I have read and followed the "Reporting Problems" section on the Contact page. I am removing these five pre-filled lines to demonstrate that I really read it. I am providing the full details as requested on the mentioned Contact page. If I do not remove this, then please ignore this message as I didn't read it anyway. ------------------------------------------------------------------------------>8 There seems to be performance problem with tunnels running AYIYA. It's bandwidth is capped at 2 Mbit/s. I've changed type to heardbeat and the speed jumped to 20+ Mbit/s, but I can't keep heartbeat running, my only permanent option is AYIYA. "aiccu test" passed with no problems. Apr 19 13:05:16 naboo aiccu: Succesfully retrieved tunnel information for T12588 Apr 19 13:05:16 naboo aiccu: [tun-start] Couldn't set interface name to sixxs: Device or resource busy (16) Apr 19 13:05:16 naboo aiccu: Tunnel Setup Failed Apr 19 13:05:24 naboo aiccu: aiccu shutdown succeeded Apr 19 13:05:26 naboo aiccu: Succesfully retrieved tunnel information for T12588 Apr 19 13:05:26 naboo aiccu: [AYIYA-start] : Anything in Anything (draft-02) Apr 19 13:05:26 naboo aiccu: [AYIYA-tun->tundev] : (Socket to TUN) started Apr 19 13:08:46 naboo aiccu: Succesfully retrieved tunnel information for T12588 Apr 19 13:08:46 naboo aiccu: AICCU running as PID 22692 Apr 19 13:08:46 naboo aiccu: aiccu startup succeeded Apr 19 13:08:46 naboo aiccu: [AYIYA-start] : Anything in Anything (draft-02) Apr 19 13:08:46 naboo aiccu: [AYIYA-tun->tundev] : (Socket to TUN) started Apr 19 13:09:36 naboo aiccu: aiccu shutdown succeeded Apr 19 13:09:36 naboo aiccu: TIC Server does not support TLS but TLS is not required, continuing Apr 19 13:09:37 naboo aiccu: Succesfully retrieved tunnel information for T12588 Apr 19 13:09:37 naboo aiccu: Tunnel Information for T12588: Apr 19 13:09:37 naboo aiccu: POP Id : plwaw01 Apr 19 13:09:37 naboo aiccu: IPv6 Local : 2001:6a0:200:27::2/64 Apr 19 13:09:37 naboo aiccu: IPv6 Remote : 2001:6a0:200:27::1/64 Apr 19 13:09:37 naboo aiccu: Tunnel Type : ayiya Apr 19 13:09:37 naboo aiccu: Adminstate : enabled Apr 19 13:09:37 naboo aiccu: Userstate : enabled Tunnel in question: T12588 Machine doing as a router is Linux 2.6.37.6, distro PLD Linux Distribution. # ifconfig eth0 Link encap:Ethernet HWaddr 00:18:F3:0A:2F:15 inet addr:192.168.1.2 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: 2001:6a0:127::2/64 Scope:Global inet6 addr: fe80::218:f3ff:fe0a:2f15/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:3411632 errors:0 dropped:0 overruns:0 frame:0 TX packets:3070151 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:1621874356 (1546.7 Mb) TX bytes:1827922772 (1743.2 Mb) Interrupt:40 Base address:0x8000 lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:336676 errors:0 dropped:0 overruns:0 frame:0 TX packets:336676 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:375368879 (357.9 Mb) TX bytes:375368879 (357.9 Mb) tun0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 inet addr:192.168.1.33 P-t-P:192.168.1.34 Mask:255.255.255.255 UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1500 Metric:1 RX packets:50546 errors:0 dropped:0 overruns:0 frame:0 TX packets:88016 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:100 RX bytes:2471778 (2.3 Mb) TX bytes:14438573 (13.7 Mb) # route --inet6 -n Kernel IPv6 routing table Destination Next Hop Flags Metric Ref Use Iface 2001:6a0:127:0:95ca:ee46:2cec:d04/128 2001:6a0:127:0:95ca:ee46:2cec:d04 UC 0 130383 1 eth0 2001:6a0:127::/64 :: U 256 0 0 eth0 fe80::/64 :: U 256 0 0 eth0 ::1/128 :: U 0 2863 1 lo 2001:6a0:127::/128 :: U 0 0 1 lo 2001:6a0:127::2/128 :: U 0 209824 1 lo fe80::/128 :: U 0 0 1 lo fe80::218:f3ff:fe0a:2f15/128 :: U 0 8324 1 lo ff00::/8 :: U 256 0 0 eth0 # ip6tables -L Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT tcp anywhere anywhere tcp dpt:ssh flags:SYN,RST,ACK/SYN ACCEPT tcp anywhere anywhere tcp dpt:http flags:SYN,RST,ACK/SYN ACCEPT tcp anywhere anywhere tcp dpt:https flags:FIN,SYN,RST,ACK/SYN ACCEPT tcp anywhere anywhere tcp dpt:xmpp-client ACCEPT tcp anywhere anywhere tcp dpt:xmpp-server DROP tcp anywhere anywhere tcp flags:SYN,RST,ACK/SYN Chain FORWARD (policy ACCEPT) target prot opt source destination ACCEPT tcp anywhere anywhere tcp dpt:ssh flags:SYN,RST,ACK/SYN ACCEPT tcp anywhere anywhere tcp dpt:http flags:SYN,RST,ACK/SYN ACCEPT tcp anywhere anywhere tcp dpt:https flags:FIN,SYN,RST,ACK/SYN DROP tcp anywhere anywhere tcp flags:SYN,RST,ACK/SYN Chain OUTPUT (policy ACCEPT) target prot opt source destination # iptables -L -n Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT tcp -- 193.222.135.194 0.0.0.0/0 tcp dpt:22 ACCEPT tcp -- 80.72.44.58 0.0.0.0/0 tcp dpt:22 ACCEPT tcp -- 192.168.0.0/16 0.0.0.0/0 tcp dpt:22 tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 state NEW recent: SET name: DEFAULT side: source DROP tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 state NEW recent: UPDATE seconds: 60 hit_count: 4 name: DEFAULT side: source ACCEPT tcp -- 193.222.135.194 0.0.0.0/0 tcp dpt:8118 ACCEPT tcp -- 192.168.0.0/16 0.0.0.0/0 tcp dpt:8118 DROP tcp -- 0.0.0.0/0 0.0.0.0/0 tcp dpt:8118 Chain FORWARD (policy ACCEPT) target prot opt source destination Chain OUTPUT (policy ACCEPT) target prot opt source destination # mtr -r plwaw01.sixxs.net -4 -n HOST: naboo Loss% Snt Rcv Last Avg Best Wrst StDev 1.|-- 192.168.1.1 0.0% 10 10 0.6 0.6 0.5 0.7 0.0 2.|-- 80.72.44.1 0.0% 10 10 26.7 26.8 26.2 27.1 0.3 3.|-- 80.72.40.105 0.0% 10 10 26.2 37.4 26.2 132.5 33.4 4.|-- 195.149.232.29 0.0% 10 10 27.1 27.1 26.6 29.2 0.8 5.|-- 193.219.28.26 0.0% 10 10 26.9 27.3 26.9 28.8 0.6 # mtr -r plwaw01.sixxs.net -6 -n HOST: naboo Loss% Snt Rcv Last Avg Best Wrst StDev 1.|-- 2001:6a0:1:1::2 0.0% 10 10 29.0 29.3 28.6 30.1 0.4 Am I missing any output? :) Thanks for help!