hello.......please help me that.....how to activate login key at cisco ip phone....message is here on cisco ip phone display<that key is not activate here>so,how to activate that key......cisco

hey.....my name is manod saini....i configure four cisco ip phone for another site.....so many site r here....and working properly...but one site problem is dial number from 8826 to 8847 then call going on another number e.g 8811 .so tell please whts...

just test .....i m ccnp (routing)also knowledge of voip....

    two location .......one is dera bassi and another is chd .......proble is here.....dial number from dera bassi side to chd then reeive my voice but....i cannot receive voice from chd......please tell me whts problem.....                        

two location ........dera bassi and chd......dial number from dera bassi to chd.....chd receive my voice but i cannot receive voice chd...so tell me... whts problem.......please provide me best to best answer immediatly......thanking you             ...