EXHIBIT 12.1

Computation of Ratio of Earnings to Fixed Charges

Global Crossing Limited



|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|--------------------------------------------------- |  | ----------------------- | ---- | - | --------------------------- | - | ---- | ------------------------ |  | - | ---------------------- | - |  | ------- | --- | - | ---- | - | ---- | - |  | - | ---- | -
|                                                    |  | Successor               |      |   | Predecessor                 |  
|                                                    |  | Years EndedDecember 31, |      |   | December 10, toDecember 31, |   |      | January 1, toDecember 9, |  |   | Year EndedDecember 31, |  
|                                                    |  | 2006                    |      |   | 2005                        |   |      | 2004                     |  |   | 2003(1)                |   |  | 2003(1) |     |   | 2002 |  
|                                                    |  | (Dollars in Millions)   |     
|Loss from continuing operations before income taxes |  | $                       | (257 | ) |                             | $ | (300 | )                        |  | $ | (255                   | ) |  | $       | (18 | ) |      | $ | (293 | ) |  | $ | (422 | )
|Interest expense                                    |  |                         | 106  |   |                             |   | 99   |                          |  |   | 45                     |   |  |         | 3   |   |      |   | 13   |   |  |   | 62   |  
|Portion of rent expense representing interest       |  |                         | 48   |   |                             |   | 49   |                          |  |   | 51                     |   |  |         | 5   |   |      |   | 51   |   |  |   | 69   |  
|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|Losses available for fixed charges                  |  | $                       | (103 | ) |                             | $ | (152 | )                        |  | $ | (159                   | ) |  | $       | (10 | ) |      | $ | (229 | ) |  | $ | (291 | )
|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|                                                    |  |                         |      |   |                             |  
|Fixed charges:                                      |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|Interest expense                                    |  | $                       | 106  |   |                             | $ | 99   |                          |  | $ | 45                     |   |  | $       | 3   |   |      | $ | 13   |   |  | $ | 62   |  
|Portion of rent expense representing interest       |  |                         | 48   |   |                             |   | 49   |                          |  |   | 51                     |   |  |         | 5   |   |      |   | 51   |   |  |   | 69   |  
|Preferred stock dividends                           |  |                         | 3    |   |                             |   | 4    |                          |  |   | 4                      |   |  |         |    |   |      |   |     |   |  |   | 19   |  
|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|Fixed charges                                       |  | $                       | 157  |   |                             | $ | 152  |                          |  | $ | 100                    |   |  | $       | 8   |   |      | $ | 64   |   |  | $ | 150  |  
|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|Ratio of Earnings to Fixed Charges                  |  |                         |     |   |                             |   |     |                          |  |   |                       |   |  |         |    |   |      |   |     |   |  |   |     |  
|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  
|Deficiency                                          |  | $                       | 260  |   |                             | $ | 304  |                          |  | $ | 259                    |   |  | $       | 18  |   |      | $ | 293  |   |  | $ | 441  |  
|                                                    |  |                         |      |   |                             |   |      |                          |  |   |                        |   |  |         |     |   |      |   |      |   |  |   |      |  

---

|(1) | Income from continuing
operations before income taxes for the period January 1 to December 9, 2003 excludes gain on settlement of liabilities subject to compromise and gain from fresh start adjustments of $23,076 million and $1,109 million, respectively.
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