ICMP Destination Unreachable 的问题,紧急求助

dalcon

OPBENBSD+PF做NAT\r\nPF.CONF \r\n:\r\next_if=\"em1\"\r\nint_if=\"em0\"\r\ntable <spamd> persist\r\ntable <spamd-white> persist\r\nset skip on lo\r\nscrub in\r\nnat-anchor \"ftp-proxy/*\"\r\nrdr-anchor \"ftp-proxy/*\"\r\nnat on em1 from any to any -> (em1) \r\n#rdr on em0 inet proto tcp from 61.234.228.139 to any port 80 -> 127.0.0.1 port 3128 \r\nrdr pass on $int_if proto tcp to port ftp -> 127.0.0.1 port 8021\r\nrdr pass on $ext_if proto tcp from <spamd> to port smtp \\\r\n        -> 127.0.0.1 port spamd\r\nrdr pass on $ext_if proto tcp from !<spamd-white> to port smtp \\\r\n        -> 127.0.0.1 port spamd\r\nrdr pass on $ext_if proto tcp from any to port 21 \\\r\n        -> 127.0.0.1 port 8021 \r\nanchor \"ftp-proxy/*\"\r\n#block in\r\npass out keep state\r\npass quick on $int_if\r\nantispoof quick for { lo $int_if }\r\npass in on $ext_if proto tcp to ($ext_if) port ssh keep state\r\npass in log on $ext_if proto tcp to ($ext_if) port smtp keep state\r\npass out log on $ext_if proto tcp from ($ext_if) to port smtp keep state\r\n\r\nIFCONFIG\r\n:\r\nlo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 33224\r\n        groups: lo \r\n        inet 127.0.0.1 netmask 0xff000000 \r\n        inet6 ::1 prefixlen 128\r\n        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x6\r\nem0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500\r\n        lladdr 00:04:23:b4:42:16\r\n        media: Ethernet autoselect (100baseTX full-duplex)\r\n        status: active\r\n        inet 192.168.88.2 netmask 0xffffff00 broadcast 192.168.88.255\r\n        inet6 fe80::204:23ff:feb4:4216%em0 prefixlen 64 scopeid 0x1\r\nem1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500\r\n        lladdr 00:0e:0c:a1:bd:7a\r\n        groups: egress \r\n        media: Ethernet autoselect (100baseTX full-duplex)\r\n        status: active\r\n        inet 222.240.132.149 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet6 fe80::20e:cff:fea1:bd7a%em1 prefixlen 64 scopeid 0x2\r\n        inet 222.240.132.150 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.151 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.152 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.153 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.154 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.155 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.156 netmask 0xffffff00 broadcast 222.240.132.255\r\n        inet 222.240.132.157 netmask 0xffffff00 broadcast 222.240.132.255\r\npflog0: flags=141<UP,RUNNING,PROMISC> mtu 33224\r\npfsync0: flags=0<> mtu 1460\r\n        groups: carp \r\nenc0: flags=0<> mtu 1536\r\n\r\n\r\nROUTE\r\n:\r\nDestination        Gateway            Flags    Refs      Use    Mtu  Interface\r\ndefault            222.240.132.145    UGS         1 36462524      -   em1\r\n61.234/15          192.168.88.1       UGS         0  1456600      -   em0\r\nloopback           localhost          UGRS        0        0  33224   lo0\r\nlocalhost          localhost          UH          9       72  33224   lo0\r\n192.168.88/24      link#1             UC          3        0      -   em0\r\n192.168.88.1       00:09:11:da:08:ab  UHLc        2        0      -   em0\r\n192.168.88.2       00:04:23:b4:42:16  UHLc        0     1570      -   lo0\r\n192.168.88.6       00:09:11:da:08:ab  UHLc        0    12669      -   em0\r\n222.51/16          192.168.88.1       UGS         1 47460853      -   em0\r\n222.240.132/24     link#2             UC          2        0      -   em1\r\n222.240.132.145    00:12:80:b7:b6:00  UHLc        1       30      -   em1\r\nnat                00:0e:0c:a1:bd:7a  UHLc        0       38      -   lo0\r\n222.240.132.150    localhost          UGHS        0       92  33224   lo0\r\n222.240.132.151    localhost          UGHS        0       24  33224   lo0\r\n222.240.132.152    localhost          UGHS        0        6  33224   lo0\r\n222.240.132.153    localhost          UGHS        0       30  33224   lo0\r\n222.240.132.154    localhost          UGHS        0       32  33224   lo0\r\n222.240.132.155    localhost          UGHS        0      104  33224   lo0\r\n222.240.132.156    localhost          UGHS        0       32  33224   lo0\r\n222.240.132.157    localhost          UGHS        0       25  33224   lo0\r\nBASE-ADDRESS.MCAST localhost          URS         0        0  33224   lo0\r\n\r\n但是我在客户端下的PING DNS出现下面情况\r\n\r\n>> Main# ping 202.103.96.112 32\r\n[host 202.103.96.112, max tries 32, delay 1000 msec]\r\n#0 got ICMP Destination Unreachable from 192.168.88.2.\r\n202.103.96.112: #1 timed out.\r\n#0 got ICMP Destination Unreachable from 192.168.88.2.\r\n202.103.96.112: #2 timed out.\r\n#0 got ICMP Destination Unreachable from 192.168.88.2.\r\n202.103.96.112: #3 timed out.\r\n202.103.96.112: #4 timed out.\r\n202.103.96.112: #5 timed out.\r\n#0 got ICMP Destination Unreachable from 192.168.88.2.\r\n202.103.96.112: #6 timed out.\r\n#0 got ICMP Destination Unreachable from 192.168.88.2.\r\n202.103.96.112: #7 timed out.\r\n202.103.96.112: #8 ok, RTT 4 msec.\r\n202.103.96.112: #9 ok, RTT 5 msec.\r\n202.103.96.112: #10 ok, RTT 3 msec.\r\n202.103.96.112: #11 ok, RTT 4 msec.\r\n202.103.96.112: #12 ok, RTT 4 msec.\r\n202.103.96.112: #13 ok, RTT 3 msec.\r\n202.103.96.112: #14 ok, RTT 4 msec.\r\n\r\n请求各位大大紧急帮助

追忆逝水流年

我没看你的配置，根据以往的经验，ICMP Destination Unreachable from 192.168.88.2.\r\n\r\n1是192.168.88.2上没有相关路由，或者是有路由但是到下一跳的IP报文不可达。