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Forum Discussion
tubphooj
Jun 04, 2020Tutor
Orbi Satelite keeps renewing IP of ethernet connected devices
i have a RBR50 and RBS50.
as of late, my satelite keeps re-assiging IPs - over and over again, at least thats what it looks like on the logs. as a result, the two devices that are connected through ethernet cables keeps dropping connection - everytime i lose connection, i check the logs and sure enough, DHCP IP assignment. 1 is a desktop and the other is a Aruba VPN Switch that i use for work. i even reserved the Aruba to an IP address x.240 but it continues to happen. updated all my firmware, currently V2.5.1.16. reboot many times, only thing i havent done is factory reset, which wont do any good because it'll just reupdate the firmware right? i am getting really frustrated with this issue. please help. any idea why its doing this?
i've not noticed any devices connected through wifi drop connection. is there a setting on Orbi that i can extend length of when it does this madness?
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:fxxx, Thursday, June 04, 2020 00:35:04
[DHCP IP: 192.168.1.240] to MAC address 20:4c:03:axxxx, Thursday, June 04, 2020 00:34:34
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:f2:8xxxx7, Thursday, June 04, 2020 00:34:33
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:f2:xxxx7, Wednesday, June 03, 2020 20:56:11
[DHCP IP: 192.168.1.18] to MAC address c0:9a:d0:c3xxxx, Wednesday, June 03, 2020 20:55:58
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:f2xxx27, Wednesday, June 03, 2020 20:55:41
[DHCP IP: 192.168.1.240] to MAC address 20:4c:0xxxxff:fe, Wednesday, June 03, 2020 20:55:16
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2xxx27, Wednesday, June 03, 2020 20:55:14
[DHCP IP: 192.168.1.240] to MAC address 20:4c:0xxx:ff:fe, Wednesday, June 03, 2020 20:54:53
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2xxxx7, Wednesday, June 03, 2020 20:54:31
[DHCP IP: 192.168.1.18] to MAC address c0:9a:d0:c3xxxx:6a, Wednesday, June 03, 2020 20:53:18
[DHCP IP: 192.168.1.39] to MAC address 2c:f0:ee:0xxxxx:7a, Wednesday, June 03, 2020 20:52:55
35 Replies
- CrimpOnGuru - Experienced User
The default DHCP lease time on Orbi is one day (24 hours). Open a "Command" window and type in:
ipconfig /all
Scroll through the results to find the ethernet adapter. Here is what mine shows:
Ethernet adapter Ethernet:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : Realtek PCIe GBE Family Controller
Physical Address. . . . . . . . . : 20-25-64-0F-BA-CD
DHCP Enabled. . . . . . . . . . . : Yes
Autoconfiguration Enabled . . . . : Yes
IPv4 Address. . . . . . . . . . . : 192.168.1.2(Preferred)
Subnet Mask . . . . . . . . . . . : 255.255.255.0
Lease Obtained. . . . . . . . . . : Friday, May 22, 2020 11:53:47 AM
Lease Expires . . . . . . . . . . : Thursday, June 4, 2020 11:53:51 PM
Default Gateway . . . . . . . . . : 192.168.1.1
DHCP Server . . . . . . . . . . . : 192.168.1.1
DNS Servers . . . . . . . . . . . : 192.168.1.27
1.1.1.1
NetBIOS over Tcpip. . . . . . . . : EnabledMy desktop PC has been connected to the Orbi continuously since I last rebooted the Orbi on May 22. With DHCP, the procedure is for a device to request to "renew" the lease when half of the lease time has expired (12 hours), so my PC has been renewing continuously every 12 hours. The last renewal was last night at 11:53:51 PM and my PC will renew again at 11:53:51 AM (in a few hours).
https://en.wikipedia.org/wiki/Dynamic_Host_Configuration_Protocol
My sense is that the Orbi is not randomly saying, "Here. take another DHCP lease". The Orbi has received a DHCP request from the PC and is responding to it. So the question is, "WHAT is causing these two devices to drop their connection and believe that they need to request a new IP assignment?"
Could it be bad cable connections? Is there a "switch" between the Orbi and these devices?
- tubphoojTutor
Thanks for your time CrimpOn.
I've been testing out various things and troubleshooting to the max but so far no good.
The two devices are directly connected to the satelite in my office - router is downstairs. I rebooted everything last night before going to bed, modem CM400, Router and satelite. i lost connectivity twice today, both times there were multiple entries of DHCP IP assignment in the logs. The interuption can last up to 3-5 minutes. The laptop next to me, where i check the logs, never loses connectivity and does not receive new IP.
i have had xfinity come out to check the lines, its good. power and SNR are within perfect range. possible faulty satelite? if so, that would be a major bummer, paid alot of this thing only to last just outside the warranty. smh.
are there netgear people monitoring these posts?
- CrimpOnGuru - Experienced User
tubphooj wrote:The two devices are directly connected to the satelite in my office - router is downstairs. I rebooted everything last night before going to bed, modem CM400, Router and satelite. i lost connectivity twice today, both times there were multiple entries of DHCP IP assignment in the logs. The interuption can last up to 3-5 minutes. The laptop next to me, where i check the logs, never loses connectivity and does not receive new IP.
What does the log show for the satellite DHCP? My Orbi satellite gets a DHCP renewal every 12 hours. If your satellite is renewing its IP address every 12 hours, then you have narrowed the problem to:
- Perhaps a "bad satellite"
- Perhaps two of the satellite ports are bad. Could switch one device to a different port to test.
- Something is wrong with the cables or cable connections.
Do they "snap in" tightly?
Do you have spare cables? - What is connected to the Aruba VPN switch?
I am not a fan of "Factory Reset", believing that it is the "last resort when everything else has failed." However, doing a Factory Reset on the satellite is not such a bid deal. The satellite gets all configuration information from the router, so it is a simple matter of doing the reset and if it doesn't sync by itself, performing the sync step.
- FURRYe38Guru - Experienced User
What Firmware version is currently loaded?
What is the Mfr and model# of the Internet Service Providers modem/ONT the NG router is connected too?
Is the Orbi system operating in Router or AP mode?
What is the distance between the router and satellite(s)? 30 feet is recommended in between RBR and RBS to begin with depending upon building materials when wirelessly connected. https://kb.netgear.com/000036466/How-far-should-I-place-my-Orbi-satellite-from-my-Orbi-router
tubphooj wrote:i have a RBR50 and RBS50.
as of late, my satelite keeps re-assiging IPs - over and over again, at least thats what it looks like on the logs. as a result, the two devices that are connected through ethernet cables keeps dropping connection - everytime i lose connection, i check the logs and sure enough, DHCP IP assignment. 1 is a desktop and the other is a Aruba VPN Switch that i use for work. i even reserved the Aruba to an IP address x.240 but it continues to happen. updated all my firmware, currently V2.5.1.16. reboot many times, only thing i havent done is factory reset, which wont do any good because it'll just reupdate the firmware right? i am getting really frustrated with this issue. please help. any idea why its doing this?
i've not noticed any devices connected through wifi drop connection. is there a setting on Orbi that i can extend length of when it does this madness?
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:fxxx, Thursday, June 04, 2020 00:35:04
[DHCP IP: 192.168.1.240] to MAC address 20:4c:03:axxxx, Thursday, June 04, 2020 00:34:34
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:f2:8xxxx7, Thursday, June 04, 2020 00:34:33
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:f2:xxxx7, Wednesday, June 03, 2020 20:56:11
[DHCP IP: 192.168.1.18] to MAC address c0:9a:d0:c3xxxx, Wednesday, June 03, 2020 20:55:58
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2:f2xxx27, Wednesday, June 03, 2020 20:55:41
[DHCP IP: 192.168.1.240] to MAC address 20:4c:0xxxxff:fe, Wednesday, June 03, 2020 20:55:16
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2xxx27, Wednesday, June 03, 2020 20:55:14
[DHCP IP: 192.168.1.240] to MAC address 20:4c:0xxx:ff:fe, Wednesday, June 03, 2020 20:54:53
[DHCP IP: 192.168.1.25] to MAC address 70:85:c2xxxx7, Wednesday, June 03, 2020 20:54:31
[DHCP IP: 192.168.1.18] to MAC address c0:9a:d0:c3xxxx:6a, Wednesday, June 03, 2020 20:53:18
[DHCP IP: 192.168.1.39] to MAC address 2c:f0:ee:0xxxxx:7a, Wednesday, June 03, 2020 20:52:55 - LythGuide
Ever since I updated to firmware 2.5.1.16 I also have numerous devices that are being reissued the same IP constantly.
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:50:01
[DHCP IP: 192.168.1.25] to MAC address xx:xx:xx:xx:ef:b2, Friday, June 05, 2020 10:49:39
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:49:26
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:49:25
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:46:45
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:45:45
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:44:57
[DHCP IP: 192.168.1.25] to MAC address xx:xx:xx:xx:ef:b2, Friday, June 05, 2020 10:44:38My logs are full of this every few seconds to every few minutes. It's not just the 2 devices above. It's at least 10 to 12 out of 25 or so devices on our wifi. It doesn't seem to matter if it's a PC, apple watch, or other device. I've never seen this in my logs before this firmware.
- FURRYe38Guru - Experienced User
Has a factory reset and setup from scratch been performed since last update?
Please try a factory reset and setup from scratch with the RBR and RBS.
Lyth wrote:Ever since I updated to firmware 2.5.1.16 I also have numerous devices that are being reissued the same IP constantly.
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:50:01
[DHCP IP: 192.168.1.25] to MAC address xx:xx:xx:xx:ef:b2, Friday, June 05, 2020 10:49:39
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:49:26
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:49:25
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:46:45
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:45:45
[DHCP IP: 192.168.1.20] to MAC address xx:xx:xx:xx:21:06, Friday, June 05, 2020 10:44:57
[DHCP IP: 192.168.1.25] to MAC address xx:xx:xx:xx:ef:b2, Friday, June 05, 2020 10:44:38My logs are full of this every few seconds to every few minutes. It's not just the 2 devices above. It's at least 10 to 12 out of 25 or so devices on our wifi. It doesn't seem to matter if it's a PC, apple watch, or other device. I've never seen this in my logs before this firmware.
- LythGuide
I am guilty of not trying a factory reset to see if it helps. I'll backup my config and give it try sometime this weekend and report back.