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Forum Discussion
jeromeajot
Aug 24, 2023Tutor
WAN Connectivity and Ethernet Backhaul Issues with SXR80 / SXS80
I would like to report 2 issues I am facing with my SXR80 / SXS80’s. My setup: 1 SXR80 in AP mode 2 SXS80 Satellites Firmware 4.2.3.102 (latest at the time of this post) Single Wi-Fi network....
FURRYe38
Aug 24, 2023Guru - Experienced User
What's the model # of the NG switches your using?
Be sure that the SXS are connected via ethernet behind the SXR, not in parallel.
FIOS Router>SXR><Switch<>SXS
What is the size of your home? Sq Ft?
Also might try some new beta FW at some point as well:
jeromeajot
Aug 25, 2023Tutor
The Switch I have is a ProSafe 16 Port Gigabit Switch JGS516 v2.
Here is the network topology:
{FiOS Router} <--> {Switch} <--> [Everything]
The SXR80 is connected to the Switch via 2 ports: WAN port and Port 1,
SXR80's port 1's are connected to the Switch.
The DHCP is connected to the Switch.
I don't understand how the square footage of my house relevant to those two issues, why do you believe this information would help?
I went through the release notes of v4.3.2.100 and nothing is pointing to a potential fix for my 2 issues. Am I missing something?
- schumakuAug 25, 2023Guru - Experienced User
jeromeajot wrote:
{FiOS Router} <--> {Switch} <--> [Everything]
The SXR80 is connected to the Switch via 2 ports: WAN port and Port 1,
SXR80's port 1's are connected to the Switch.
The DHCP is connected to the Switch.
This reads wrong to me, even in AP mode While I would expect in AP mode all ports are bridged, and a loop is predictable, a switch with active loop protection would have to shutdown one of the ports, even more if the switch does any kind of STP.
{FiOS Router} <--> {SXR80 WAN} <--> {SXR80 LAN} <--> {Switch} <--> [Everything]
- jeromeajotAug 25, 2023Tutor
I just created a visual piece of the relevant pieces of the network.
The switch is a
dumbunmanaged switch has no STP, just loop protection - I assume like all Netgear unmanaged switches.I can unplug SXR80 port 1 <---> Switch. It actually makes no difference (it was the original topology). The unpredictability of the ethernet Backhaul is the same (works whenever it feels it) wether I had only WAN connected or both WAN + port 1.
I'm not in favor of putting the SRX between the FiOS router and the switch for few reasons:
(1) because the issue longevity and the unreliability of ethernet backhaul, my faith on the SRX80 stability to be on the critical path for the entire network is not there. I'd rather constraint it to a minimal duties of servicing wireless as AP, no VLAN.
(2) In AP mode, it is just another IoT and should not have any special connectivity.
(3) on you diagram there, the SRS80s are all going thru the switch to communicate to the SRX80, which my topology is doing as well.
- FURRYe38Aug 25, 2023Guru - Experienced User
The problem is how you have the SXS connected. As suggested, once you correct this and connect ALL SXS behind the SXR, you'll be good then.
SQ ft and placement of the SXS IS relevant regardless of wireless or ethernet connections.
jeromeajot wrote:
The Switch I have is a ProSafe 16 Port Gigabit Switch JGS516 v2.
Here is the network topology:
{FiOS Router} <--> {Switch} <--> [Everything]
The SXR80 is connected to the Switch via 2 ports: WAN port and Port 1,
SXR80's port 1's are connected to the Switch.
The DHCP is connected to the Switch.
I don't understand how the square footage of my house relevant to those two issues, why do you believe this information would help?
I went through the release notes of v4.3.2.100 and nothing is pointing to a potential fix for my 2 issues. Am I missing something?
- jeromeajotAug 25, 2023Tutor
The SXS are connected to the back thru the switch. How will the switch prevent the packets to communicate, it does not? It's an unmanaged switch, it does nothing extra. It's not that it doesn;t work at all, it does connect as wired backhaul, but it is unpredictable.
I still don't see how the sqft of the house is relevant when figuring out ethernet backhaul problem, less the longevity issue. Whether I have a 4,000 sqft house or a 7,000 sqft house, the length of each CAT6 cable is less than 100 m. Please, educate me why the sqft is important to know.
Is there any debugging I can enable?
- FURRYe38Aug 25, 2023Guru - Experienced User
Its how Orbi works with ethernet connections with the SXS. They HAVE to be connected behind the SXR to work properly.
FIOS Router>SXR><Switch<>SXS
Having too many SXS in a building can cause too much wifi signal over lap, regardless of wireless or ethernet connected SXS. Placement and distance between the units IS important to avoid problems.
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