Limited Power of Attorney - Securities Compliance



This statement confirms that the undersigned, as an officer, director or
beneficial owner of more than 10% of any class of any equity security of
Juniper Networks, Inc. (the "Corporation"), hereby appoints Brian Martin,
Robert Mobassaly, Dena Acevedo and Mary Catherine Malley and each of them,
the undersigned's true and lawfulattorneys-in-facts and agents to complete
and execute any and all Form ID, Form 144 reports, Form 3,4 and 5 reports and
other forms (including any amendments thereto) as such
attorneys shall in his or her discretion determine to be required or advisable
pursuant to Rule 144 promulgated under the Securities Act of 1933 (as amended),
Section 16 of the Securities Exchange Act of 1934 (as amended) and the rules
and regulations promulgated thereunder, or any successor laws and regulations,
as a consequence of the undersigned's ownership, acquisition or disposition
of securities of the Corporation, and to do all acts necessary in order
to file such forms with the Securities and Exchange Commission, any securities
exchange or national association, the Corporation and such other person or
agency as the attorney shall deem appropriate.  The undersigned hereby
ratifies and confirms all that said attorneys-in-fact and agents shall do
orcause to be done by virtue hereof.  The authority of Brian Martin,
Robert Mobassaly, Dena Acevedp and Mary Catherine Malley under this
Limited Power of Attorney shall continue until the undersigned is no longer
required to file Form 144 or Forms 3, 4 and 5 reports with regard to the
undersigned's ownership of or transactions in securities of the Corporation,
unless earlier revoked in writing.  The undersigned acknowledges that
Brian Martin, Robert Mobassaly, Dena Acevedo and Mary Catherine Malley and
the Corporation are not assuming any of the undersigned's responsibilities
to comply with Section 16 of the Securities Exchange Act of 1934 (as amended)
or Rule 144 promulgated under the Securities Act of 1933 (as amended).

This Limited Power of Attorney is executed at Sunnyvale, California as of
the date set forth below.

						/S/ Thomas Austin
						Signature


						Thomas Austin
						Type or Print Name

						August 1, 2019
						Date