Rule 8.3 - CABLE & WIRELESS

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        BARCLAYS PLC
(Note 1)
Company dealt in              CABLE & WIRELESS
Class of relevant security    ORD GBP0.25
to which the dealings being
disclosed relate (Note 2)
Date of dealing               17 June 2008

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a)  Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)

                            Long                     Short

                      Number       (%)         Number       (%)

(1) Relevant      98,095,234      3.94%     5,748,031      0.23%
securities
(2) Derivatives    7,294,343      0.29%    25,272,510      1.01%
(other than
options)
(3) Options and   20,942,400      0.84%     9,640,400      0.39%
agreements to
purchase/sell
Total            126,331,977      5.07%    40,660,941      1.63%


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                    Long                     Short
relevant
security:

                  Number              (%)   Number              (%)

(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


  (c)  Rights to subscribe (Note 3)

Class of relevant security:   Details



3.   DEALINGS (Note 4)

  (a)  Purchases and sales

Purchase/sale Number of Securities  Price per unit
                                    (GBP)
Purchase      783                   1.5573
Purchase      6,105                 1.5510
Purchase      2,721                 1.5420
Purchase      54,400                1.5520
Purchase      63,011                1.5449
Purchase      328,546               1.5538
Purchase      17,645                1.5290
Purchase      3,311                 1.5454
Purchase      164,872               1.5487
Purchase      32,420                1.5970
Purchase      55,257                1.5423
Purchase      59,700                1.5486
Purchase      74,010                1.5280
Purchase      12,920                1.5970
Purchase      107,764               1.5452
Purchase      49,279                1.5280
Purchase      26,161                1.5420
Purchase      1,000,000             1.5425
Purchase      2,721                 1.5496
Purchase      175,638               1.5422
Purchase      19,050                1.5488
Purchase      19,689                1.5420
Purchase      103,917               1.5488
Purchase      1,944,888             1.5462
Purchase      3,388                 1.5268
Purchase      944,888               1.5499
Sale          21,768                1.5290
Sale          23,840                1.5420
Sale          17,645                1.5290
Sale          1,944,888             1.5461
Sale          328,546               1.5538
Sale          89,052                1.5442
Sale          1,000                 1.5534
Sale          126                   1.5282
Sale          4,260                 1.5420
Sale          325                   1.5282
Sale          520                   1.5522
Sale          3,300                 1.5260
Sale          93                    1.5317
Sale          2,380                 1.5408
Sale          14,110                1.5477

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          3300          1.526
CFD            Long          93            1.5317
CFD            Long          89052         1.5441
CFD            Long          14110         1.5477
CFD            Long          8140          1.5526
CFD            Long          328546        1.5538
CFD            Short         3388          1.5267
CFD            Short         175638        1.5421
CFD            Short         55257         1.5422
CFD            Short         63011         1.5448
CFD            Short         107764        1.5451
CFD            Short         59700         1.5485
CFD            Short         164872        1.5486
CFD            Short         98031         1.5495
CFD            Short         6105          1.551
CFD            Short         54400         1.552
CFD            Short         328546        1.5538
CFD            Short         783           1.5573


(i)  Writing, selling, purchasing or varying

Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry      Option money
e.g. call       selling,          securities to      price     American,       date        paid/received
option          purchasing,       which the option             European etc.               per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)




(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)




4.   OTHER INFORMATION


Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.

None


Is a Supplemental Form 8 attached? (Note 9)                 YES


Date of disclosure                         18 June 2008
Contact name                               Geoff Smith
Telephone number                           020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk

SUPPLEMENTAL FORM 8

DETAILS OF OPEN POSITIONS
(This form should be attached to Form 8.1, Form 8.1(b)(ii) or Form 8.3, as appropriate)

OPEN POSITIONS (Note 1)
Product name,     Written or  Number of securities   Exercise price   Type, e.g.     Expiry date
e.g. call option  purchased   to which the option    (Note 2)         American,
                              or derivative relates                   European etc.
Option            Purchased   48,200                 1.6646           EURO           27/08/2008
Option            Purchased   -2,000,000             1.2500           AMER           19/12/2008
Option            Purchased   -2,000,000             0.6000           AMER           19/12/2008
Option            Purchased   -1,300,000             1.4000           AMER           18/12/2009
Option            Purchased   -700,000               1.4000           AMER           18/12/2009
Option            Purchased   -272,000               1.5004           EURO           11/07/2008
Option            Purchased   -272,000               1.3239           EURO           11/07/2008
Option            Purchased   -48,200                1.6646           EURO           27/08/2008
Option            Purchased   -48,200                1.4688           EURO           27/08/2008
Option            Purchased   1,000                  160.0000         EURO           19/12/2008
Option            Purchased   -3,000,000             1.0000           AMER           19/12/2008
Option            Purchased   48,200                 1.4688           EURO           27/08/2008
Option            Purchased   10,000,000             1.7000           AMER           18/12/2009
Option            Purchased   272,000                1.3239           EURO           11/07/2008
Option            Purchased   272,000                1.5004           EURO           11/07/2008
Option            Purchased   380,000                1.3000           AMER           18/12/2009
Option            Purchased   380,000                1.8000           AMER           18/12/2009
Option            Purchased   475,000                1.8000           AMER           18/12/2009
Option            Purchased   760,000                1.3000           AMER           18/12/2009
Option            Purchased   760,000                1.3000           AMER           18/12/2009
Option            Purchased   1,045,000              1.8000           AMER           18/12/2009
Option            Purchased   1,500,000              1.1500           AMER           19/12/2008
Option            Purchased   5,000,000              1.1000           AMER           19/12/2008
Option            Purchased   1,000                  160.0000         EURO           19/12/2008

Notes

1. Where there are open option positions or open derivative positions (except for CFDs), full details should be given.
Full details of any  existing agreements to purchase or to sell  should also be given on this form.

2. For all prices and other monetary amounts, the currency must be stated.

For details of the Code's dealing disclosure requirements, see Rule 8 and its Notes which can be viewed on the Takeover
Panel's website at www.thetakeoverpanel.org.uk