HI all

I am using squid 2.5 stable 3,Redhat linux enterprise 3 edition,2 GB RAM,120 GB hdd.
Approx 1000 client connects daily to this squid.Client systems having windows 98,windows 2000 and windows xp platform.

I am getting tcp_denid/407 so many times from serveral client systerms.
How can i resolve this problem.

Thanks in advance