DFL-210 syslog Message 問題，請幫我看看怎解決 !!

[ephlin]

我不懂這是 " TTLOnLowMulticast " 這是什麼意思???

10.13.12.200 2008-12-14 19:47:12 [2008-12-15 09:49:23] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=4022 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:47:10 [2008-12-15 09:49:21] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=4022 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:47:08 [2008-12-15 09:49:19] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=4022 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:47:06 [2008-12-15 09:49:17] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=141 srcport=3984 destport=1900 udptotlen=141 warning
10.13.12.200 2008-12-14 19:47:04 [2008-12-15 09:49:15] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=141 srcport=3984 destport=1900 udptotlen=141 warning
10.13.12.200 2008-12-14 19:47:02 [2008-12-15 09:49:13] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=141 srcport=3984 destport=1900 udptotlen=141 warning
10.13.12.200 2008-12-14 19:47:00 [2008-12-15 09:49:11] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=141 srcport=3984 destport=1900 udptotlen=141 warning
10.13.12.200 2008-12-14 19:46:57 [2008-12-15 09:49:08] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3943 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:46:55 [2008-12-15 09:49:06] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3943 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:46:53 [2008-12-15 09:49:04] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3943 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:46:51 [2008-12-15 09:49:02] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3943 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:46:49 [2008-12-15 09:49:00] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=140 srcport=3908 destport=1900 udptotlen=140 warning
10.13.12.200 2008-12-14 19:46:47 [2008-12-15 09:48:58] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=140 srcport=3908 destport=1900 udptotlen=140 warning
10.13.12.200 2008-12-14 19:46:45 [2008-12-15 09:48:56] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=140 srcport=3908 destport=1900 udptotlen=140 warning
10.13.12.200 2008-12-14 19:46:43 [2008-12-15 09:48:54] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=140 srcport=3908 destport=1900 udptotlen=140 warning
10.13.12.200 2008-12-14 19:45:08 [2008-12-15 09:47:19] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3523 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:45:06 [2008-12-15 09:47:17] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3523 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:45:04 [2008-12-15 09:47:15] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3523 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:45:02 [2008-12-15 09:47:13] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=145 srcport=3523 destport=1900 udptotlen=145 warning
10.13.12.200 2008-12-14 19:45:00 [2008-12-15 09:47:11] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=141 srcport=3494 destport=1900 udptotlen=141 warning
10.13.12.200 2008-12-14 19:44:58 [2008-12-15 09:47:09] FW: IP_PROTO: prio=3 id=07000014 rev=1 event=ttl_low action=drop ttl=1 ttlmin=3 rule=TTLOnLowMulticast recvif=wan srcip=59.125.145.215 destip=239.255.255.250 ipproto=UDP ipdatalen=141 srcport=3494 destport=1900 udptotlen=141