[Asterisk-Users] Music on hold not initiating RTP stream?

[Kevin P. Fleming]

Ray Van Dolson wrote:

> The ATA's are Sipura SPA-2002's and I have MOH Server set to 899 on each.

Take that out, you don't need it.

> However, with a call in progress, if I hit hold or flash on SIP ATA 1, it
> behaves correctly, but no music on hold is heard on SIP ATA 2.  I can see in
> my Asterisk console that MusicOnHold() gets called and tcpdump shows the
> INVITE that first sets the RTP source to 0.0.0.0 then sets it to the IP of my
> Asterisk box.

None of this is needed; Asterisk will stream MOH to ATA 2 all by itself, 
just by the fact that ATA 1 put ATA 2 on hold. You have 
over-complexified the setup :-)