hi all, I am trying to use SER as below: UA1>>>>>>>>>B2BUA>>>>>>>>SER------>GW UA1:192.168.10.198 B2BUA:192.168.10.144 SER:192.168.10.1 GW:192.168.10.156 When i try to make calls from UA1 i am getting mesg "SIP/2.0 483 Too Many Hops" what cud be wrong?? regards manu. --------------------------------- Do you Yahoo!? Yahoo! Mail SpamGuard - Read only the mail you want.