# Networking gurus

**URL:** <https://forums.speedlife.net/t/networking-gurus/41529>\
**Category:** NYSpeed Off Topic\
**Created:** [January 9, 2008, 6:04pm UTC](https://forums.speedlife.net/t/networking-gurus/41529 "2008-01-09T18:04:44Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![tpgsr](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/tpgsr/32/7374_2.png) [@tpgsr](https://forums.speedlife.net/u/tpgsr)\
**Post date:** [January 10, 2008, 7:43am UTC](https://forums.speedlife.net/t/networking-gurus/41529/6 "2008-01-10T07:43:07Z")

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He can have a firewall, and if he has any web services that can open his computer up to attack, i would recommend one. He does however have to go into the firewall settings and ensure that the IP address of the other computers are allowed access.

what OS’s are on the 4 computers and which ones are working/not working?

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