> 5) By 'devices' do you mean other interfaces or other boxes running other > OS's?
the latter. > 4) Are there detectable differences in the DISCOVER packets being sent? > > For the last, something like > > tcpdump -i urtwn0 -s 2000 -vvv -x > > for the 6.7 dhclient and the 6.8 dhclient would be easiest to compare. That would require downgrading and I'd like to avoid that, if possible. > 1) Are there DISCOVERY packets appearing on the other side of the repeater? > i.e. does the DHCP server log any incoming REQUEST or DISCOVER packets? I cleared main routers log, tried to connect through repeated and reconnected through main router. Here's the log: #################################################################### # TL-WR841N System Log # Time = 2020-11-02 23:34:43 37996s # H-Ver = WR841N v10 00000000 : S-Ver = 3.16.9 Build 151216 Rel.40686n # L = 192.168.0.1 : M = 255.255.255.0 # W1 = DHCP : W = 10.0.222.8 : M = 255.255.255.0 : G = 10.0.222.1 #################################################################### Nov 2 23:31:37 OTHER INFO User clear system log. Nov 2 23:32:14 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:14 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:14 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:14 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:14 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:14 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:15 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:15 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:16 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:16 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:17 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:17 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:18 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:18 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:19 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:19 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:20 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:20 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:21 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:21 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:22 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:22 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:23 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:23 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:24 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:24 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:25 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:25 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:25 DHCP INFO DHCPC Send REQUEST to server a00de01 with request ip a00de08 Nov 2 23:32:26 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:26 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:26 DHCP INFO DHCPC Recv ACK from server a00de01 with ip a00de08 lease time 300 Nov 2 23:32:26 DHCP INFO DHCPC:GET ip:a00de08 mask:ffffff00 gateway:a00de01 dns1:8080808 dns2:1010101 static route:0 Nov 2 23:32:26 DHCP INFO Mark the ip a00de08 for option 50. Nov 2 23:32:26 DHCP NOTICE Dynamic IP(DHCP Client) obtained an IP successfully Nov 2 23:32:27 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:27 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:28 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:28 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:29 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:29 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:31 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:31 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:36 DHCP INFO DHCPS:Recv DISCOVER from <my MAC> Nov 2 23:32:36 DHCP INFO DHCPS:Send OFFER with ip 192.168.0.103 Nov 2 23:32:47 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:47 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:47 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:47 DHCP INFO DHCPS:Send ACK to 192.168.0.103 Nov 2 23:32:48 DHCP INFO DHCPS:Recv REQUEST from <my MAC> Nov 2 23:32:48 DHCP INFO DHCPS:Send ACK to 192.168.0.103
