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Forum Discussion
Pangear
Mar 21, 2020Aspirant
Powerline Adapters
How many pairs of XAVB1601 adapers can be installed on one home electrical circuit, where each pair is point to point link ? Why cannot be more downloaded power utility: netgear.com/app/products/mod...
- Mar 24, 2020
Hello Schumaku,
You have been very inaccurately dealing with definitions about various layers. How encryption can be related to layer L2 ?
Data Presentation and Encryption is related always to layer L6.
Yes, I agree that all PL devices are connected to a shared media - copper electrical circuit (L0).
My intention is just to have 3 pairs of PL devices sitting on same shared media where each pair will have own unique encrypted
password. Perhaps, I will turn on as well as a support of QoS if I feel my applications will get a certain improvement with that.
michaelkenward
Mar 22, 2020Guru - Experienced User
Pangear wrote:
How many pairs of XAVB1601 adapers can be installed on one home electrical circuit, where each pair is point to point link ?
Not sure that I understand the question. Point-to-point link?
The usual arrangement is to connect one (host) plug to the router and then add as many remote (guest) plugs as you need.
Some models seem to throw a hissy fit when you add a sixth guest plug.
The XAVB1601 is an ancient (2012) 200 Mbps system, now replaced by 500 then 1000 and finally (so far) 2000 Mbps plugs.
Pangear
Mar 22, 2020Aspirant
Thanks for response but you have not answered my question.
First of all let's clarify topology of connections or layout scheme. You mentioned "star" topology where a master PL device talks to a number
of remote PL devices. I am interested in 3 PL device pairs where each pair establishes topology: single poin-to-point link, however all 6 PL devices are on one electrical circuit. Will these XAVB1601 devices work without interefering between these three data links?
Regards
- schumakuMar 23, 2020Guru - Experienced User
All PL share the same L0/L1 network, where L2 (MAC) and L3 (e.g. IP) is run on. There is neither a "master" not a point-to-point relation. Each PL does see any other PL device on the same electrical wire(s). The PL with the same name are able to communicate.
- PangearMar 23, 2020Aspirant
Well, let's simplify our discussion.
So, Netgear PL device supports OSI seven layers system, where L0 - medium (copper), L1 - physical (bits), L2 - MAC (data link
addressing frames), L3 - network packets IP addressing and L6 - data presentation and encryption.
Layers L2 and L3 and in addition LAN tags and ToS routing are implemented when QoS is activated through Power Utility app. To make in my application 3 pairs of PL to communicate in point-to-point fashion I need to setup for each pair of PL's the same encryption key (password ).
Regards
- schumakuMar 23, 2020Guru - Experienced User
Mistaken I'm afraid - PL connects to the power network L0 does create above a plain flat L1/L2 system like a plain simple network hub - not a switch! The isolation between the different networks is done on an encryption scheme on the L2 layer. Almost anything above L3 and up can pass over it.
Even if you set it up in pairs of two with each pair having the same key, they are still using the same shared media (roughly L0 and L1) - it's not VLAN technology. The more concurrent PL system are on the same wires (and in the neighborhood) and using same PLC standard the slower the system. If different standard/proprietary implementations above, the performance will break down much more, because of the different implementations don't "listen" to each other.
Not sure what your intention is - substituting three individual network cables over a shared media?