I have the same problem withe my t60p on 6.06 Dapper Drake.
My network controler: Intel Corporation PRO/Wireless 3945ABG Network Connection (rev 02)
I test with 7.04 Feisty Fawn (kernel 2.6.20-8-generic) and the problem is still here.
a capture withe system monitor and with wireshark
I have the same problem withe my t60p on 6.06 Dapper Drake.
My network controler:
Intel Corporation PRO/Wireless 3945ABG Network Connection (rev 02)
I test with 7.04 Feisty Fawn (kernel 2.6.20-8-generic) and the problem is still here.
a capture withe system monitor and with wireshark