[Openswan Users]
Openswan 2.4.6rc1 to checkpoint tunnel up but not encrypting traffic
jack
jrlowry376 at adelphia.net
Tue Jul 4 21:14:43 CEST 2006
I'm running openswan 2.4.6rc1 on slackware with kernel 2.6.17.
I'm pretty sure the tunnel is up:
000 #1: "rfd":500 STATE_MAIN_I4 (ISAKMP SA established);
EVENT_SA_REPLACE in 27523s; newest ISAKMP; nodpd
But traffic to the rightside does not get encrypted, using tcpdump on
the outside interface of the box running openswan shows the traffic in
the clear.
I previously ran freeswan 1.99, so I used to seeing the ipsec0 interfaces.
The box that runs openswan also runs iptables, I've tried the VPN tunnel
after flushing the iptables rules with iptables -F. I'm using the same
iptables config is used with freswan 1.99.
ipsec verify shows ok for everything but RSA private key and
Opportunistic Encryption Support which is disabled.
ipsec setup --status shows 1 tunnels up
ipsec auto --status | more shows a bunch of stuff
000 interface eth0/eth0 192.168.3.1
000 interface eth1/eth1 x.x.x.33
000 interface lo/lo 127.0.0.1
000 %myid = (none)
000 debug
raw+crypt+parsing+emitting+control+lifecycle+klips+dns+oppo+controlmore+pfkey+nattraversal+x509
000
000 algorithm ESP encrypt: id=2, name=ESP_DES, ivlen=8, keysizemin=64,
keysizemax=64
000 algorithm ESP encrypt: id=3, name=ESP_3DES, ivlen=8, keysizemin=192,
keysizemax=192
000 algorithm ESP encrypt: id=11, name=ESP_NULL, ivlen=0, keysizemin=0,
keysizemax=0
000 algorithm ESP encrypt: id=12, name=ESP_AES, ivlen=8, keysizemin=128,
keysizemax=256
000 algorithm ESP auth attr: id=1, name=AUTH_ALGORITHM_HMAC_MD5,
keysizemin=128, keysizemax=128
000 algorithm ESP auth attr: id=2, name=AUTH_ALGORITHM_HMAC_SHA1,
keysizemin=160, keysizemax=160
000 algorithm ESP auth attr: id=5, name=AUTH_ALGORITHM_HMAC_SHA2_256,
keysizemin=256, keysizemax=256
000 algorithm ESP auth attr: id=251, name=(null), keysizemin=0, keysizemax=0
000
000 algorithm IKE encrypt: id=5, name=OAKLEY_3DES_CBC, blocksize=8,
keydeflen=192
000 algorithm IKE encrypt: id=7, name=OAKLEY_AES_CBC, blocksize=16,
keydeflen=128
000 algorithm IKE hash: id=1, name=OAKLEY_MD5, hashsize=16
000 algorithm IKE hash: id=2, name=OAKLEY_SHA1, hashsize=20
000 algorithm IKE dh group: id=2, name=OAKLEY_GROUP_MODP1024, bits=1024
000 algorithm IKE dh group: id=5, name=OAKLEY_GROUP_MODP1536, bits=1536
000 algorithm IKE dh group: id=14, name=OAKLEY_GROUP_MODP2048, bits=2048
000 algorithm IKE dh group: id=15, name=OAKLEY_GROUP_MODP3072, bits=3072
000 algorithm IKE dh group: id=16, name=OAKLEY_GROUP_MODP4096, bits=4096
000 algorithm IKE dh group: id=17, name=OAKLEY_GROUP_MODP6144, bits=6144
000 algorithm IKE dh group: id=18, name=OAKLEY_GROUP_MODP8192, bits=8192
000
000 stats db_ops.c: {curr_cnt, total_cnt, maxsz} :context={0,0,0}
trans={0,0,0} attrs={0,0,0}
000
000 "rfd":
192.168.3.0/24===x.x.x.33---x.x.x..1...x.x.x.1---x.x.x.8===172.16.24.0/21;
erouted; eroute owner: #2
000 "rfd": srcip=unset; dstip=unset; srcup=ipsec _updown;
dstup=ipsec _updown;
000 "rfd": ike_life: 28800s; ipsec_life: 3600s; rekey_margin: 540s;
rekey_fuzz: 100%; keyingtries: 0
000 "rfd": policy: PSK+ENCRYPT+TUNNEL+PFS+UP; prio: 24,21; interface:
eth1;
000 "rfd": newest ISAKMP SA: #1; newest IPsec SA: #2;
000 "rfd": IKE algorithm newest: 3DES_CBC_192-MD5-MODP1024
000
000 #2: "rfd":500 STATE_QUICK_I2 (sent QI2, IPsec SA established);
EVENT_SA_REPLACE in 1438s; newest IPSEC; eroute owner
000 #2: "rfd" esp.32f38b55 at x.x.x.8 esp.eac916ce at x.x.x.33 tun.0 at x.x.x.8
tun.0 at x.x.x.33
000 #1: "rfd":500 STATE_MAIN_I4 (ISAKMP SA established);
EVENT_SA_REPLACE in 26785s; newest ISAKMP; nodpd
000
As far as I can tell everything looks good, I must be missing something.
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