EXHIBIT 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this registration statement on Form S-8 of our report dated May 3, 2000 (except with respect to the matter discussed in Note 12 as to which the date is August 3, 2000) included in the Ceragon Networks Ltd. (formerly known as Giganet Ltd.) registration statement on Form F-1 (No. 333-12312), and to all references to our Firm included in this registration statement on Form S-8. /s/Luboshitz Kasierer Member firm of Arthur Andersen Tel Aviv, Israel January 23, 2001