Document:

<PAGE>

                                                             EXHIBIT 4(b)(ii).13

                                 Amendment no. 6

        to the Interconnection Agreement concluded on 23rd December 1999
            and to its Amendment no. 1 concluded on 28th January 2000
           and to the Amendment no. 2 concluded on 31st October 2000
           and to the Amendment no. 3 concluded on 28th February 2001
             and to the Amendment no. 4 concluded on 1st April 2001
            and to the Amendment no. 5 concluded on 23rd August 2001
              between the parties company EuroTel Bratislava, a.s.
                           and company Globtel, a.s.
                           (thereinafter "Agreement")

This Amendment no. 6 was concluded with effect from October 1st, 2001 between:

EuroTel Bratislava, a.s. (thereinafter "EuroTel" or "Party")
Registered office: Vajnorska 100/A, 831 03 Bratislava
Reg. no:           35 70 5O 19
Tax reg. no:       35 70 50 19/600
Bank:              Tatra Banka 2625022508/1100
Represented by:    Ing. Jozef Barta, General Director/proxy
                   JUDr. Jan Pitonak, General Counsel/proxy
and

Globtel, a.s. (thereinafter "Globtel" or "Party")
Registered office: Prievozska 6/A, 821 09 Bratislava
Reg. no:           35 69 72 70
Tax reg. no:       35 69 72 70/601
Bank:              Tatra Banka 2623005720/1100
Represented by:    Ing. Pavol Lancaric, CSc., General Director

Whereas The Telecommunication Office of the Slovak Republic allocated, by its
decision under Section 30 and subs. of the Law no. 195/2000 of the Coll. of
Laws On Telecommunications, an object code 0908 to Globtel;

Whereas Globtel applied in writing for establishment of an access to the NMT and
GSM networks operated by EuroTel for the network object code 0908;

The Parties have agreed to amend Clause 7, Annex IV of the Agreement as follows:

                                       I.

Clause 7. Agreement regarding numbering section 7.2. and section 7.3. is being
amended and reads:

7.2
EuroTel will establish access to the GSM network of Globtel with network
object codes "905", "906", "907" and "908" which were allocated to G1obtel. In
case that Globtel will

<PAGE>

be allocated another network object code in the future, EuroTel will establish
access to the GSM network of Globtel also for such code.

7.3
The parties are obliged to establish access to the network for every allocated
network object code within 30 calendar days as the latest from the date of
delivery of a written request for its establishment. The Parties will confirm
the date of commercial accessing of interconnection for every further network
object code in a written record of readiness. Record of readiness for the object
code "908" is listed in an Annex of this Amendment.

                                       II.

Annex IV Services categorization, point 1 Introduction is being amended and
completed:

The Parties have agreed that for the purpose of traffic routing between the
systems:

     (.....) calls from the GSM network operated by Globtel to the GSM network
operated by EuroTel will be marked by antecedent numbers 902, 903 and 904
without the initial zero;

     (.....) calls from the GSM and NMT networks operated by EuroTel to the GSM
network operated by Globtel will be marked by antecedent numbers 905, 906, 907
and 908 without the initial zero,

     (.....) calls from the network GSM operated by Globtel to the NMT network
operated by EuroTel will be marked by antecedent number 901 without the initial
zero.

                                      III.

In parts not amended by this Amendment no. 6 to the Agreement concluded between
the Parties on December 23, 1999 as amended by Amendment no. 1, Amendment no. 2,
Amendment no. 3, Amendment no. 4 and Amendment no. 5 to the Agreement is in full
effect without amendments.

                                       IV.

This Amendment no. 6 has been drawn in four copies of which two in Slovak and
two in English, in case of disagreement the Slovak version prevails. Each copy
is considered to be original and each Party will receive one copy in Slovak and
one copy in English language after signing them.

                                       V.

Amendment no. 6 becomes valid on the date of its signing by both parties and
forms an inseparable part of the Agreement of December 23, 1999 and Amendment
no. 1 concluded on January 28, 2000, Amendment no. 2 concluded on October 31,
2000, Amendment no 3 concluded on February 25, 2001, Amendment no. 4 concluded
on April 1 , 2001 and Amendment no. 5 concluded on August 23, 2001 between the
Parties.

<PAGE>

IN WITNESS WHEREOF, the Parties have signed this Amendment no. 6 on their behalf
on the date set forth below. Each Party declares and warrants that the person
signing this Amendment no. 6 on its behalf is fully authorised to do so.

Enclosure:
Record of Readiness

EuroTel Bratislava, a.s.
In Bratislava on 11.10.01

/s/ Ing. Jozef Barta
-----------------------------------
Name:      Ing. Jozef Barta
Position:  General Director / Proxy

/s/ JUDr. Jan Pitonak
-----------------------------------
Name:      JUDr. Jan Pitonak
Position:  General Counsel / Proxy

Globtel, a.s.
In Bratislava on 03.10.01

/s/ Ing. Pavol Lancaric, CSc.
-----------------------------------
Name:      Ing. Pavol Lancaric, CSc.
Position:  General Director

<PAGE>

                               Record of Readiness
                               -------------------

to commercial operation of the Point of Interconnection in connection with
conclusion of the Amendment No. 6 to the Interconnection Agreement.

1.   Results of tests of equipment measuring the operation between the Networks

--------------------------------------------------------------------------------
Test of measuring operation through the   Result-compliance
Points of Interconnection
--------------------------------------------------------------------------------
EuroTel Bratislava, a.s.
--------------------------------------------------------------------------------
Incoming 0908
--------------------------------------------------------------------------------

--------------------------------------------------------------------------------
Globtel, a.s.                             Illegible
--------------------------------------------------------------------------------
Outcoming 0908
--------------------------------------------------------------------------------

2.   The undersigned representatives of the Parties jointly declare that the
     installed equipment is able to measure the operation between the EuroTel
     and Globtel operated networks also with new prefixes with required
     parameters whereby all technical conditions for mutual clearing of
     operation between the networks under the Interconnection Agreement are met.

3.   Finally it is stated that all conditions for commercial accessing of
     operation for new prefix 0908 are met and that accessing between the
     Globtel and EuroTel operated networks can be put into commercial operation
     on October 1, 2001..

4.   The Record of Readiness is executed in four copies, in it twice in Slovak
     and twice in English, whereby in case of dispute the Slovak version shall
     prevail. Each copy is deemed to be an original and each Party shall
     receive, upon signature, one copy both in Slovak and English version.

5.   This Record of Readiness constitutes integral part of the Amendment No. 6
     to the Interconnection Agreement concluded by and between the companies
     Globtel, a.s. and EuroTel Bratislava, a.s. on December 23, 1999.

Bratislava, 28.09.2001

EuroTel Bratislava, a.s.                               Globtel, a.s.

/s/ Illegible                                          /s/ Illegible
------------------------                               ------------------------

                                                       /s/ Illegible
------------------------                               ------------------------<PAGE>

                                                              EXHIBIT 4(b)(ii)14

                                 Amendment No. 7
         to the Interconnection Agreement concluded on 23 December 1999,
         and to Amendment No. 1 thereof, concluded on 28 January, 2000,
             Amendment No. 2 thereof, concluded on 31 October, 2000,
            Amendment No. 3 thereof, concluded on 28 February, 2001,
              Amendment No. 4 thereof, concluded on 1 April, 2001,
             Amendment No. 5 thereof, concluded on 23 August, 2001,
           and Amendment No. 6 thereof, concluded on 11 October, 2001
            between the Contracting Parties EuroTel Bratislava, a.s.
                                and Globtel, a.s.
                  (hereinafter referred to as the "Agreement")

This Amendment No. 7 was concluded with effect from January 1st, 2002 by and
between:

EuroTel Bratislava, a.s.
Registered office:  Vajnorska 100/A, 831 03 Bratislava
Company's reg. No.: 35 70 50 19
Tax reg. No.:       35 70 50 19/600
Bank/Account No.:   Tatra Banka 2625022508/1100
Represented by:     Ing. Jozef Barta, Director General/Procurator
                    JUDr. Jan Pitonak, General Counsel/Proxy

                   (hereinafter referred to as "EuroTel" or "Party")

and

Globtel, a.s.
Registered Office:  Prievozska 6/A, 821 09 Bratislava
Company's reg. No.: 35 69 72 70
Tax reg. No.:       35 69 72 70/601
Bank/Account No.:   Tatra Banka 2623005720/1100
Represented by:     Ing. Pavol Lancaric, CSc., Director General

                   (hereinafter referred to as "Globtel" or "Party")

Whereas the Telecommunication Office of the Slovak Republic allocated to Globtel
numeric blocks 187xx and 188xx by Decision of Number Allocation No. 0l2/2001 of
14 June 2001 under Section 30 and subs. of Act No. 195/2000 Coll. on
Telecommunications;

Whereas the Telecommunication Office of the Slovak Republic allocated to EuroTel
numeric blocks 183xx and 184xx by Decision on Number Allocation No. 016/2001 of
July 4, 2001 under Section 30 and subs. of Act No. 195/2000 Coll. on
Telecommunications;

Whereas Globtel applied in writing for establishment of access to NMT and GSM
networks operated by EuroTel for numeric blocks 187xx and 188xx:

                                      1/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

Whereas EuroTel applied in writing for establishment of access to GSM network
operated by Globtel for numeric blocks 183xx and 184xx;

Whereas Globtel proposed the adjustment of interconnection charges and extension
of the Agreement till 30 September 2001 in accordance with applicable wording of
Art. 3, section 3.9 of the Interconnection Agreement;

Whereas Globtel suggested changing the contact person mentioned in Annex VII of
the Agreement;

The Parties have agreed to amend Article 2 section 2.11, Article 3 section 3.9,
Article 7, Article 13 section 13.1 of the Agreement and Annex IV, Annex V, Annex
VI and Annex VII to the Agreement as follows:

                                       I.

Original wording of an Article 2. Interconnections, section 2.11 has been
cancelled and substituted by new wording which reads:

"2.11. The Parties cannot use radio relay or local connection, equipment, and
     services rendered under this Agreement for other than legal purposes and
     purposes mentioned in Annex IV hereto."

                                       II.

Original wording of an Article 3. Prices and Payments, section 3.9. has been
cancelled and substituted by new wording which reads:

"3.9. Prices specified in this Article 3, as well as in Annex V shall remain
     valid till December 31, 2002. Four calendar months before the end of the
     above period, i.e. by August 31, 2002 at the latest, any of the Parties
     shall be entitled to deliver to the other Party a proposal to adjust
     existing applicable prices for interconnection in a manner specified in
     this Agreement, structured by categorise of calls specified in Annex IV
     hereto. The other Party shall be obligated to start negotiations on prices
     for interconnection in terms of the proposal within five (5) days of the
     date of delivery of such proposal to adjust prices for interconnection.
     Should new prices for interconnection for the period after January 1, 2003
     be not agreed on, prices specified in this Article 3 as well as in Annex V
     shall remain in force till 31 December 2003. In such case, the term of the
     Agreement shall also be extended in terms of section 13.1 of Article 13
     till 3l December 2003."

                                      III.

Original wording of an Article 7. Numbering Arrangements has been cancelled and
substituted by new wording which reads:

"ARTICLE 7. NUMBERING ARRANGEMENTS
----------------------------------

                                      2/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

7.1. Globtel shall establish access to NMT network operated by EuroTel with
     network object code "901" as well as an access for numeric blocks 183xx a
     184xx and to GSM network operated by EuroTel with network object codes
     "902", "903", "904" as well as an access for numeric blocks 183xx a 184xx,
     which were allocated to EuroTel. Globtel shall establish access to NMT
     network operated by EuroTel for numeric blocks 183xx a 184xx and to GSM
     network operated by EuroTel for numeric blocks 183xx a 184xx on the day,
     Record of Readiness shall be signed by both Parties, latest on February
     1st, 2002. The specimen of Record of Readiness is listed in annex No. l of
     this Amendment No. 7. Should another network object code or another numeric
     block be allocated to EuroTel in future, Globtel shall establish access to
     NMT and GSM networks operated by EuroTel also to such code or numeric
     block.

7.2. EuroTel shall establish access to GSM network operated by Globtel with
     network object codes "905", "906", "907", "908" as well as an access for
     numeric blocks 187xx, 188xx which were allocated to Globtel. EuroTel shall
     establish access to GSM network operated by Globtel for numeric blocks
     187xx a 188xx on the day, Record of Readiness shall be signed by both
     Parties, latest on February 1st 2002. The specimen of Record of Readiness
     is listed in annex No. 1 of this Amendment No. 7. Should another network
     object code or another numeric block be allocated to Globtel in future,
     EuroTel shall establish access to GSM network operated by Globtel also to
     such code or numeric block.

7.3. The Parties shall be obligated to establish access to network to any other
     allocated network object code (i.e. not including network object codes set
     forth in Section 7.l and 7.2 of this Article) or numeric blocks within 30
     calendar days of the date of delivery of a written request for
     establishment thereof. The date of the commercial open-up of network
     interconnection with any further network object code or numeric block shall
     be acknowledged by the Parties in the written Record of Readiness. The
     specimen of Record of Readiness is given in the Annex 1 of this Amendment
     No. 7. Numeric blocks shall be used in compliance with Numbering plan
     enacted by Telecommunication Office of Slovak republic."

                                      IV.

Original wording of an Article 13. Commencement and Duration of the Agreement,
section 13.1 has been cancelled and substituted by new wording which reads:

"13.1. This Agreement shall become effective on the day specified in the heading
     hereof and remain in force till 31 December 2002, unless not extended in
     terms of section 3.9 of Article 3 thereof."

                                       V.

1.   Original wording of an Annex IV Classification of Services, clause I
     Introduction, has been cancelled and substituted by new wording which
     reads:

"1. Introduction
1.A.1 The below Table of Time-Division Intervals classifies traffic as "peak"
and "off-peak" for purposes of different pricing:

                                      3/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

                        Table of Time-Division intervals
                        --------------------------------

--------------------------------------------------------------------------------
                                              Days of the Week
--------------------------------------------------------------------------------
Type              Time interval   Operation   Work days   Sat, Sun   H*
--------------------------------------------------------------------------------
Time Period I     07.00-19.00     peak        x
--------------------------------------------------------------------------------
Time Period II    19.00-07.00     off-peak    x
--------------------------------------------------------------------------------
Time Period III   00.00-24.00     off-peak                X          x
--------------------------------------------------------------------------------

*Note: H indicates public holidays and non-working days as approved by the
       National Council of the Slovak Republic.
The Table of Time Intervals shall always be taken into account in classifying
Calls.

1.A.2 Sections 2., 3., 4. and 5. deal with Voice, Data and Fax type of
Communication as follows:

a)   Section 2 of this Annex deals with Calls which cross the point of
     Interconnection in the EuroTel GSM - Globtel GSM direction or the EuroTel
     GSM - ST - Globtel GSM direction when crossing out of the point of
     Interconnection.

b)   Section 3 of this Annex deals with Calls which cross the point of
     Interconnection in the EuroTel NMT - Globtel GSM direction or the EuroTel
     NMT - ST - Globtel GSM direction when crossing out of the point of
     Interconnection.

c)   Section 4 of this Annex deals with Calls which cross the point of
     Interconnection in the Globtel GSM - EuroTel GSM direction or the Globtel
     GSM - ST - EuroTel GSM direction when crossing out of the point of
     lnterconnection.

d)   Section 5 of this Annex deals with Calls which cross the point of
     Interconnection in the Globtel GSM - EuroTel NMT direction or the Globtel
     GSM - ST - EuroTel GSM direction when crossing out of the point of
     Interconnection.

e)   Section 6 of this Annex deals with Services CLIP, CLIR and SMS.

1.A.3 The Parties have agreed that for purposes of routing the traffic
between the Systems:

a)   (....) Calls from the GSM Network operated by Globtel to the GSM Network
     operated by EuroTel will be marked by the prefix 902, 903, 904, 183 and 184
     without a zero at the beginning;
b)   (....) Calls from the GSM and NMT Networks operated by, EuroTel to the GSM
     Network operated by Globtel will be marked by the prefix 905, 906, 907,
     908, 187 and 188 without zero at the beginning;
c)   (....) Calls from the GSM Network operated by Globtel to the NMT Network
     operated by EuroTel will be marked by the prefix 901 without a zero at the
     beginning;".

                                      4/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

2.   Original wording of an Annex IV Classification of Services, clause 2 has
     been complemented with new section 2.A.5, which reads as follows:

     "2.A.5 Category E: EuroTel GSM - Globtel GSM (numbers 187xx, 188xx);
                     -
     both peak and off peak operation hours

     Category E comprises all calls from GSM network operated by EuroTel to
              -
     GSM network operated by Globtel in time bands I., II., III. (see Table of
     Time-Division Intervals) to numbers: 187xx and 188xx.".

3.   Original wording of an Annex IV Classification of Services, clause 3 has
     been complemented with new Section 3.A.5, which reads as follows:

     "3.A.5 Category F: EuroTel NMT - Globtel GSM (munbers 187xx,188xx); both
     peak and off peak operation hours

     Category F comprises all calls from NMT network operated by EuroTel to
              -
     GSM network operated by Globtel in time bands I., II., III. (see Table of
     Time-Division Intervals) to numbers: 187xx and 188xx."

4.   Original wording of an Annex IV Classification of Services, clause 4 has
     been complemented with new section 4.A.5, which reads as follows:

     "4.A.5 Category e: Globtel GSM - EuroTel GSM (numbers 183xx, 184xx);
                     -
     both peak and offpeak operation hours

     Category e comprises all calls from GSM network operated by Globtel to GSM
              -
     network operated by EuroTel in time bands I., II., III. (see Table of
     Time-Division Intervals) to numbers: 183xx a 184xx."

                                  VI.

1.   Original wording of an Annex V Interconnection Prices, clause 2 has been
     changed and complemented as follows:

     "2.1 Prices for interconnection of calls from the GSM network operated by
          the EuroTel company to the GSM network operated by the Globtel company
          and prices for interconnection of calls from the GSM network operated
          by the EuroTel company via the ST network to the GSM network operated
          by the Globtel company.

     2.2  Prizes For a minute:

          Category A  :  5.80     SKK
                   -
          Category B  :  3.90     SKK
                   -
          Category A1 :  5.80     SKK
                   --
          Category B1 :  3.90     SKK
                   --
          Category E  :  2.20     SKK".
                   -

                                      5/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

2.   Original wording of an Annex V Interconnection Prices, clause 3 has been
     changed and complemented as follows:

     "3.1 Prices for interconnection of calls from the NMT network operated by
          the EuroTel company to the GSM network operated by the Globtel company
          and prices for interconnection of calls from the NMT network operated
          by the EuroTel company via the ST network to the GSM network operated
          by the Globtel company.

     3.2  Prices for a minute:
          Category C  :  5.80     SKK
                   -
          Category D  :  3.90     SKK
                   -
          Category C1 :  5.80     SKK
                   --
          Category D1 :  3.90     SKK
                   --
          Category F  :  2.20     SKK".
                   -

3.   Original wording of an Annex V Interconnection Prices, clause 4 has been
     changed and complemented as follows:

     "4.1 Prices for interconnection of calls from the GSM network operated by
          the Globtel company to the GSM network operated by the EuroTel company
          and prices for interconnection of calls from the GSM network operated
          by the Globtel company via the ST network to the GSM network operated
          by the EuroTel company

     4.2  Prices for a minute:
          Category a  :  5.80     SKK
                   -
          Category b  :  3.90     SKK
                   -
          Category a1 :  5.80     SKK
                   --
          Category b1 :  3.90     SKK
                   --
          Category e  :  2.20     SKK".
                   -

4.   Original wording of an Annex V Interconnection Prices, clause 5 has
     been changed and complemented as follows:

     "5.1 Prices for interconnection of calls from the GSM network
          operated by the Globtel company to the NMT network operated by
          the EuroTel company and prices for interconnection of calls from
          the GSM network operated by the Globtel company via the ST
          network to the NMT network operated by the EuroTel company

     5.2  Prices for a minute:
          Category c  :  5.80     SKK
                   -
          Category d  :  3.90     SKK
                   -
          Category c1 :  5.80     SKK
                   --
          Category dl :  3.90     SKK".
                   --

                                      6/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

                                      VII.

     1.   Original wording of an Annex VI, clause 1. Basis for Invoicing has
          been cancelled and substituted by new wording which reads:

          BASIS FOR INVOICING

          "BASIS PROVIDED BY EUROTEL FOR INVOICING

          EuroTel shall provide Globtel with data in terms of Art. 4.2. of the
          Interconnection Agreement in the following format:
     ----------------------------------------------------------------
     Period:
     ----------------------------------------------------------------
     Category                       Operation   Number of   Number of
     of calls                                   calls       minutes
     ----------------------------------------------------------------
       A        GSM ETB - GT        peak
     ----------------------------------------------------------------
       B        GSM ETB - GT        off-peak
     ----------------------------------------------------------------
       C        NMT ETB - GT        peak
     ----------------------------------------------------------------
       D        NMT ETB - GT        off-peak
     ----------------------------------------------------------------
       E        GSM ETB - GT
                (SPEC.NO.)
     ----------------------------------------------------------------
       F        NMT ETB - GT
                SPEC-NO.)
     ----------------------------------------------------------------
       A1       GSM ETB-ST-GT       peak
     ----------------------------------------------------------------
       B1       ETB - ST - GT       off-peak
     ----------------------------------------------------------------
       C1       NMT ETB - ST - GT   peak
     ----------------------------------------------------------------
       D1       NMT ETB - ST - GT   offpeak
     ------------------------------------------------------------------

     2.   Original wording of an Annex VI, clause 2, Basis for Invoicing has
          been cancelled and substituted by new wording which reads:

          BASIS FOR INVOICING

          "BASIS PROVIDED BY GLOBTEL FOR INVOICING

          Globtel shall provide EuroTel with data in terms of Art. 4.2. of the
          Interconnection Agreement in the following format:

     ----------------------------------------------------------------
     Period:
     ----------------------------------------------------------------
     Category                       Operation   Number of   Number of
     of calls                                   calls       minutes
     ----------------------------------------------------------------
     a          GT - GSM ETB        peak
     ----------------------------------------------------------------
     b          GT -GSM ETB         off-peak

     ----------------------------------------------------------------
     c          GT -NNIT ETB        peak

     ----------------------------------------------------------------
     d          GT-NMT  ETB         off-peak
     ----------------------------------------------------------------
     e          GT -GSM ETB
                (SPEC.NO.)
     ----------------------------------------------------------------
     a1         GT - ST - GSM ETB   peak
     ----------------------------------------------------------------
     b1         GT - ST -NMT ETB    off-peak
     ----------------------------------------------------------------
     c1         GT - ST - NMT ETB   peak
     ----------------------------------------------------------------
     dl         GT - ST - NMT ETB   off-peak
     ----------------------------------------------------------------

                                      7/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

                                      VIII.

     Original wording of an Annex VII The list of contacting persons for the
     needs of reporting according to the article 21 thereof, clause 3 of the
     Annex has been modified and amended as follows:

     <TABLE>
     <S>      <C>                           <C>
     "3.1     Globtel. a.s.
              -------------

              Responsible office:           Prevadzkove centrum (Operating Centre),
                                            Dolna 10, Banska Bystrica
              Headed by:                    Ing.Stanislav Kollar
              Responsible employee:         employee PC
              Telephone number:             048/4153984
              Mobile telephone number:      0905/012447
              Fax number:                   048/4153985

     3.2      EuroTel Bratislava, a.s.
              ------------------------

              Responsible office            Dohl'adove centrum (Operating Centre),
                                            Jarosova 1, Bratislava
              Headed by:                    Ing.Juraj Schmidt
              Responsible employee:         employee DC
              Telephone number:             02/ 4425 0811
               Mobile telephone number:     0901/700 090, 0903/700 090
              Fax number:                   02/ 4425 2852"
     </TABLE>

                              Final provisions

                                      IX.

     Parts of the Agreement concluded by and between the Contracting Parties on
     23 December 1999, as amended by Amendment No. 1, Amendment No. 2, Amendment
     No. 3, Amendment No. 4, Amendment No. 5, and Amendment No. 6 thereto, which
     were not amended by this Amendment No. 7, shall remain in full force and
     effect unchanged.

                                       X.

     This Amendment No. 7 is executed in four counterparts of which two in
     Slovak language and two in English language, provided that in case of
     variance, the Slovak version prevails. Each of the copies is deemed
     original and each of the Parties shall receive one copy in Slovak and one
     copy in English after signing them.

                                       XI.

     1.   Amendment No. 7 shall become valid and effective as of 1 January 2002
          and it shall form an integral part of the Interconnection Agreement
          of 23 December 1999 and Amendment No. 1, concluded on 28 January 2000,
          Amendment No. 2, concluded on 31 October 2000, Amendment No. 3,
          concluded on 28 February 2001, Amendment No. 4, concluded on 01 April
          2001, Amendment No. 5, concluded on 23 August 2001, and Amendment No.
          6, concluded on 11 October 2001 by and between the Parties.

     2.   In witness whereof, the Parties have signed this Amendment No. 7 on
          their own behalf on the day set below. Each of the Parties hereby
          declares and warrants that

                                      8/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

          the person who has signed this Amendment No. 7 on its behalf is
          fully authorised to do so.

     3.   An Annex l, "Specimen of Record of Readiness", forms an inseparable
          part of this Amendment No. 7 to the Agreement.

     On behalf of EuroTel Bratislava, a.s.
     Bratislava, on
                    ---------------------

     /s/ Ing. Jozef Barta
     --------------------------------------------
     Name:     Ing. Jozef Barta
     Position: CEO/Procurator

     /s/ JUDr. Jan Pitonak
     --------------------------------------------
     Name:     JUDr. Jan Pitonak
     Position: General Legal Counsel/Procurator

     On behalf of Globtel, a.s.
     In Bratislava, on 14.12.01

     /s/ Ing. Pavol Lancaric, CSc.
     --------------------------------------------
     Name:     Ing. Pavol Lancaric, CSc.
     Position: Director General

                                      9/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

                           Annex 1 to Amendment No. 7
                           --------------------------
            to the Interconnection Agreement dated December 23, 1999

                                    Specimen:
                              Record of Readiness
                              -------------------

     to commercial operation of the point of interconnection with respect to
     conclusion of Amendment No. 7 to the Interconnection Agreement

     1.   Test results of devices measuring operation of new numeric blocks
          allocated to Globtel - 187xx, I88xx, and EuroTel - 183xx, 184xx
          between networks:

     ---------------------------------------------------------------------------
     Measurements of operation through   Result - Compliance
     the points of interconnection
     ---------------------------------------------------------------------------
     EuroTel Bratislava, a.s.
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     Globtel, a.s.
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     2.   The Parties hereby declare in concert that the installed devices are
          able to measure operation between the networks of Globtel, a.s. and
          Eurotel Bratislava a.s. also in new numeric blocks with required
          parameters, provided that all technical requirements of mutual
          clearing of operation between the networks in terms of the
          Interconnection Agreement are met.

     3.   Simultaneously, it is stated that all requirements of commercial
          open-up of operation of new numeric blocks allocated to Globtel -
          187xx, 188xx, and EuroTel - 183xx, 184xx are met, and opening between
          networks operated by Globtel and EuroTel may be put into commercial
          operation on XX.xxxxx.XXXX(day, month, year)

     4.   This Record of Readiness is executed in four counterparts of which two
          in Slovak language and two in English language, provided that in case
          of variance, the Slovak version shall prevail. Each of the copies is
          deemed original and each of the Parties shall receive one copy in
          Slovak and one copy in English after signing them.

                                      10/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

<PAGE>

     5,   This Record of Readiness constitutes an integral part of Amendment
          No. 7 dated on 14 December 2001 to the Interconnection Agreement,
          concluded by and between Globtel, a.s. and Eurotel Bratislava, a.s. on
          23 December 1999

          In Bratislava, on
                            ---------------

          EuroTel Bratislava, a.s.            Globtel, a.s,

          ---------------------------------   ----------------------------------

          ---------------------------------   ----------------------------------

                                      11/11
Ammendment No. 7 to the Interconnect Agreement dated December 23, 1999
EuroTel Bratislava. a.s. and Globtel. a.s.

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