BTW,

Skype can be distributed on Knoppix or a remaster as long as the following requirements are met (from the Skype EULA)
(b) You are allowed to redistribute the Software, under the conditions that you (i) do not modify the Software; (ii) do not remove any proprietary notices from the Software; (iii) notify Skype in writing via email to [email protected] of your intentions to promote or distribute the Skype software; (iv) clearly indicate that the Software originates from Skype and use the links and graphics as published and indicated on www.skype.com/go/redistribution and, if published on a website, include a link to www.skype.com and a link to the download location of the Software; (v) constantly monitor www.skype.com in order to ensure that you are distributing the latest stable version; and (vi) do not distribute the Software for any (commercial) gain, including but not limited to including the Software in any commercial software bundle. However, the publishers of computer magazines for end users are allowed to distribute the Software for free with their magazines, provided that they meet with all aforementioned conditions.
The Linux Skype forum can be found here