[Serusers] Noisy feedback tells

[kaiser]

Hi,

When my cisco sends Invite meg  to ser, ser reply a 100 trying....
and at the tail of message, I found: Noisy feedback, what does it mean? How do I fix it?


16:33:40: Received:
SIP/2.0 100 trying -- your call is important to us
Via: SIP/2.0/UDP  210.209.13.171:5060
From: <sip:77312066 at 210.209.13.171>;tag=38DBBE8-98
To: <sip:277189666 at 210.209.13.169>
Call-ID: CE3E0070-1FB911D8-8655ECFC-22AC03FC at 210.209.13.171
CSeq: 101 INVITE
Server: Sip EXpress router (0.8.11pre29 (i386/linux))
Content-Length: 0
Warning: 392 210.209.13.169:5060 "Noisy feedback tells:  pid=5319 req_src_ip=210.209.13.171 req_src_port=59109 in_uri=sip:277189666 at 210.209.13.169:5060 out_uri=sip:310404 at 210.209.13.170:34597;transport=udp via_cnt==1"


thanks