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Date:      Sun, 15 Oct 2000 18:09:25 -0400 (EDT)
From:      "Bill O'Connell" <bill@springwoodsys.com>
To:        Fabrizzio Batista <Fabrizzio.Batista@lojasobino.com.br>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Problems with IPSEC
Message-ID:  <XFMail.001015180925.bill@springwoodsys.com>
In-Reply-To: <00b301c036d7$c3b288e0$65010180@lojasobino.com.br>

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On 15-Oct-00 Fabrizzio Batista wrote:
> 
>     Thanks for help me, I´m very lost. Do you make IPSEC works ???
> 
>     So, see the configuration and setkey output.
> 
>     * LAN A - Subnet 192.168.1.0/24 -> IP: 200.248.23.134
> 
>     IPSEC.CONF:
> 
>     flush;
>     spdflush;
>     spdadd 192.168.1.0/24 128.1.1.0/24 any -P out ipsec
> ah/tunnel/200.248.23.134-200.248.23.150/require;
>     spdadd 128.1.1.0/24 192.168.1.0/24 any -P in ipsec
> ah/tunnel/200.248.23.150-200.248.23.134/require;
>     add 200.248.23.134 200.248.23.150 ah-old 0xd10003 -m any -A
> keyed-md5
> "this is the test";
>     add 200.248.23.150 200.248.23.134 ah-old 0xd10004 -m any -A
> keyed-md5
> "this is the test";
> 
>     setkey -D:
> 
>  200.248.23.150 200.248.23.134
>  ah mode=any spi=13697028(0x00d10004) reqid=0(0x00000000)
>  A: md5  74686973 20697320 74686520 74657374
>  replay=0 flags=0x00000041 state=mature seq=1 pid=390
>  created: Oct 15 16:26:57 2000 current: Oct 15 16:33:30 2000
>  diff: 393(s) hard: 0(s) soft: 0(s)
>  last:                      hard: 0(s) soft: 0(s)
>  current: 0(bytes) hard: 0(bytes) soft: 0(bytes)
>  allocated: 0 hard: 0 soft: 0
>  refcnt=1
> 
> 200.248.23.134 200.248.23.150
>  ah mode=any spi=13697027(0x00d10003) reqid=0(0x00000000)
>  A: md5  74686973 20697320 74686520 74657374
>  replay=0 flags=0x00000041 state=mature seq=0 pid=390
>  created: Oct 15 16:26:57 2000 current: Oct 15 16:33:30 2000
>  diff: 393(s) hard: 0(s) soft: 0(s)
>  last:                      hard: 0(s) soft: 0(s)
>  current: 0(bytes) hard: 0(bytes) soft: 0(bytes)
>  allocated: 0 hard: 0 soft: 0
>  refcnt=1
> 
> 
>     setkey -DP:
> 
>  128.1.1.0/24[any] 192.168.1.0/24[any] any
>  in ipsec
>  ah/tunnel/200.248.23.150-200.248.23.134/require
>  spid=4 seq=1 pid=389
>  refcnt=1
> 192.168.1.0/24[any] 128.1.1.0/24[any] any
>  out ipsec
>  ah/tunnel/200.248.23.134-200.248.23.150/require
>  spid=3 seq=0 pid=389
>  refcnt=1
> 
>     * LAN B - Subnet 128.1.1.0/24 -> IP: 200.248.23.150
> 
> 
>     IPSEC.CONF:
> 
> flush;
> spdflush;
> spdadd 128.1.1.0/24 192.168.1.0/24 any -P out ipsec
> ah/tunnel/200.248.23.150-200.248.23.134/require;
> spdadd 192.168.1.0/24 128.1.1.0/24 any -P in ipsec
> ah/tunnel/200.248.23.134-200.248.23.150/require;
> add 200.248.23.134 200.248.23.150 ah-old 0xd10003 -m any -A
> keyed-md5 "this
> is the test";
> add 200.248.23.150 200.248.23.134 ah-old 0xd10004 -m any -A
> keyed-md5 "this
> is the test";
> 
> 
>     setkey -D:
> 
> 200.248.23.150 200.248.23.134
>  ah mode=any spi=13697028(0x00d10004) reqid=0(0x00000000)
>  A: md5  74686973 20697320 74686520 74657374
>  replay=0 flags=0x00000041 state=mature seq=1 pid=1404
>  created: Oct 15 18:21:18 2000 current: Oct 15 18:36:19 2000
>  diff: 901(s) hard: 0(s) soft: 0(s)
>  last:                      hard: 0(s) soft: 0(s)
>  current: 0(bytes) hard: 0(bytes) soft: 0(bytes)
>  allocated: 0 hard: 0 soft: 0
>  refcnt=1
> 200.248.23.134 200.248.23.150
>  ah mode=any spi=13697027(0x00d10003) reqid=0(0x00000000)
>  A: md5  74686973 20697320 74686520 74657374
>  replay=0 flags=0x00000041 state=mature seq=0 pid=1404
>  created: Oct 15 18:21:18 2000 current: Oct 15 18:36:19 2000
>  diff: 901(s) hard: 0(s) soft: 0(s)
>  last:                      hard: 0(s) soft: 0(s)
>  current: 0(bytes) hard: 0(bytes) soft: 0(bytes)
>  allocated: 0 hard: 0 soft: 0
>  refcnt=1
> 
>     setkey -DP:
> 
> 192.168.1.0/24[any] 128.1.1.0/24[any] any
>  in ipsec
>  ah/tunnel/200.248.23.134-200.248.23.150/require
>  spid=5 seq=1 pid=1405
>  refcnt=1
> 128.1.1.0/24[any] 192.168.1.0/24[any] any
>  out ipsec
>  ah/tunnel/200.248.23.150-200.248.23.134/require
>  spid=4 seq=0 pid=1405
>  refcnt=1
> 
> 
>     Thanks for all !!!
> 
> 
>>
>> What do the actual SAD and SPD entries look like, i.e. what does
>> setkey -D and setkey -DP show? Need to see this on the other
>> machine
>> as well.
>>
>>
>> Bill
> 
> 

The SAD and SPD entries look OK. Are you running a firewall and/or
NAT on these systems? If so, how are they configured?


Bill


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