![]() You can see the 4 requests and then several discovers. Starts with when I disconnected the cable to the WAN port (from cable modem). Is there anything logged in the 3100 dhcp log? What does the SG-3100 shows on the DHCP log said in SG-3100 fail to get WAN IP from Frontier fiber ONT: What does your SG-3100 show on the console ( or SSH ) menu ? On every device connected to the switch, you can see in the DHCP logs that the DHCP client negotiated a DHCP lease. On the arris router, the DHCP server should have handed out 3 DHCP leases, one for every device. All devices are getting a LAN IP, DNS, gateway and mask from the upstream (ISP in this case) router. The SG-3100 should have a working internet connection.Īs you have noticed : behind a (ISP) router, you can hook up any type of device, A PC, and access point and another router : there is no difference. Hook up to the switch the WAN port of the SG-3100 : it should get an IP (WAN) using DHCP.The PC should have an Internet connection. Hook up to the switch PC : it should get an IP using DHCP.The SG-1100 should have a working internet connection. Hook up to the switch the WAN port of the SG-1100 : it should get an IP (WAN) using DHCP.A switch, hook it up to the LAN port of the arris router.If it is, change it for example to 192.168. Important : make sure that the "LAN" network of the arris router is NOT 192.168. Thank you in advance for your up your arris router to the ONT - it should get connected. Did this too, did not help.Īdditionally neither 1) or 2) above was needed to give a WAN address to any of the other routers, could just plug /unplug / plug any of those randomly and acquire an IP.Ĭurrent SG-3100 firmware is 21.05.2-RELEASE (arm)Īny suggestions are appreciated. 'log into arris router, press 'release' button then disconnect Arris and connect your router'.calling frontier support to 'release the lease to Arris router' (did this, they were no help) and.There are support articles on other forum referring to this problem with any 3rd party routers that suggest the following: The SG-3100 will not.įactory reset the SG-3100 to try to eliminate any configuration problems (since the 1100 worked at default) and this did not help. The arris router, a factory default SG-1100 and a unifi UDM-Pro router will all get a WAN IP from the ONT when plugged in. Frontier provided a ONT (model Fox222) and arris router which we do not want to use (model NVG468MQ). Exiting SG-3100 working with cable modem, stable system.
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