After move from 2.6.9 to 2.6.18 kernels netstat looks like this 
netstat -ant | grep -iv listen
....
tcp        0      0 192.168.10.44:45115         10.5.1.56:443               TIME_WAIT                                                                           
tcp        0      0 192.168.10.44:45102         10.5.1.56:443               TIME_WAIT                                                                           
tcp        0      0 192.168.10.44:45311         10.5.1.56:443               TIME_WAIT                                                                           
tcp        0      0 192.168.10.44:45196         10.5.1.56:443               TIME_WAIT                                                                           
tcp        0      0 192.168.10.44:22            209.3.12.216:33857          ESTABLISHED                                                                         
tcp        0      0 ::ffff:209.3.12.11:80       ::ffff:41.232.33.205:2045   ESTABLISHED                                                                         
tcp        0      0 ::ffff:209.3.12.11:80       ::ffff:41.232.33.205:2040   TIME_WAIT                                                                           
tcp        0      0 ::ffff:209.3.12.7:443       ::ffff:89.235.136.30:3698   TIME_WAIT                                                                           
tcp        0      0 ::ffff:209.3.12.11:80       ::ffff:41.232.33.205:2036   TIME_WAIT                                                                           
tcp        0      0 ::ffff:209.3.12.7:443       ::ffff:89.235.136.30:3710   ESTABLISHED
looks  it tries to show ips in ipv6 format , is it because of openvz , or its common for 2.6.18 kernels ?