Document:

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                                                            EXHIBIT 10.8(f)
                                                            AMENDMENT NO. 2
                                                            TO STANDSTILL LETTER

THIS AGREEMENT is made the 25th day of July 2000

BETWEEN:

(1)  TELEMONDE, INC. (a Delaware Company); TELEMONDE NETWORKS LIMITED
     (registered in England and Wales with no: 3714188); and TELEMONDE
     INTERNATIONAL BANDWIDTH LIMITED (registered in the British Virgin Islands
     with no: 303706); and

(2)  MCI WORLDCOM GLOBAL NETWORKS U.S., INC (a Delaware Corporation), and MCI
     WORLDCOM GLOBAL NETWORKS LIMITED (formerly MFS Cable Co (Bermuda) Limited)
     (registered in Bermuda with no: 22409).

WHEREAS:

(A)  The Telemonde Companies and MCI WorldCom entered into a standstill letter
     dated 31 December 1999 as varied pursuant to an agreement made as of 11 May
     2000 between the Telemonde Companies and MCI WorldCom (the "Standstill
     Letter").

(B)  The Telemonde Companies and MCI WorldCom wish to vary the terms of the
     Standstill Letter as set out in this Agreement.

THIS AGREEMENT WITNESSETHS AS FOLLOWS:

1.   Definitions

     Save as otherwise provided herein or where the context otherwise requires,
     defined terms and expressions used in this Agreement shall have the
     meanings ascribed to them in the Standstill Letter.

2.   Variation

     This Agreement shall be deemed to amend and shall form part of the
     Standstill Letter. Where inconsistent with the provisions of the Standstill
     Letter, the terms set out herein shall prevail. Save to the extent amended
     by this Agreement, and save as expressly provided herein, the Standstill
     Letter shall remain in full force and effect.
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  3. Paragraph 4 of the Standstill Letter (Commencement and Further
     Obligations)

     The following sub-paragraph shall be added as sub-paragraph 4.10 to the
     Standstill Letter:

     4.10 By close of business on 30 September 2000, the Telemonde Companies
          shall jointly and severally procure receipt by the Security Agent of
          full details of (i) the indebtedness owed to CCL by any Telemonde
          Group Company as at 31 December 1999 and as at 30 September 2000, and
          (ii) any agreement between CCL and any Telemonde Group Company
          regarding the repayment of such indebtedness and the terms thereof.

4.   Paragraph 8 of the Standstill Letter (Payment of Debt)

     Sub-paragraph 8.3 of the Standstill Letter shall be deleted and the
     following substituted therefor:

          8.3  In the event of a Financing, each Telemonde Company shall (and
               shall procure that the relevant Telemonde Group Company shall)
               pay to the Security Agent forthwith upon the closing of such
               Financing an amount equal to the lessor of (a) the outstanding
               amount of the Non-Equity Debt; (b) (pound)10 million; or (c) 20%
               of the cash amount thereof remaining after prior payments
               therefrom made to (i) Gemini in reduction of existing
               indebtedness thereto as at the Commencement Date and/or (ii) CCL
               in reduction of the CCL Sum. Payments under this paragraph 8.3
               are in addition to and shall not prejudice payments due under
               paragraph 8.1 (or, where relevant, 8.4).

5.   First Schedule to the Standstill Letter

          "CCL Sum" means the amount being the lesser of (a) the amount of
          indebtedness owed by Telemonde to CCL as at 31 December 1999, (b) the
          amount of indebtedness owed by Telemonde to CCL as at 30 September
          2000, and (c) US$2.8 million.

6.   Representations and warranties

     Each Telemonde Company hereby repeats the representations and warranties
     set out in clauses 7 and 9 of the Standstill Letter and confirms that the
     same are true speaking from the date of this Agreement.

7.   Incorporation of clauses
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     Clauses 11, 12 and 13 of the Standstill Letter shall apply to this
     Agreement mutatis mutandis as if set out herein seriatim.

IN WITNESS the hands of the parties hereto the day and year first above written.

Signed by                    ) /s/ Kevin Maxwell
Director, duly authorised    )
on behalf of Telemonde Inc   )

Signed by                    ) /s/ Adam Bishop
Director, duly authorised    )
on behalf of Telemonde       )
Networks Limited             )

Signed by                    ) /s/ S. Williams
Director, duly authorised    )
on behalf of Telemonde       )
International Bandwidth      )
Limited                      )

Signed by                    ) /s/ David Myers
Director, duly authorised    )
on behalf of MCI WorldCom    )
Global Networks U.S. Inc     )

Signed by                    ) /s/ David Myers
Director, duly authorised    )
on behalf of MCI WorldCom    )
Global Networks Limited      )<PAGE>

                                                            EXHIBIT 10.8(g)
                                                            AMENDMENT NO. 3
                                                            TO STANDSTILL LETTER

THIS AGREEMENT is made the 19th day of September 2000

BETWEEN:

(1)  TELEMONDE, INC. (a Delaware Corporation); TELEMONDE NETWORKS LIMITED
     (registered in England and Wales with no: 3714188); and TELEMONDE
     INTERNATIONAL BANDWIDTH LIMITED (registered in the British Virgin Islands
     with no: 303706); and

(2)  MCI WORLDCOM GLOBAL NETWORKS U.S., INC (a Delaware Corporation), and MCI
     WORLDCOM GLOBAL NETWORKS LIMITED (formerly MFS Cable Co (Bermuda) Limited)
     (registered in Bermuda with no: 22409).

WHEREAS:

(A)  The Telemonde Companies and MCI WorldCom entered into a standstill letter
     dated 31 December 1999 as varied pursuant to agreements made as of 11 May
     2000 and 25 July 2000 between the Telemonde Companies and MCI WorldCom (the
     "Standstill Letter").

(B)  The Telemonde Companies and MCI WorldCom wish to vary the terms of the
     Standstill Letter as set out in this Agreement.

THIS AGREEMENT WITNESSETHS AS FOLLOWS:

1.   Definitions

     Save as otherwise provided herein or where the context otherwise requires,
     defined terms and expressions used in this Agreement shall have the
     meanings ascribed to them in the Standstill Letter.

2.   Variation

     This Agreement shall be deemed to amend and shall form part of the
     Standstill Letter.  Where inconsistent with the provisions of the
     Standstill Letter, the terms set out herein shall prevail.  Save to the
     extent amended by this Agreement, and save as expressly provided herein,
     the Standstill Letter shall remain in full force and effect.

3.   Paragraph 4 of the Standstill Letter (Commencement and Further Obligations)

     3.1  In paragraph 4.9 the reference to the "Debt" shall be deleted and the
          term "Total Debt" substituted therefor.

     3.2  The following shall be added as sub-paragraph 4.11 to the Standstill
          Letter:
<PAGE>

          4.11 (a) Subject to paragraph 4.11(b) MCI WorldCom hereby agrees to
                   enter into a binding agreement (to be on terms reasonably
                   acceptable to TIBL and MCI WorldCom) (the "Capacity Swap
                   Agreement") to permit TIBL to swap for the capacity on the
                   Gemini telecommunications network purchased by it under the
                   Capacity Agreements, capacity across MCI WorldCom's Ulysses
                   telecommunications network pursuant to the terms of the
                   Capacity Swap Agreement on the basis of capacity being made
                   available on the said Ulysses telecommunications network at
                   an attributable value of US$900,000 per STM-1.

          4.11 (b) The obligation of MCI WorldCom to enter into the Capacity
                   Swap Agreement is conditional in all respects upon (i) the
                   first Instalment having been received by the Security Agent
                   on or before 29 September 2000 and (ii) the Standstill Period
                   having not come to an end.

          4.11 (c) For the avoidance of doubt, MCI WorldCom and TIBL hereby
                   agree that the Letter headed "Capacity Swap Letter" dated 31
                   December 1999 between the aforesaid parties shall be
                   superseded by the terms of the Standstill Letter.

4.   Paragraph 8 of the Standstill Letter (Payment of Debt)

     4.1 Sub-paragraph 8.2 of the Standstill Letter shall be deleted and the
         following substituted therefor:

         8.2.1 The sums paid to the Security Agreement pursuant to paragraphs
               8.1, 8.3 and 16 shall be applied pari passu pro rata to the First
               Capacity Debt and the Second Capacity Debt.

         8.2.2 The sums paid to the Security Agreement pursuant to paragraphs
               8.3 and 16 shall be applied in reduction of the Instalments in
               inverse order of maturity.

     4.2 The following sub-paragraph shall be added as sub-paragraph 8.2.3 to
         the Standstill Letter:

         8.2.3 Subject to paragraph 10, in the event that Telemonde fails to
               pay to MCI WorldCom:

               (a)  the first Instalment required to be made in respect of the
                    Non-Equity Debt in accordance with the Fifteenth Schedule,
                    there shall be added to the Non-Equity Debt, which shall
                    become immediately
<PAGE>

                    due and payable, the First Service Fee which shall also
                    become immediately due and payable;

               (b)  the final Instalment required to be made in respect of the
                    Non-Equity Debt in accordance with the Fifteenth Schedule
                    (having paid the first Instalment required to be made in
                    respect of the Non-Equity Debt in accordance with the
                    Fifteenth Schedule) there shall be added to the remaining
                    balance of the Non-Equity Debt, which shall become
                    immediately due and payable, the Total Service Fee which
                    shall also become immediately due and payable;

               (c)  the balance of the Non-Equity Debt and the First Service Fee
                    (notwithstanding the provisions of, inter alia, paragraphs
                    8.2.3(a) and 10.2.2) before 31 December 2000, there shall be
                    added to the remaining balance of the Non-Equity Debt and
                    the First Service Fee, the Second Service Fee, which shall
                    become immediately due and payable.

     4.3 In paragraph 8.3, the reference to the "Non-Equity Debt" shall be
         deleted and the term "Total Debt" substituted therefor.

5.   Paragraph 10 of the Standstill Letter (Survival of Terms after Standstill)

     5.1 Sub-paragraph 10.2.2 of the Standstill Letter shall be deleted and the
         following substituted therefor:-

         10.2.2 For the avoidance of doubt, it is agreed that upon the cessation
                of the Standstill Period, the agreement of MCI WorldCom to
                accept payment of the Debt in accordance with the provisions of
                this Letter shall not apply and the Debt (if it has not been
                fully repaid) shall be immediately due and payable to MCI
                WorldCom by TIBL pursuant to the terms of the Capacity
                Agreements and be recoverable from Telemonde and the Telemonde
                Guarantee Companies pursuant to the terms of the Guarantees and
                the TIBL Security.

     5.2 The following sub-paragraph shall be added as sub-paragraph 10.2.3 to
         the Standstill Letter:-

         10.2.3 Notwithstanding the cessation of the Standstill Period prior to:

                (a) 29 September 2000, the First Service Fee shall not be
                    payable until 29 September;

                (b) 31 December 2000, the Service Fee shall not be payable until
                    31 December 2000;
<PAGE>

                whereupon the aforesaid First Service Fee and/or the Service Fee
                shall be recoverable from Telemonde and the Telemonde Guarantee
                Companies pursuant to the terms of the Guarantees and the TIBL
                Security.

6.   First Schedule to the Standstill Letter

     The following defined terms shall be included in the First Schedule:

     6.1.1 "First Service Fee" means the sum of US$1m.

     6.1.2 "Instalment" means each payment required to be made in respect of
           the Non-Equity Debt in accordance with the Fifteenth Schedule.

     6.1.3 "LIBOR" means the arithmetic mean of the offered rates of leading
           banks for London Interbank deposits expressed at a rate per annum,
           for deposits in US Dollars for six months as displayed on the LIBOR
           page at the Reuters Monitor Money Rate service at or about 11.00am on
           the date on which the LIBOR Rate is to be determined.

     6.1.4 "Second Service Fee" means the sum of US$1,910,917.00.

     6.1.5 "Service Fee" means the Second Service Fee or the Total Service Fee
           whichever is applicable.

     6.1.6 "Total Debt" means the Non-Equity Debt plus the First Service Fee
           and/or the Second Service Fee or the Total Service Fee (if any).

     6.1.7 "Total Service Fee" means the sum of US$2,910,917.00 representing a
           sum calculated at the rate of 3% above the LIBOR Rate on the unpaid
           balance of the Non-Equity Debt calculated from 30 June 1999 until 30
           September 2000.

     6.2   The defined term "First Capacity Debt" in the First Schedule shall be
           deleted and the following substituted therefor:

           "First Capacity Debt" means the sum of US$19.8 million plus annual
           charges of US$1,050,000 owed by TIBL to MCI WorldCom pursuant to the
           terms of the First Capacity Agreement.

     6.3   The defined term "Second Capacity Debt" in the First Schedule shall
           be deleted and the following substituted therefor:

           "Second Capacity Debt" means the sum of US$6.5 million plus annual
           charges of US$176,438.32 owed by TIBL to MCI WorldCom pursuant to the
           terms of the Second Capacity Agreement.
<PAGE>

7.   Fifteenth Schedule to the Standstill Letter

     The repayment terms of the Fifteenth Schedule shall be deleted and the
     following substituted therefor:

                       REPAYMENT TERMS - NON-EQUITY DEBT

     29 September 2000       US$2 million.

     30 November 2000        US$2 million.

     31 December 2000        The balance of the Non-Equity Debt.

8.   Representations and warranties

     Each Telemonde Company hereby repeats the representations and warranties
     set out in clauses 7 and 9 of the Standstill Letter and confirms that the
     same are true speaking from the date of this Agreement.

9.   Incorporation of clauses

     Clauses 11, 12 and 13 of the Standstill Letter shall apply to this
     Agreement mutatis mutandis as if set out herein seriatim.
<PAGE>

IN WITNESS the hands of the parties hereto the day and year first above written.

Signed by                       ) /s/ Adam Bishop
Director, duly authorised       )
on behalf of Telemonde Inc      )

Signed by                       ) /s/ Adam Bishop
Director, duly authorised       )
on behalf of Telemonde          )
Networks Limited                )

Signed by                       ) /s/ S. Williams
Director, duly authorised       )
on behalf of Telemonde          )
International Bandwidth         )
Limited                         )

Signed by                       ) /s/ David Myers
Director, duly authorised       )
on behalf of MCI WorldCom       )
Global Networks U.S. Inc        )

Signed by                       ) /s/ David Myers
Director, duly authorised       )
on behalf of MCI WorldCom       )
Global Networks Limited         )

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