F5 BIP-IP LTM 3900 reboot时间

[root@f51:Standby] config # reboot
Broadcast message from root (pts/0) (Mon Nov 22 15:12:46 2010):
The system is going down for reboot NOW!
[root@f51:Standby] config # date
Mon Nov 22 15:15:58 CST 2010

ping监控"Request timed out"数量如下：
Reply from 1.1.1.1: bytes=32 time<1ms TTL=255
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Request timed out.
Reply from 1.1.1.1: bytes=32 time<1ms TTL=255