Добрый день.
Проблема в том, что на 2650U постоянно рвётся соединение с pppoe-сервером Петерстара. До этого сидел месяц на 2640U - проблемы не было. Потом начались какие-то нестабильности с WiFi, перепрошил неудачно. Восстановили 2640 в сервисе, привёз, но соединение также не работает. Купил 2650u. Постоянные разрывы.
Вот пример лога. Может у кого есть идеи. Кто виноват - модем или провайдер.
Код:
Oct 17 12:38:01 syslog emerg BCM96345 started: BusyBox v1.00 (2010.08.16-07:19+0000)
Oct 17 12:38:01 user notice kernel: klogd started: BusyBox v1.00 (2010.08.16-07:19+0000)
Oct 17 12:38:02 user debug syslog: echo 0 > /var/isdft_cfg
Oct 17 12:38:02 daemon notice pppd[639]: Serial link appears to be disconnected.
Oct 17 12:38:02 daemon info pppd[639]: Connect time 5677237.5 minutes.
Oct 17 12:38:02 daemon info pppd[639]: Sent 46712 bytes, received 188903 bytes.
Oct 17 12:38:02 daemon warn pppd[639]: Couldn't increase MRU to 1500
Oct 17 12:38:08 daemon crit pppd[639]: Connection terminated....
Oct 17 12:38:08 daemon notice pppd[639]: Modem hangup
Oct 17 12:38:11 daemon info pppd[639]: Sent PADT
Oct 17 12:38:14 daemon info pppd[639]: PPP session is 23097
Oct 17 12:38:14 daemon info pppd[639]: Using interface ppp0_0_100_1
Oct 17 12:38:14 daemon crit pppd[639]: Connect: ppp_0_0_100_1 <--> nas_0_0_100
Oct 17 12:38:14 daemon warn pppd[639]: Couldn't increase MRU to 1500
Oct 17 12:38:14 daemon notice pppd[639]: PAP authentication succeeded
Oct 17 12:38:14 daemon notice pppd[639]: peer from calling number 00:07:4F:BF:44:1B authorized
Oct 17 12:38:14 daemon notice pppd[639]: local IP address 93.153.161.244
Oct 17 12:38:14 daemon notice pppd[639]: remote IP address 93.153.159.1
Oct 17 12:38:14 daemon notice pppd[639]: primary DNS address 217.195.65.9
Oct 17 12:38:14 user debug syslog: kill -9 830
Oct 17 12:38:14 user debug syslog: echo > /var/hosts
Oct 17 12:38:15 user debug syslog: cp /proc/var/fyi/wan/ppp_0_0_100_1/dns /var/fyi/sys/dns
Oct 17 12:38:15 user debug syslog: cp /proc/var/fyi/wan/ppp_0_0_100_1/gateway /var/fyi/sys/gateway
Oct 17 12:38:15 user debug syslog: route add default gw 93.153.159.1 2>/dev/null
Oct 17 12:38:15 user debug syslog: iptables -A FORWARD -o ppp_0_0_100_1 -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Oct 17 12:38:15 user debug syslog: iptables -A FORWARD -i ppp_0_0_100_1 -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Oct 17 12:38:15 user debug syslog: iptables -t nat -D POSTROUTING -o ppp_0_0_100_1 -s 192.168.1.0/255.255.255.0 -j MASQUERADE 2>/dev/null
Oct 17 12:38:15 user debug syslog: iptables -t nat -A POSTROUTING -o ppp_0_0_100_1 -s 192.168.1.0/255.255.255.0 -j MASQUERADE
Oct 17 12:38:15 user debug syslog: echo 4096 > /proc/sys/net/ipv4/ipfrag_high_thresh
Oct 17 12:38:15 user debug syslog: echo 1024 > /proc/sys/net/ipv4/ipfrag_low_thresh
Oct 17 12:38:15 user debug syslog: echo 5 > /proc/sys/net/ipv4/ipfrag_time
Oct 17 12:40:34 daemon info pppd[639]: No response to 5 echo-requests
Oct 17 12:40:34 daemon notice pppd[639]: Serial link appears to be disconnected.
Oct 17 12:40:34 daemon info pppd[639]: Connect time 2.4 minutes.
Oct 17 12:40:34 daemon info pppd[639]: Sent 41291 bytes, received 543961 bytes.
Oct 17 12:40:34 daemon warn pppd[639]: Couldn't increase MRU to 1500
Oct 17 12:40:40 daemon crit pppd[639]: Connection terminated....
Oct 17 12:40:40 daemon notice pppd[639]: Modem hangup
Oct 17 12:40:43 daemon info pppd[639]: Sent PADT
Oct 17 12:40:46 daemon info pppd[639]: PPP session is 23524
Oct 17 12:40:46 daemon info pppd[639]: Using interface ppp0_0_100_1
Oct 17 12:40:46 daemon crit pppd[639]: Connect: ppp_0_0_100_1 <--> nas_0_0_100
Oct 17 12:40:46 daemon warn pppd[639]: Couldn't increase MRU to 1500
Oct 17 12:40:46 daemon notice pppd[639]: PAP authentication succeeded
Oct 17 12:40:46 daemon notice pppd[639]: peer from calling number 00:07:4F:BF:44:1B authorized
Oct 17 12:40:46 daemon notice pppd[639]: local IP address 93.153.161.244
Oct 17 12:40:46 daemon notice pppd[639]: remote IP address 93.153.159.1
Oct 17 12:40:46 daemon notice pppd[639]: primary DNS address 217.195.65.9
Oct 17 12:40:47 user debug syslog: kill -9 1105
Oct 17 12:40:47 user debug syslog: echo > /var/hosts
Oct 17 12:40:47 user debug syslog: cp /proc/var/fyi/wan/ppp_0_0_100_1/dns /var/fyi/sys/dns
Oct 17 12:40:47 user debug syslog: cp /proc/var/fyi/wan/ppp_0_0_100_1/gateway /var/fyi/sys/gateway
Oct 17 12:40:47 user debug syslog: route add default gw 93.153.159.1 2>/dev/null
Oct 17 12:40:47 user debug syslog: iptables -A FORWARD -o ppp_0_0_100_1 -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Oct 17 12:40:47 user debug syslog: iptables -A FORWARD -i ppp_0_0_100_1 -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Oct 17 12:40:47 user debug syslog: iptables -t nat -D POSTROUTING -o ppp_0_0_100_1 -s 192.168.1.0/255.255.255.0 -j MASQUERADE 2>/dev/null
Oct 17 12:40:47 user debug syslog: iptables -t nat -A POSTROUTING -o ppp_0_0_100_1 -s 192.168.1.0/255.255.255.0 -j MASQUERADE
Oct 17 12:40:47 user debug syslog: echo 4096 > /proc/sys/net/ipv4/ipfrag_high_thresh
Oct 17 12:40:47 user debug syslog: echo 1024 > /proc/sys/net/ipv4/ipfrag_low_thresh
Oct 17 12:40:47 user debug syslog: echo 5 > /proc/sys/net/ipv4/ipfrag_time
Oct 17 12:43:31 daemon info pppd[639]: No response to 5 echo-requests
Oct 17 12:43:31 daemon notice pppd[639]: Serial link appears to be disconnected.
Oct 17 12:43:31 daemon info pppd[639]: Connect time 2.8 minutes.
Oct 17 12:43:31 daemon info pppd[639]: Sent 39288 bytes, received 523145 bytes.
Oct 17 12:43:31 daemon warn pppd[639]: Couldn't increase MRU to 1500
Oct 17 12:43:37 daemon crit pppd[639]: Connection terminated....
Oct 17 12:43:37 daemon notice pppd[639]: Modem hangup
Oct 17 12:43:40 daemon info pppd[639]: Sent PADT
Oct 17 12:43:43 daemon info pppd[639]: PPP session is 55012
Oct 17 12:43:43 daemon info pppd[639]: Using interface ppp0_0_100_1
Oct 17 12:43:43 daemon crit pppd[639]: Connect: ppp_0_0_100_1 <--> nas_0_0_100
Oct 17 12:43:43 daemon warn pppd[639]: Couldn't increase MRU to 1500
Oct 17 12:43:45 daemon notice pppd[639]: PAP authentication succeeded
Oct 17 12:43:45 daemon notice pppd[639]: peer from calling number 00:03:32:29:E0:1B authorized
Oct 17 12:43:45 daemon notice pppd[639]: local IP address 82.196.89.151
Oct 17 12:43:45 daemon notice pppd[639]: remote IP address 82.196.88.0
Oct 17 12:43:45 daemon notice pppd[639]: primary DNS address 217.195.65.9
Oct 17 12:43:45 user debug syslog: kill -9 1302
Oct 17 12:43:45 user debug syslog: echo > /var/hosts
Oct 17 12:43:45 user debug syslog: cp /proc/var/fyi/wan/ppp_0_0_100_1/dns /var/fyi/sys/dns
Oct 17 12:43:45 user debug syslog: cp /proc/var/fyi/wan/ppp_0_0_100_1/gateway /var/fyi/sys/gateway
Oct 17 12:43:45 user debug syslog: route add default gw 82.196.88.0 2>/dev/null
Oct 17 12:43:45 user debug syslog: iptables -A FORWARD -o ppp_0_0_100_1 -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Oct 17 12:43:45 user debug syslog: iptables -A FORWARD -i ppp_0_0_100_1 -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
Oct 17 12:43:45 user debug syslog: iptables -t nat -D POSTROUTING -o ppp_0_0_100_1 -s 192.168.1.0/255.255.255.0 -j MASQUERADE 2>/dev/null
Oct 17 12:43:45 user debug syslog: iptables -t nat -A POSTROUTING -o ppp_0_0_100_1 -s 192.168.1.0/255.255.255.0 -j MASQUERADE
Oct 17 12:43:45 user debug syslog: echo 4096 > /proc/sys/net/ipv4/ipfrag_high_thresh
Oct 17 12:43:45 user debug syslog: echo 1024 > /proc/sys/net/ipv4/ipfrag_low_thresh
Oct 17 12:43:45 user debug syslog: echo 5 > /proc/sys/net/ipv4/ipfrag_time
Если использовать 2300U в режиме моста, а соединение создать в XP - то проблем нету. Всё стабильно, но дома несколько компов и такая схема не устраивает.