Synergy (mouse & KB sharing) works with some but not with all PCs

Kari

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Hi geeks and geekettes.

I am most probably reaching the moon, trying something impossible, but still this is not giving me peace before I at least know it is not possible.

Scenario: Home office, 5 PCs. Two of the PCs belong to a domain when connected over Cisco AnyConnect VPN client (let's say Domain 1.), one PC belongs to another domain when connected over AT&T Global Network Connect VPN client (Domain 2). One PC is my current favorite laptop, one is our home server.

All three domain PCs running Seven Pro x64, my laptop Eight CP x64 and home server Windows Server 8 Beta x64. Networking OK, all PCs can see others and share when used on local network (VPN connection inactive).

I am using Synergy to seamless share mouse and keyboard. It works flawless EXCEPT this:

Laptop and home server can share mouse & kb with either Domain 1 PCs or Domain 2 PC but not with both. Domain 1 and Domain 2 PCs can share mouse and KB but then not with laptop and home server.

Maybe this explains it better (DEDDXXXXXX PCs = Domain 1, 2522XXXXXX = Domain 2):

synergy_layout_2.PNG

This would be the ideal situation, Domain 2 PC as Synergy server, other PCs clients. ATM I can share mouse & KB with AGM PCs & Domain 1 PCs, or AGM PCs & Domain 2 PC, or Domain 1 PCs & Domain 2 PC. I just simply can not share mouse and kb with all 5. Error message on Synergy server always the same: "Connection refused".

Notice that this happens when domain PCs are not connected to domains i.e. when they are using just my home network, members of the same subnet, workgroup and homegroup. All others wired, laptop wireless connection.

If you have any ideas please share it!

Kari
 

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Windows 10 Pro x64 EN-GB1.6 GHz Intel Core i7-720QM Processor6 GBATI Mobility Radeon HD 5850 Graphics
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Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
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ATI Mobility Radeon HD 5850 Graphics
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17" laptop display, 22" LED and 32" Full HD TV through HDMI
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Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
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As Envy runs a bit warm, I have it on a Cooler Master pad
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Logitech Performance Mouse MX
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Originally Win 7 Hm Prem x64 Ver 6.1.7600 Bui...Intel i3 530 2.93GHz, 2933MHz 2 Cores 4 Logic...6GB of 1,333MHz DDR3 SDRAM32MB Intel Graphics Media Accelerator HD IGChip
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Gateway DX4831-01e (Mid-Tower Desktop)
OS
Originally Win 7 Hm Prem x64 Ver 6.1.7600 Build 7601-SP1 | Upgraded to Windows 10 December 14, 2019
CPU
Intel i3 530 2.93GHz, 2933MHz 2 Cores 4 Logical Processors
Motherboard
Gateway H57M01 133 megahertz
Memory
6GB of 1,333MHz DDR3 SDRAM
Graphics Card(s)
32MB Intel Graphics Media Accelerator HD IGChip
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
Gateway HX2000 20inch TFT active matrix TN
Screen Resolution
1600 x 900 x 59 hertz
Hard Drives
WDC WD10EADS-00M2B0 [HDD] (1000.20 GB) -- drive 0,
HL-DT-ST DVDRAM GH41N [CD-ROM dr]
Four card readers, and Four USB 2.0
PSU
300watts.
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Mid-Tower Desktop
Cooling
Stock from Gateway
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Natural Ergonomic Keyboard 4000, see Other Info
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Orig. Gateway wore out now using Insignia USB wired optical
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Other Info
System Specs by Belarc.

BIOS: American Megatrends Inc. P01-A0 11/17/2009

Replaced the MS 'Natural' Standard PS/2 Enhanced 101-102 Keyboard with a new Natural Ergonomic Keyboard 4000 on August 1st 2014.

Canon Pixma MG3222 Printer.

Updated to IE11 on 12102015 | Fios Quantum Router g1100

Additional AV: SpywareBlaster, manual Mbam, SAS
Anak, thanks for your response.

Server host name(s) correct, firewall ports opened, and so on.

I was first thinking this was because of 3 PCs quite often joining a domain over VPN, effectively becoming members of different networks/subnets. Then I noticed that this strange issue occurred even when VPNs were not connected and all PCs on same subnet.

My next guess was mixed OSs, Eights and Sevens. I'm still suspecting that might be the issue; as I explained, all 3 Win 7 PCs can share mouse & kb but they do not accept my Win 8 rigs to "join", or my Win 8 rigs can connect to one of the domain's PCs (Win 7) but not to both at the same time.

Could be better to get a switch :confused:. LogMeIn / TeamViewer etc. are not real alternatives due pointer delay and worse gfx. I'm so bloody tired of keyboards and mouses filling my desk.

Kari
 

My Computer My Computer

At a glance

Windows 10 Pro x64 EN-GB1.6 GHz Intel Core i7-720QM Processor6 GBATI Mobility Radeon HD 5850 Graphics
Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
Your welcome!

You've tried editing through your screens, like it says at the bottom of your screenshot? I'm not that familiar with how many, and where are all the configuration settings.
You've taken on quite a challenge there. You might have to make a schematic to keep it all organized.

You might have hit on something there about 7, and 8 working together.
You know how 7 can be with XP; WorkGroup, HomeGroup...

Besides what you pointed out, a switch isn't as automatic as to what your trying to accomplish.

And thank you for my chuckle of the day, I can relate to "I'm so bloody tired of keyboards and mouses filling my desk".
 

My Computer My Computer

At a glance

Originally Win 7 Hm Prem x64 Ver 6.1.7600 Bui...Intel i3 530 2.93GHz, 2933MHz 2 Cores 4 Logic...6GB of 1,333MHz DDR3 SDRAM32MB Intel Graphics Media Accelerator HD IGChip
Computer type
PC/Desktop
Computer Manufacturer/Model Number
Gateway DX4831-01e (Mid-Tower Desktop)
OS
Originally Win 7 Hm Prem x64 Ver 6.1.7600 Build 7601-SP1 | Upgraded to Windows 10 December 14, 2019
CPU
Intel i3 530 2.93GHz, 2933MHz 2 Cores 4 Logical Processors
Motherboard
Gateway H57M01 133 megahertz
Memory
6GB of 1,333MHz DDR3 SDRAM
Graphics Card(s)
32MB Intel Graphics Media Accelerator HD IGChip
Sound Card
Realtek High Definition Audio
Monitor(s) Displays
Gateway HX2000 20inch TFT active matrix TN
Screen Resolution
1600 x 900 x 59 hertz
Hard Drives
WDC WD10EADS-00M2B0 [HDD] (1000.20 GB) -- drive 0,
HL-DT-ST DVDRAM GH41N [CD-ROM dr]
Four card readers, and Four USB 2.0
PSU
300watts.
Case
Mid-Tower Desktop
Cooling
Stock from Gateway
Keyboard
Natural Ergonomic Keyboard 4000, see Other Info
Mouse
Orig. Gateway wore out now using Insignia USB wired optical
Internet Speed
Vz FIOS 10ms png 57.64Mbps down 65.53Mbps up Speedtest.org
Antivirus
Zamana Anti-logger with Anti-malware, MSE, Windows Firewall,
Browser
IE11.0.9600.19399-Upd ver11.0.135, Firefox 68.0.1 x64
Other Info
System Specs by Belarc.

BIOS: American Megatrends Inc. P01-A0 11/17/2009

Replaced the MS 'Natural' Standard PS/2 Enhanced 101-102 Keyboard with a new Natural Ergonomic Keyboard 4000 on August 1st 2014.

Canon Pixma MG3222 Printer.

Updated to IE11 on 12102015 | Fios Quantum Router g1100

Additional AV: SpywareBlaster, manual Mbam, SAS
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