配置ipvsadm时报错求助

安装后模块加载不上，一直报错。

[root@lvs ipvsadm-1.26]# ipvsadm
WARNING: Deprecated config file /etc/modprobe.conf, all config files belong into /etc/modprobe.d/.
WARNING: All config files need .conf: /etc/modprobe.d/aliases, it will be ignored in a future release.
sh: off: command not found
WARNING: Error running install command for ipv6
FATAL: Error inserting ip_vs (/lib/modules/2.6.32-358.el6.i686/kernel/net/netfilter/ipvs/ip_vs.ko): Unknown symbol in module, or unknown parameter (see dmesg)
Can't initialize ipvs: Protocol not available
Are you sure that IP Virtual Server is built in the kernel or as module?

[root@lvs ipvsadm-1.26]# modprobe ip_vs
WARNING: Deprecated config file /etc/modprobe.conf, all config files belong into /etc/modprobe.d/.
WARNING: All config files need .conf: /etc/modprobe.d/aliases, it will be ignored in a future release.
sh: off: command not found
WARNING: Error running install command for ipv6
FATAL: Error inserting ip_vs (/lib/modules/2.6.32-358.el6.i686/kernel/net/netfilter/ipvs/ip_vs.ko): Unknown symbol in module, or unknown parameter (see dmesg)
You have new mail in /var/spool/mail/root

求问怎么解决啊