[Openswan Users] openswan 2.4.10 install in centos 5

[Walter Willis]

I am download http://www.openswan.org/download/openswan-2.4.10.tar.gz , the
install with
#make programs
#make install

and  install
#make KERNELSRC=/lib/modules/2.6.18-8.1.15.el5/build module minstall

and when command ipsec verify show :

# ipsec verify
Checking your system to see if IPsec got installed and started correctly:
Version check and ipsec on-path                                 [OK]
Linux Openswan 2.4.10 (klips)
Checking for IPsec support in kernel                            [OK]
KLIPS detected, checking for NAT Traversal support              [FAILED]
Testing against enforced SElinux mode                           [OK]
Checking for RSA private key (/etc/ipsec.d/hostkey.secrets)     [OK]
Checking that pluto is running                                  [OK]
Two or more interfaces found, checking IP forwarding            [OK]
Checking NAT and MASQUERADEing
Checking for 'ip' command                                       [OK]
Checking for 'iptables' command                                 [OK]
Opportunistic Encryption Support                                [DISABLED]


but line
KLIPS detected, checking for NAT Traversal support              [FAILED]


wath is the problem ????

thanks.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.openswan.org/pipermail/users/attachments/20071107/85bb9f01/attachment.html