Hi,

I didn't succeed in resolving this issue on 8.04 release, but after I
migrated to 8.10 and kernel 2.6.27-7 it suddenly began to work... No
idea what was the problem, but now it works fine.

br, Nikolay

On 11/5/08, msegal <email address hidden> wrote:
> I have the same issue.. used to work fine in 8.04, when i upgraded my
> system to 8.10.  It stopped working.  Same error " no response from
> target"  Tried the NAT line and the local port work around.. still
> fails.
>
>
> M
>
> --
> vpnc no response from target
> https://bugs.launchpad.net/bugs/257451
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in "vpnc" source package in Ubuntu: New
>
> Bug description:
> Binary package hint: vpnc
>
> I am trying to connect to  corporate vpn and get no response from target. I
> tried with changing following values still the same issue
>
> Local Port 10000
> NAT Traversal Mode cisco-udp
> On the windows client IPSec over TCP port as 4005 and even changed Local
> Port to 4005 and still no difference.
>
>  vpnc --version
> vpnc version 0.5.1
> Copyright (C) 2002-2006 Geoffrey Keating, Maurice Massar, others
> vpnc comes with NO WARRANTY, to the extent permitted by law.
> You may redistribute copies of vpnc under the terms of the GNU General
> Public License.  For more information about these matters, see the files
> named COPYING.
> Built with openssl (certificate) support. Be aware of the
> license implications.
>
> Supported DH-Groups: nopfs dh1 dh2 dh5
> Supported Hash-Methods: md5 sha1
> Supported Encryptions: null des 3des aes128 aes192 aes256
> Supported Auth-Methods: psk psk+xauth hybrid(rsa)
>
> Linux ubuntu 2.6.24-19-generic #1 SMP Fri Jul 11 23:41:49 UTC 2008 i686
> GNU/Linux
>
>
> vpnc --no-detach --debug 3
> Enter password for xaviea@<companyvpnservername>.com:
>
> vpnc version 0.5.1
>    hex_test: 00010203
>
> S1 init_sockaddr
>  [2008-08-12 16:42:45]
>
> S2 make_socket
>  [2008-08-12 16:42:45]
>
> S3 setup_tunnel
>  [2008-08-12 16:42:45]
>    using interface tun0
>
> S4 do_phase1
>  [2008-08-12 16:42:45]
>
> S4.1 create_nonce
>  [2008-08-12 16:42:45]
>    i_cookie: 0a071d69 e5e6aca3
>    i_nonce:
>    3eac203c 5d41372f 0f367efe e6dd7258 1cb424d6
>
> S4.2 dh setup
>  [2008-08-12 16:42:45]
>    dh_public:
>    c4d5e31f 34839649 2a008fae 336d79e3 dd958981 ed4464ea e3a605b8 9f6fa865
>    984d42ef 2456666d 9b99eee2 958e868e 75146b5a f07ca1b0 88ce0d36 3a68c490
>    63f0248f d146b781 d131f159 de44d3a8 efdbf4b8 82c31a10 7c0b07b0 0ecf7883
>    0bbdcf38 5e8984f9 6c09fca3 1945e023 28587dcf dca48860 73f42910 5b75f032
>
> S4.3 AM packet_1
>  [2008-08-12 16:42:45]
>
>  sending: ========================>
>    BEGIN_PARSE
>    Recieved Packet Len: 830
>    i_cookie: 0a071d69 e5e6aca3
>    r_cookie: 00000000 00000000
>    payload: 01 (ISAKMP_PAYLOAD_SA)
>    isakmp_version: 10
>    exchange_type: 04 (ISAKMP_EXCHANGE_AGGRESSIVE)
>    flags: 00
>    message_id: 00000000
>    len: 0000033e
>
>    PARSING PAYLOAD type: 01 (ISAKMP_PAYLOAD_SA)
>    next_type: 04 (ISAKMP_PAYLOAD_KE)
>    length: 01dc
>    sa.doi: 00000001 (ISAKMP_DOI_IPSEC)
>    sa.situation: 00000001 (ISAKMP_IPSEC_SIT_IDENTITY_ONLY)
>
>    PARSING PAYLOAD type: 02 (ISAKMP_PAYLOAD_P)
>    next_type: 00 (ISAKMP_PAYLOAD_NONE)
>    length: 01d0
>    p.number: 00
>    p.prot_id: 01 (ISAKMP_IPSEC_PROTO_ISAKMP)
>    p.spi_size: 00
>    length: 0c
>    p.spi:
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0028
>    t.number: 00
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 000e (IKE_ATTRIB_KEY_LENGTH)
>    t.attributes.u.attr_16: 0100
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0007 (IKE_ENC_AES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0002 (IKE_HASH_SHA)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0028
>    t.number: 01
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 000e (IKE_ATTRIB_KEY_LENGTH)
>    t.attributes.u.attr_16: 0100
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0007 (IKE_ENC_AES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0001 (IKE_HASH_MD5)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0028
>    t.number: 02
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 000e (IKE_ATTRIB_KEY_LENGTH)
>    t.attributes.u.attr_16: 00c0
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0007 (IKE_ENC_AES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0002 (IKE_HASH_SHA)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0028
>    t.number: 03
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 000e (IKE_ATTRIB_KEY_LENGTH)
>    t.attributes.u.attr_16: 00c0
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0007 (IKE_ENC_AES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0001 (IKE_HASH_MD5)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0028
>    t.number: 04
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 000e (IKE_ATTRIB_KEY_LENGTH)
>    t.attributes.u.attr_16: 0080
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0007 (IKE_ENC_AES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0002 (IKE_HASH_SHA)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0028
>    t.number: 05
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 000e (IKE_ATTRIB_KEY_LENGTH)
>    t.attributes.u.attr_16: 0080
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0007 (IKE_ENC_AES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0001 (IKE_HASH_MD5)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0024
>    t.number: 06
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0005 (IKE_ENC_3DES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0002 (IKE_HASH_SHA)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0024
>    t.number: 07
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0005 (IKE_ENC_3DES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0001 (IKE_HASH_MD5)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0024
>    t.number: 08
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0001 (IKE_ENC_DES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0002 (IKE_HASH_SHA)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0024
>    t.number: 09
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0001 (IKE_ENC_DES_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0001 (IKE_HASH_MD5)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 03 (ISAKMP_PAYLOAD_T)
>    length: 0024
>    t.number: 0a
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0000 (IKE_ENC_NO_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0002 (IKE_HASH_SHA)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>    next_type: 00 (ISAKMP_PAYLOAD_NONE)
>    length: 0024
>    t.number: 0b
>    t.id: 01 (ISAKMP_IPSEC_KEY_IKE)
>    t.attributes.type: 0001 (IKE_ATTRIB_ENC)
>    t.attributes.u.attr_16: 0000 (IKE_ENC_NO_CBC)
>    t.attributes.type: 0002 (IKE_ATTRIB_HASH)
>    t.attributes.u.attr_16: 0001 (IKE_HASH_MD5)
>    t.attributes.type: 0003 (IKE_ATTRIB_AUTH_METHOD)
>    t.attributes.u.attr_16: fadd (IKE_AUTH_HybridInitRSA)
>    t.attributes.type: 0004 (IKE_ATTRIB_GROUP_DESC)
>    t.attributes.u.attr_16: 0002 (IKE_GROUP_MODP_1024)
>    t.attributes.type: 000b (IKE_ATTRIB_LIFE_TYPE)
>    t.attributes.u.attr_16: 0001 (IKE_LIFE_TYPE_SECONDS)
>    t.attributes.type: 000c (IKE_ATTRIB_LIFE_DURATION)
>    t.attributes.u.lots.length: 0004
>    t.attributes.u.lots.data: 0020c49b
>    DONE PARSING PAYLOAD type: 03 (ISAKMP_PAYLOAD_T)
>
>    PARSING PAYLOAD type: 00 (ISAKMP_PAYLOAD_NONE)
>    DONE PARSING PAYLOAD type: 02 (ISAKMP_PAYLOAD_P)
>
>    PARSING PAYLOAD type: 00 (ISAKMP_PAYLOAD_NONE)
>    DONE PARSING PAYLOAD type: 01 (ISAKMP_PAYLOAD_SA)
>
>    PARSING PAYLOAD type: 04 (ISAKMP_PAYLOAD_KE)
>    next_type: 0a (ISAKMP_PAYLOAD_NONCE)
>    length: 0084
>    ke.data:
>    c4d5e31f 34839649 2a008fae 336d79e3 dd958981 ed4464ea e3a605b8 9f6fa865
>    984d42ef 2456666d 9b99eee2 958e868e 75146b5a f07ca1b0 88ce0d36 3a68c490
>    63f0248f d146b781 d131f159 de44d3a8 efdbf4b8 82c31a10 7c0b07b0 0ecf7883
>    0bbdcf38 5e8984f9 6c09fca3 1945e023 28587dcf dca48860 73f42910 5b75f032
>    DONE PARSING PAYLOAD type: 04 (ISAKMP_PAYLOAD_KE)
>
>    PARSING PAYLOAD type: 0a (ISAKMP_PAYLOAD_NONCE)
>    next_type: 05 (ISAKMP_PAYLOAD_ID)
>    length: 0018
>    ke.data:
>    3eac203c 5d41372f 0f367efe e6dd7258 1cb424d6
>    DONE PARSING PAYLOAD type: 0a (ISAKMP_PAYLOAD_NONCE)
>
>    PARSING PAYLOAD type: 05 (ISAKMP_PAYLOAD_ID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0012
>    id.type: 0b (ISAKMP_IPSEC_ID_KEY_ID)
>    id.protocol: 11
>    id.port: 01f4
>    id.data: 436f7270 56504e2d 3478
>    DONE PARSING PAYLOAD type: 05 (ISAKMP_PAYLOAD_ID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 000c
>    ke.data: 09002689 dfd6b712
>    (Xauth)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0014
>    ke.data: 12f5f28c 457168a9 702d9fe2 74cc0100
>    (Cisco Unity)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0014
>    ke.data: 4a131c81 07035845 5c5728f2 0e95452f
>    (Nat-T RFC)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0014
>    ke.data: 90cb8091 3ebb696e 086381b5 ec427b1f
>    (Nat-T 02N)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0014
>    ke.data: cd604643 35df21f8 7cfdb2fc 68b6a448
>    (Nat-T 02)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0014
>    ke.data: 16f6ca16 e4a4066d 83821a0f 0aeaa862
>    (Nat-T 01)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 0d (ISAKMP_PAYLOAD_VID)
>    length: 0014
>    ke.data: 4485152d 18b6bbcd 0be8a846 9579ddcc
>    (Nat-T 00)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>    next_type: 00 (ISAKMP_PAYLOAD_NONE)
>    length: 0014
>    ke.data: afcad713 68a1f1c9 6b8696fc 77570100
>    (DPD)
>    DONE PARSING PAYLOAD type: 0d (ISAKMP_PAYLOAD_VID)
>
>    PARSING PAYLOAD type: 00 (ISAKMP_PAYLOAD_NONE)
>    PARSE_OK
> vpnc: no response from target
>