IPsec VPN - Interface Mode Tunnel Up but can't ping each other. And alert msg: R-U-THERE
there are two firewalls: Fortigate 110C, IOS 4.0 MR2 and Fortigate 60D IOS: 5.4. both the tunnel of firewalls are UP. but I can't ping each other and got lots of alert msg: R-U-THERE and R-U-THERE-ACK.
pls advise how to move further.
from 110C
ike 0:MY-P1: link is idle 8 222.92.126.250->1.9.117.134:500 dpd=1 seqno=44475 ike 0:MY-P1:906744: send IKEv1 DPD probe, seqno 279669 ike 0:MY-P1:906744: sent IKE msg (R-U-THERE): 222.92.126.250:500->1.9.117.134:500, len=92 ike 0:MY-P1: link is idle 8 222.92.126.250->1.9.117.134:500 dpd=1 seqno=44475 ike 0:MY-P1:906744: send IKEv1 DPD probe, seqno 279669 ike 0:MY-P1:906744: sent IKE msg (R-U-THERE): 222.92.126.250:500->1.9.117.134:500, len=92 ike 0: comes 1.9.117.134:500->222.92.126.250:500,ifindex=8.... ike 0: IKEv1 exchange=Informational id=847f080348a96231/4802adf211fb59ab:2fe6f516 len=92 ike 0: found MY-P1 222.92.126.250 8 -> 1.9.117.134:500 ike 0:MY-P1:906744: notify msg received: R-U-THERE-ACK
from 60D
ike 0: comes 222.92.126.250:500->1.9.117.134:500,ifindex=6.... ike 0: IKEv1 exchange=Informational id=847f080348a96231/4802adf211fb59ab:5af73bf1 len=92 ike 0: in 847F080348A962314802ADF211FB59AB081005015AF73BF10000005C5CC75FC160786D7CBE17B4BD146942E21394CA5DFF627221003868E4945F69BD80854A38F865A7588CBC1FFFD21BF02DD4EE7B2C97029C7E0DBEE6243DF42F3D ike 0:MY-Suzhou:114270: dec 847F080348A962314802ADF211FB59AB081005015AF73BF10000005C0B000018656B601C1C88B2237E50EFC1DC9269F0E524758C000000200000000101108D28847F080348A962314802ADF211FB59AB0004447CCB4D3A73323DD907 ike 0:MY-Suzhou:114270: notify msg received: R-U-THERE ike 0:MY-Suzhou:114270: enc 847F080348A962314802ADF211FB59AB081005015E15509C000000540B000018E3B219911C189CD2E72087EF8CB516E6CC99F35D000000200000000101108D29847F080348A962314802ADF211FB59AB0004447C ike 0:MY-Suzhou:114270: out 847F080348A962314802ADF211FB59AB081005015E15509C0000005C245CE4F244895629BA9CBA816AA38B57D29F5639C89B8648B6563941A8A74A1058846A8103C096981DAB7E68F25D50C7F525D71A0425D736356E8FC361141B48 ike 0:MY-Suzhou:114270: sent IKE msg (R-U-THERE-ACK): 1.9.117.134:500->222.92.126.250:500, len=92, id=847f080348a96231/4802adf211fb59ab:5e15509c ike 0: comes 222.92.126.250:500->1.9.117.134:500,ifindex=6.... ike 0: IKEv1 exchange=Informational id=847f080348a96231/4802adf211fb59ab:b0d1fb4c len=92 ike 0: in 847F080348A962314802ADF211FB59AB08100501B0D1FB4C0000005C2AB1B16D73DAC356AF343B6129E164B13E08BC09628BC6E0B5733141ED6A1F084F6567C4434F20F354D9E4A5F5A7ABA62C73471215BF58FF235471C7236FC8D3 ike 0:MY-Suzhou:114270: dec 847F080348A962314802ADF211FB59AB08100501B0D1FB4C0000005C0B000018E1FE5FD0DF679343B831831A57564E5A697F4A9C000000200000000101108D28847F080348A962314802ADF211FB59AB0004447D7DBB2710414B6807 ike 0:MY-Suzhou:114270: notify msg received: R-U-THERE ike 0:MY-Suzhou:114270: enc 847F080348A962314802ADF211FB59AB08100501FD8D393E000000540B0000184A3CC979F90EE84ED1FC18A78D3F3BA53F0E31E3000000200000000101108D29847F080348A962314802ADF211FB59AB0004447D ike 0:MY-Suzhou:114270: out 847F080348A962314802ADF211FB59AB08100501FD8D393E0000005CCA326BAFAB6E2F4BF6B294E3A33B8C935CB6A3CC45D0A80ED968D082C3DEA9227C7D0B5B35AF386FA46BD562AAB21094B893FDFC30A292546A97613DE0E18FDA ike 0:MY-Suzhou:114270: sent IKE msg (R-U-THERE-ACK): 1.9.117.134:500->222.92.126.250:500, len=92, id=847f080348a96231/4802adf211fb59ab:fd8d393e