This is one of the recent one I got:
Current asymmetric routes (1):
[IP 1] [IP 2] [reason] [timeout (sec)] [created] [last used]
192.168.0.40 172.16.1.66 probe-filtered(not-AR) 11 (07/11/11 08:15:31) (07/11/11 08:20:02)
192.168.4.38 172.16.1.80 probe-filtered(not-AR) 115 (07/11/11 08:17:16) (07/11/11 08:18:08)
192.168.4.22 172.16.1.80 probe-filtered(not-AR) 89 (07/11/11 08:16:50) (07/11/11 08:18:10)
172.18.22.42 192.168.52.59 probe-filtered(not-AR) 175 (07/11/11 08:18:15) (07/11/11 08:20:19)
24.185.198.116 192.168.4.198 SYN-rexmit 4 (07/11/11 08:20:20) (07/11/11 08:20:20)
172.18.22.42 192.168.4.228 probe-filtered(not-AR) 265 (07/11/11 08:19:46) (07/11/11 08:19:50)
192.168.9.10 172.16.1.180 SYN-rexmit 0 (07/11/11 08:20:16) (07/11/11 08:20:16)
192.168.4.28 172.16.1.80 probe-filtered(not-AR) 61 (07/11/11 08:16:21) (07/11/11 08:19:32)
24.187.0.194 192.168.4.198 SYN-rexmit 1 (07/11/11 08:20:17) (07/11/11 08:20:19)
129.6.15.29 192.168.4.42 SYN-rexmit 4 (07/11/11 08:20:20) (07/11/11 08:20:20)
202.0.157.7 192.168.55.135 no-SYNACK 86393 (07/11/11 08:20:14) (07/11/11 08:20:14)
Where 172.x.x.x is one of our remote site connected via firewall with a SH as one of a connected appliance.
