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               04 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      94,653,502      3.80%     6,225,658      0.25%
securities
(2) Derivatives    7,694,992      0.31%    24,292,925      0.97%
(other than
options)
(3) Options and   21,119,983      0.85%     9,640,400      0.39%
agreements to
purchase/sell
Total            123,468,477      4.95%    40,158,983      1.61%


(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      25,413                1.6600
Purchase      27,564                1.6600
Purchase      37,381                1.6501
Purchase      2,690                 1.6590
Purchase      19,689                1.6590
Purchase      1                     1.6500
Purchase      218,955               1.6555
Purchase      72,077                1.6555
Purchase      97,909                1.6590
Purchase      30,000                1.6590
Purchase      5,971                 1.6554
Sale          9,049                 1.6587
Sale          25,413                1.6600
Sale          172,429               1.6506
Sale          1                     1.6600
Sale          45,212                1.6504
Sale          97,909                1.6590
Sale          1,200                 1.6504
Sale          679                   1.6520
Sale          200,000               1.6525
Sale          640                   1.6474
Sale          600                   1.6504
Sale          4,990                 1.6667

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          136322        1.6501
CFD            Long          45212         1.6504
CFD            Long          172429        1.6505
CFD            Long          200000        1.6524
CFD            Long          9049          1.6586
CFD            Long          143278        1.6594
CFD            Long          1             1.66
CFD            Long          4990          1.6666
CFD            Short         1             1.65
CFD            Short         37381         1.6501
CFD            Short         72077         1.6554
CFD            Short         218955        1.6555

(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                         05 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   177,583                1.7518           EURO           06/06/2008
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   1,000                  160.0000         EURO           19/12/2008
Option            Purchased   -3,000,000             1.0000           AMER           19/12/2008
Option            Purchased   48,200                 1.6646           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   48,200                 1.4688           EURO           27/08/2008

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