5536 |Toll Free 
+1.866.727.4138

From: [email protected]<mailto:[email protected]> 
[mailto:[email protected]] On Behalf Of Matthew Carpenter
Sent: Sunday, September 11, 2016 9:45 AM
To: Telrad List <[email protected]<mailto:[email protected]>>
Subject: Re: [Telrad] UE roaming on 6.6?

Hey Jeremy,

We are seeing the same issue here.  I talked to David @ Telrad about setting up 
the handover.
He said it was not currently setup to work the way we would want and would more 
then likely cause UE's to ping/pong back and forth between eNBs.

I have not tried it, but I would think that if handover was set to move UE's 
with CINR <=5 then it would force those UE's to move to a better eNB.
That might leave some UE's with CINR of 6-10 that would need to move but would 
not.  If the handover threshold works up to ~15 CINR (just to try to get all of 
them) then UE's might ping/pong back and forth between eNB's.  You might end up 
with a hand full of UE's that need to move but don't hit the handover threshold.

Need more details from Telrad on how that works -- all assumptions on my part.

Matt Carpenter


On Sat, Sep 10, 2016 at 9:29 PM, Jeremy Austin 
<[email protected]<mailto:[email protected]>> wrote:
Has anyone had any success with roaming in release 6.6? I'm seeing a situation 
on a 360° site where if we take one ENB down (say, a config change), UEs on the 
edge can easily associate with the "wrong" ENB.

The UEs stay on the wrong ENB even when the stronger signal comes back online. 
We aren't currently using frequency lock.

Theoretically the handover thresholds can be manipulated (RSRP) to allow the 
UEs to migrate back to the "right" ENB, once it comes back online, correct?

Or is the only working approach right now to lock each UE to a specific 
frequency?

Thanks

--
Jeremy Austin

(907) 895-2311<tel:%28907%29%20895-2311>
(907) 803-5422<tel:%28907%29%20803-5422>
[email protected]<mailto:[email protected]>

Heritage NetWorks
Whitestone Power & Communications
Vertical Broadband, LLC

Schedule a meeting: http://doodle.com/jermudgeon

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--
Matthew Carpenter
806-316-5071 office
806-236-9558 cell

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