Hello, These dialers are free: x-lite: www.xten.com SJphone: www.sjlabs.com LIPZ4: www.zultys.com (Linux) Regards, Koyama Zehi <zehi_koyama(a)yahoo.com> wrote: Dear All, I need to test the voicemail functionality of SER proxy, please sugeest me some free user agent to perform this test. As I tryed with windows messanger but I conuld not succed. As with windows messanger I can communicate only with on line user (as per my best knowledge). But due to the testing of voicemail I need to send an invite request to off line user which could e lead as voice mail session. thanks .. koyama Girish Gopinath <gr_sh2003(a)yahoo.com> --------------------------------- Do you Yahoo!? Yahoo! Mail is new and improved - Check it out!