The phone equipment giant Nortel Networks Corp. has hired Los Angeles’ Gibson, Dunn & Crutcher L.L.P. to handle its proposed $3.25 billion acquisition of Boca Raton, Fla.’s Qtera Corp. Qtera, a producer of ultralong-reach optical networking systems, has retained Atlanta’s Morris, Manning & Martin.

The Gibson Dunn attorneys representing Bramwich, Ontario, Canada-headquartered Nortel are partners: in Palo Alto, Calif., Lawrence Calof and David Kennedy, and in Los Angeles, Stephen Tolles; and associates: Denis Curran, in Palo Alto, and Amanda Riley, in San Francisco. The Nortel in-house attorneys are, in Santa Clara, Calif., Richard Tallman, vice president and associate general counsel, mergers and acquisitions; and Stephanie Siegel, corporate counsel, mergers and acquisitions.