[squid-users] Open User Ports For Squid

I was reading about Tsunami's literature on "Designing a web caching
infrastructure" and came upon this line

[snip]
...
 have a large pool of ports available for usage. As with file
descriptors, most systems do not have enough open ports by default. A
Swell Tsunami is configured to allow the complete port range from 1024
through 32768.
...
[snip]

Does anyone know how This can be configured in a Linux Squid Install?

Is there are concern like this?

-- 
Ow Mun Heng
Gentoo/Linux on D600 1.4Ghz 
CPU kernel 2.6.9-gentoo-r1 
Neuromancer 00:03:49 up 3:26, 5 users, load average: 0.19, 0.17, 0.40