Rogers Communications (RG

) offered to buy Rogers Wireless (RCN

) on the basis of 1.1 Rogers Communications shares per Wireless share. (6/12)

ADIR VoIP Technologies will buy NetSpeak Corp. (NSPK

) for $3.00-$3.10 per share cash. (6/12)

Peregrine Systems (PRGN

) agreed to acquire Remedy Corp. (RMDY

) for $9 cash and 0.9065 of a Peregrine share per Remedy share. (6/11)

Banknorth Group (BKNG

) agreed to buy Andover Bancorp (ANDB

) for 2.27 Banknorth shares per Andover share. Banknorth will also acquire Metrowest Bank (MWBX

) for $11.50 per share cash. (6/11)

Westport Resources (WRC

) will acquire Belco Oil & Gas (BOG

) on the basis of 0.4125 Westport share per Belco share. (6/11)