VNPC couldn't set up connection to remote server ...

[JohnBat26]

Hello.
I have a big problem with vpnc.
BUG in gentoo bugzilla: https://bugs.gentoo.org/show_bug.cgi?id=380399
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My environment:
uname -a:
Linux dragon 3.0.1-pf #3 SMP PREEMPT Tue Aug 16 01:03:41 MSD 2011 x86_64
Intel(R) Core(TM)2 CPU T7200 @ 2.00GHz GenuineIntel GNU/Linux
Vpnc version: 0.5.3
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when I run: vpnc, it try connect to remote server, but without success
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vpnc --debug 1

vpnc version 0.5.3
IKE SA selected psk+xauth-3des-md5
NAT status: this end behind NAT? YES -- remote end behind NAT? YES
Enter Username and Password.
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My vpnc.conf:
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## generated by pcf2vpnc
IPSec ID XXX
IPSec gateway vpn.xxx.net
IPSec secret cisco_vpn_1357

IKE Authmode psk
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Q1: What I do wrong ?
Q2: Why vpnc hungs ?
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Java & Gentoo linux -> FOREVER !