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                                                                      Exhibit 24

                                POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS:

                  WHEREAS, Lucent Technologies Inc., a Delaware corporation
(hereinafter referred to as the "Company"), proposes to file with the Securities
and Exchange Commission, under the provisions of the Securities Exchange Act of
1934, as amended, an Annual Report on Form 10-K/A for the fiscal year ended
September 30, 2000; and

                  WHEREAS, the undersigned is a Director (and Officer) of the
Company, as indicated below his or her signature:

                  NOW, THEREFORE, the undersigned hereby constitutes and
appoints Frank A. D'Amelio and Mark R. White and each of them, as attorneys for
and in the name, place and stead of the undersigned, and in the capacity of the
undersigned as a Director (and Officer) of the Company, as indicated, to execute
and file such Form 10-K/A and any amendments or supplements thereto, hereby
giving and granting to said attorneys, and each of them, full power and
authority to do and perform each and every act and thing whatsoever requisite
and necessary to be done in and about the premises, as fully, to all intents and
purposes, as the undersigned might or could do if personally present at the
doing thereof, hereby ratifying and confirming all that said attorneys may or
shall lawfully do, or cause to be done, by virtue hereof.

                  IN WITNESS WHEREOF, the undersigned has executed this Power of
Attorney this 24th day of May, 2001.


By /s/ Henry B. Schacht                       By /s/ Carla A. Hills
   -----------------------                       -----------------------
   Name:  Henry B. Schacht                       Name:   Carla A. Hills
   Title: Chairman of the Board and              Title:  Director
               Chief Executive Officer



By /s/ Paul A. Allaire                        By /s/ Franklin A. Thomas
   ----------------------                        -------------------------
   Name:  Paul A. Allaire                        Name:  Franklin A. Thomas
   Title: Director                               Title: Director


By /s/ Betsy S. Atkins                        By /s/ John A. Young
   ------------------------                      --------------------
   Name:  Betsy S. Atkins                        Name:  John A. Young
   Title: Director                               Title: Director
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                                POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS:

                  WHEREAS, Lucent Technologies Inc., a Delaware corporation
(hereinafter referred to as the "Company"), proposes to file with the Securities
and Exchange Commission, under the provisions of the Securities Exchange Act of
1934, as amended, an Annual Report on Form 10-K/A for the fiscal year ended
September 30, 2000; and

                  WHEREAS, the undersigned is an Officer of the Company, as
indicated below his signature:

                  NOW, THEREFORE, the undersigned hereby constitutes and
appoints Frank A. D'Amelio as attorney for and in the name, place and stead of
the undersigned, and in the capacity of the undersigned as an Officer of the
Company, to execute and file such Form 10-K/A and any amendments or supplements
thereto, hereby giving and granting to said attorney, full power and authority
to do and perform each and every act and thing whatsoever requisite and
necessary to be done in and about the premises, as fully, to all intents and
purposes, as the undersigned might or could do if personally present at the
doing thereof, hereby ratifying and confirming all that said attorney may or
shall lawfully do, or cause to be done, by virtue hereof.

                  IN WITNESS WHEREOF, the undersigned has executed this Power of
Attorney this 24th day of May, 2001.


                                            By /s/ Mark R. White
                                               ---------------------
                                               Name:  Mark R. White
                                               Title: Principal Accounting
                                                      Officer
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                                POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS:

                  WHEREAS, Lucent Technologies Inc., a Delaware corporation
(hereinafter referred to as the "Company"), proposes to file with the Securities
and Exchange Commission, under the provisions of the Securities Exchange Act of
1934, as amended, an Annual Report on Form 10-K/A for the fiscal year ended
September 30, 2000; and

                  WHEREAS, the undersigned is an Officer of the Company, as
indicated below her signature:

                  NOW, THEREFORE, the undersigned hereby constitutes and
appoints Mark R. White as attorney for and in the name, place and stead of the
undersigned, and in the capacity of the undersigned as an Officer of the
Company, to execute and file such Form 10-K/A and any amendments or supplements
thereto, hereby giving and granting to said attorney, full power and authority
to do and perform each and every act and thing whatsoever requisite and
necessary to be done in and about the premises, as fully, to all intents and
purposes, as the undersigned might or could do if personally present at the
doing thereof, hereby ratifying and confirming all that said attorney may or
shall lawfully do, or cause to be done, by virtue hereof.

                  IN WITNESS WHEREOF, the undersigned has executed this Power of
Attorney this 24th day of May, 2001.


                                      By /s/ Frank A. D'Amelio
                                         -------------------------
                                         Name:  Frank A. D'Amelio
                                         Title: Executive Vice President and
                                                Chief Financial Officer