Holding(s) in Company

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|                                                                   |
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| TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES                    |
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|                                            |                      |
|--------------------------------------------+----------------------|
| 1. Identity of the issuer or the           |                      |
| underlying issuer                          |        INTEC TELECOM |
| of existing shares to which voting rights  |          SYSTEMS PLC |
| are                                        |                      |
| attached: ii                               |                      |
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| 2 Reason for the notification (please tick the appropriate box or |
| boxes):                                                           |
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| An acquisition or disposal of voting rights           |    Yes    |
|-------------------------------------------------------+-----------|
| An acquisition or disposal of qualifying financial    |           |
| instruments which may result in the acquisition of    |           |
| shares already issued to which voting rights are      |           |
| attached                                              |           |
|-------------------------------------------------------+-----------|
| An acquisition or disposal of instruments with        |           |
| similar economic effect to qualifying financial       |           |
| instruments                                           |           |
|-------------------------------------------------------+-----------|
| An event changing the breakdown of voting rights      |           |
|-------------------------------------------------------+-----------|
| Other (please specify): |                             |           |
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|                                   | GAP (BERMUDA) LIMITED         |
| 3. Full name of person(s) subject | GENERAL ATLANTIC GENPAR       |
| to the                            | (BERMUDA), L.P.               |
| notification obligation: iii      | GENERAL ATLANTIC PARTNERS     |
|                                   | (BERMUDA), L.P.               |
|                                   |                               |
|-----------------------------------+-------------------------------|
| 4. Full name of shareholder(s)    | GENERAL ATLANTIC PARTNERS     |
|  (if different from 3.):iv        | (BERMUDA), L.P.               |
|                                   |                               |
|-----------------------------------+-------------------------------|
| 5. Date of the transaction and    |                               |
| date on                           | 2 December 2009               |
| which the threshold is crossed or |                               |
| reached: v                        |                               |
|-----------------------------------+-------------------------------|
| 6. Date on which issuer notified: | 4 December 2009               |
|-----------------------------------+-------------------------------|
| 7. Threshold(s) that is/are       | 12% (from 22.83% to 11.02%)   |
| crossed or                        |                               |
| reached: vi, vii                  |                               |
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+----------------------------------------------------------------------------------------------------------+
|8. Notified details:                                                                                      |
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|A: Voting rights attached to shares viii, ix                                                              |
|----------------------------------------------------------------------------------------------------------|
|Class/type of     |Situation previous            |Resulting situation after the triggering transaction    |
|shares            |to the triggering             |                                                        |
|Ordinary shares of|transaction                   |                                                        |
|1p each           |------------------------------+--------------------------------------------------------|
|ISIN GB0006725062 |Number           |Number      |Number    |Number of voting       |% of  voting rights x|
|                  |of               |of          |of shares |rights                 |                     |
|                  |Shares           |Voting      |----------+-----------------------+---------------------|
|                  |                 |Rights      |Direct    |Direct xi |Indirect xii|Direct    |Indirect  |
|------------------+-----------------+------------+----------+----------+------------+----------+----------|
|In respect of each|                 |            |          |          |            |          |          |
|of GAP (Bermuda)  |                 |            |          |          |            |          |          |
|Limited and       |70,575,504       |70,575,504  |          |          |34,063,669  |          |11.02%    |
|General Atlantic  |                 |            |          |          |            |          |          |
|GenPar (Bermuda), |                 |            |          |          |            |          |          |
|L.P.              |                 |            |          |          |            |          |          |
|------------------+-----------------+------------+----------+----------+------------+----------+----------|
|                  |                 |            |          |          |            |          |          |
|In respect of     |                 |            |          |          |            |          |          |
|General Atlantic  |70,575,504       |70,575,504  |34,063,669|34,063,669|            |11.02%    |          |
|Partners          |                 |            |          |          |            |          |          |
|(Bermuda), L.P.   |                 |            |          |          |            |          |          |
|                  |                 |            |          |          |            |          |          |
|----------------------------------------------------------------------------------------------------------|
|                                                                                                          |
|----------------------------------------------------------------------------------------------------------|
|B: Qualifying Financial Instruments                                                                       |
|----------------------------------------------------------------------------------------------------------|
|Resulting situation after the triggering transaction                                                      |
|----------------------------------------------------------------------------------------------------------|
|Type of financial          |Expiration    |Exercise/              |Number of voting        |% of voting   |
|instrument                 |date xiii     |Conversion Period xiv  |rights that may be      |rights        |
|                           |              |                       |acquired if the         |              |
|                           |              |                       |instrument is           |              |
|                           |              |                       |exercised/ converted.   |              |
|---------------------------+--------------+-----------------------+------------------------+--------------|
|N/A                        |              |                       |                        |              |
|----------------------------------------------------------------------------------------------------------|
|                                                                                                          |
|----------------------------------------------------------------------------------------------------------|
|C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi         |
|----------------------------------------------------------------------------------------------------------|
|Resulting situation after the triggering transaction                                                      |
|----------------------------------------------------------------------------------------------------------|
|Type of financial  |Exercise price  |Expiration|Exercise/   |Number of voting rights   |% of voting rights|
|instrument         |                |date xvii |Conversion  |instrument refers to      |xix, xx           |
|                   |                |          |period xviii|                          |                  |
|-------------------+----------------+----------+------------+--------------------------+------------------|
|                   |                |          |            |                          |Nominal   |Delta  |
|N/A                |                |          |            |                          |----------+-------|
|                   |                |          |            |                          |          |       |
|----------------------------------------------------------------------------------------------------------|
|                                                                                                          |
|----------------------------------------------------------------------------------------------------------|
|Total (A+B+C)                                                                                             |
|----------------------------------------------------------------------------------------------------------|
|Number of voting rights                                |Percentage of voting rights                       |
|-------------------------------------------------------+--------------------------------------------------|
|In respect of each of General Atlantic Partners        |                                                  |
|(Bermuda), L.P., GAP (Bermuda) Limited and General     |11.02%                                            |
|Atlantic GenPar (Bermuda), L.P..:                      |                                                  |
|34,063,669                                             |                                                  |
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| 9. Chain of controlled undertakings through which the voting      |
| rights and/or the                                                 |
| financial instruments are effectively held, if applicable: xxi    |
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|                                                                   |
| General Atlantic Partners (Bermuda), L.P. is controlled by its    |
| general partner General Atlantic GenPar (Bermuda), L.P. which in  |
| turn is controlled by its general partner GAP (Bermuda) Limited.  |
|                                                                   |
|                                                                   |
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|                                                                   |
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| Proxy Voting:                                                     |
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| 10. Name of the proxy holder:                           |     N/A |
|---------------------------------------------------------+---------|
| 11. Number of voting rights proxy holder will cease     |     N/A |
| to hold:                                                |         |
|---------------------------------------------------------+---------|
| 12. Date on which proxy holder will cease to hold       |     N/A |
| voting rights:                                          |         |
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|                                                                   |
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| 13. Additional information:               |                   N/A |
|-------------------------------------------+-----------------------|
| 14. Contact name:                         |      Caroline Speller |
|-------------------------------------------+-----------------------|
| 15. Contact telephone number:             |          01483 745854 |
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