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INDEPENDENT AUDITORS' CONSENT
We consent to the use in this Registration Statement of Carrier 1
International S.A. on Form S-1 of our report dated February 11, 2000 (March 1,
2000 as to the initial public offering described in Note 14), appearing in the
Prospectus, which is part of such Registration Statement, and to the reference
to us under the headings "Summary Consolidated Financial Data," "Selected
Consolidated Financial Data" and "Experts" in such Prospectus.
Our audits of the consolidated financial statements referred to in our
aforementioned report also included the financial statement schedule of Carrier
1 International S.A., listed in Item 16(b). This financial statement schedule is
the responsibility of the Company's management. Our responsibility is to express
an opinion based on our audits. In our opinion, such financial statement
schedule, when considered in relation to the basic financial statements taken as
a whole, presents fairly in all material respects the information set forth
therein.
DELOITTE & TOUCHE EXPERTA AG
David Wilson Aniko Smith
Zurich, Switzerland
August 17, 2000
