QUOTE(ckboon @ Apr 18 2012, 12:25 AM)
HELP!!! nowaday very often my connection just disconnected after i've dumped my tplink with openwrt few month back, but this just happen recently..
each and everytime this happen i need to power off/on my unit to get back the connection..
i've upgrade to backfire and still face the same problem..
was just wondering is it unifi problem or my unit itself having problem either on the openwrt or the hardware
below are the screenshoot after disconnection and log:
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Apr 18 00:09:10 Boon-tplink daemon.info dnsmasq-dhcp[2358]: DHCPREQUEST(br-lan) 10.12.25.26 00:13:d4:3d:41:f8
Apr 18 00:09:10 Boon-tplink daemon.info dnsmasq-dhcp[2358]: DHCPACK(br-lan) 10.12.25.26 00:13:d4:3d:41:f8 cKboon
Apr 18 00:09:39 Boon-tplink daemon.info dnsmasq-dhcp[2358]: DHCPINFORM(br-lan) 10.12.25.26 00:13:d4:3d:41:f8
Apr 18 00:09:39 Boon-tplink daemon.info dnsmasq-dhcp[2358]: DHCPACK(br-lan) 10.12.25.26 00:13:d4:3d:41:f8 cKboon
Apr 18 00:09:47 Boon-tplink daemon.info pppd[518]: No response to 5 echo-requests
Apr 18 00:09:47 Boon-tplink daemon.notice pppd[518]: Serial link appears to be disconnected.
Apr 18 00:09:47 Boon-tplink daemon.info pppd[518]: Connect time 264.8 minutes.
Apr 18 00:09:47 Boon-tplink daemon.info pppd[518]: Sent 1946273157 bytes, received 202530524 bytes.
Apr 18 00:09:48 Boon-tplink user.info firewall: removing wan (pppoe-wan) from zone wan
Apr 18 00:09:53 Boon-tplink daemon.notice pppd[518]: Connection terminated.
Apr 18 00:09:54 Boon-tplink daemon.notice pppd[518]: Modem hangup
Apr 18 00:10:39 Boon-tplink daemon.warn pppd[518]: Timeout waiting for PADO packets
Apr 18 00:10:39 Boon-tplink daemon.err pppd[518]: Unable to complete PPPoE Discovery
Apr 18 00:11:11 Boon-tplink user.info firewall: removing lan (br-lan) from zone lan
Apr 18 00:11:11 Boon-tplink daemon.warn dnsmasq[2358]: failed to access /tmp/resolv.conf.auto: No such file or directory
Apr 18 00:11:11 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering disabled state
Apr 18 00:11:11 Boon-tplink user.info kernel: br-lan: port 1(eth0.1) entering disabled state
Apr 18 00:11:11 Boon-tplink user.info kernel: device wlan0 left promiscuous mode
Apr 18 00:11:11 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering disabled state
Apr 18 00:11:11 Boon-tplink user.info kernel: device eth0.1 left promiscuous mode
Apr 18 00:11:11 Boon-tplink user.info kernel: br-lan: port 1(eth0.1) entering disabled state
Apr 18 00:11:18 Boon-tplink user.info kernel: br-iptv: port 1(eth0.600) entering disabled state
Apr 18 00:11:18 Boon-tplink user.info kernel: device eth0 left promiscuous mode
Apr 18 00:11:18 Boon-tplink user.info kernel: device eth0.600 left promiscuous mode
Apr 18 00:11:18 Boon-tplink user.info kernel: br-iptv: port 1(eth0.600) entering disabled state
Apr 18 00:11:19 Boon-tplink user.notice ifup: Enabling Router Solicitations on loopback (lo)
Apr 18 00:11:19 Boon-tplink user.info kernel: device eth0.1 entered promiscuous mode
Apr 18 00:11:19 Boon-tplink user.info kernel: device eth0 entered promiscuous mode
Apr 18 00:11:19 Boon-tplink user.info kernel: br-lan: port 1(eth0.1) entering forwarding state
Apr 18 00:11:20 Boon-tplink user.info kernel: device wlan0 entered promiscuous mode
Apr 18 00:11:20 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering forwarding state
Apr 18 00:11:20 Boon-tplink daemon.info pppd[11333]: Plugin rp-pppoe.so loaded.
Apr 18 00:11:20 Boon-tplink daemon.info dnsmasq[2358]: reading /tmp/resolv.conf.auto
Apr 18 00:11:20 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 208.67.222.222#53
Apr 18 00:11:20 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 208.67.220.220#53
Apr 18 00:11:20 Boon-tplink daemon.info dnsmasq[2358]: using local addresses only for domain lan
Apr 18 00:11:20 Boon-tplink daemon.notice pppd[11333]: pppd 2.4.4 started by root, uid 0
Apr 18 00:11:21 Boon-tplink user.info kernel: device eth0.600 entered promiscuous mode
Apr 18 00:11:21 Boon-tplink user.info kernel: br-iptv: port 1(eth0.600) entering forwarding state
Apr 18 00:11:21 Boon-tplink user.notice ifup: Enabling Router Solicitations on lan (br-lan)
Apr 18 00:11:22 Boon-tplink user.info kernel: device wlan0 left promiscuous mode
Apr 18 00:11:22 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering disabled state
Apr 18 00:11:23 Boon-tplink user.info firewall: adding lan (br-lan) to zone lan
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: reading /tmp/resolv.conf.auto
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 202.188.1.5#53
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 202.188.0.133#53
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 8.8.4.4#53
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 8.8.8.8#53
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 208.67.222.222#53
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using nameserver 208.67.220.220#53
Apr 18 00:11:23 Boon-tplink daemon.info dnsmasq[2358]: using local addresses only for domain lan
Apr 18 00:11:24 Boon-tplink user.notice ifup: Enabling Router Solicitations on iptv (br-iptv)
Apr 18 00:11:24 Boon-tplink user.info kernel: device wlan0 entered promiscuous mode
Apr 18 00:11:24 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering forwarding state
Apr 18 00:11:28 Boon-tplink user.info kernel: device wlan0 left promiscuous mode
Apr 18 00:11:28 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering disabled state
Apr 18 00:11:28 Boon-tplink user.info kernel: device wlan0 entered promiscuous mode
Apr 18 00:11:28 Boon-tplink user.info kernel: br-lan: port 2(wlan0) entering forwarding state
Apr 18 00:11:28 Boon-tplink daemon.info dnsmasq[2358]: exiting on receipt of SIGTERM
Apr 18 00:11:28 Boon-tplink user.notice dnsmasq: DNS rebinding protection is active, will discard upstream RFC1918 responses!
Apr 18 00:11:28 Boon-tplink user.notice dnsmasq: Allowing 127.0.0.0/8 responses
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: started, version 2.55 cachesize 150
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: compile time options: IPv6 GNU-getopt no-DBus no-I18N DHCP TFTP
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq-dhcp[12094]: DHCP, IP range 10.12.25.22 -- 10.12.25.30, lease time 2h
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using local addresses only for domain lan
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: reading /tmp/resolv.conf.auto
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using nameserver 202.188.1.5#53
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using nameserver 202.188.0.133#53
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using nameserver 8.8.4.4#53
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using nameserver 8.8.8.8#53
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using nameserver 208.67.222.222#53
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using nameserver 208.67.220.220#53
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: using local addresses only for domain lan
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq[12094]: read /etc/hosts - 1 addresses
Apr 18 00:11:31 Boon-tplink daemon.info dnsmasq-dhcp[12094]: read /etc/ethers - 0 addresses
Apr 18 00:11:35 Boon-tplink daemon.warn pppd[11333]: Timeout waiting for PADO packets
Apr 18 00:11:35 Boon-tplink daemon.err pppd[11333]: Unable to complete PPPoE Discovery
Apr 18 00:11:36 Boon-tplink user.info firewall: adding lan (br-lan) to zone lan

regarding the said issue which i posted few days ago. Just hope my solution work for you guys if you faced the same problem.
firstly I've pulled out the WAN from 1043D and plug it back after 3mins. And the connection of PPPoE was established. But I am still doubting about it and I restarted the fiber modem, then I went to sleep. lol..
till today i haven't get the disconnection issue again, and the link had been up for almost 3days.
seem like it's the WAN connection to the fiber modem is giving the problem as it had not been restarted since last year

.
well, hopefully it will solve my problem and i will feedback again in the next few days.
hence you guys can just try to plug out and plug back the WAN, or restart the fiber modem, or do both, as I dunno which solve the problem since i did both at the same time.