Exhibit 12.1

Computation of Ratio of Earnings to Fixed Charges

Global Crossing Limited

(Dollars in Millions)



|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|--------------------------------------------------- |  | ------------------------ | ---- | - | ------------------------------ | - | ---- | --------------------------- |  | - | ---- | - |  | - | ---- | - |  | - | --- | - |  | - | ---- | -
|                                                    |  | Successor                |      |   | Predecessor                    |  
|                                                    |  | Years
Ended December 31, |      |   | December 10,toDecember 31,2003 |   |      | January 1,toDecember 9,2003 | 
|                                                    |  | 2007                     |      |   | 2006                           |   |      | 2005                        |  |   | 2004 |   |  |  
|Loss from continuing operations before income taxes |  | $                        | (243 | ) |                                | $ | (257 | )                           |  | $ | (300 | ) |  | $ | (255 | ) |  | $ | (18 | ) |  | $ | (293 | )
|Interest expense                                    |  |                          | 171  |   |                                |   | 106  |                             |  |   | 99   |   |  |   | 45   |   |  |   | 3   |   |  |   | 13   |  
|Portion of rent expense representing interest       |  |                          | 57   |   |                                |   | 48   |                             |  |   | 49   |   |  |   | 51   |   |  |   | 5   |   |  |   | 51   |  
|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|Losses available for fixed charges                  |  | $                        | (15  | ) |                                | $ | (103 | )                           |  | $ | (152 | ) |  | $ | (159 | ) |  | $ | (10 | ) |  | $ | (229 | )
|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|Fixed charges:                                      |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|Interest expense                                    |  | $                        | 171  |   |                                | $ | 106  |                             |  |   | 99   |   |  |   | 45   |   |  |   | 3   |   |  |   | 13   |  
|Portion of rent expense representing interest       |  |                          | 57   |   |                                |   | 48   |                             |  |   | 49   |   |  |   | 51   |   |  |   | 5   |   |  |   | 51   |  
|Preferred stock dividends                           |  |                          | 4    |   |                                |   | 3    |                             |  |   | 4    |   |  |   | 4    |   |  |   |    |   |  |   |     |  
|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|Fixed charges                                       |  | $                        | 232  |   |                                | $ | 157  |                             |  | $ | 152  |   |  | $ | 100  |   |  | $ | 8   |   |  | $ | 64   |  
|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|Ratio of Earnings to Fixed Charges                  |  |                          |     |   |                                |   |     |                             |  |   |     |   |  |   |     |   |  |   |    |   |  |   |     |  
|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |  
|Deficiency                                          |  | $                        | 247  |   |                                | $ | 260  |                             |  | $ | 304  |   |  | $ | 259  |   |  | $ | 18  |   |  | $ | 293  |  
|                                                    |  |                          |      |   |                                |   |      |                             |  |   |      |   |  |   |      |   |  |   |     |   |  |   |      |