Hi, here is dial-peer config:

dial-peer voice 5284 voip
description Mys Kamenniy
translation-profile outgoing TO_M_KAM
destination-pattern 752841[0-3]
session protocol sipv2
session target ipv4:10.96.120.70
codec g711ulaw
no vad

here is debug output from SPA9000:

May 19 16:12:10 10.96.120.70 INVITE sip:8410@10.96.120.70:5060 SIP/2.0
Via: SIP/2.0/UDP 10.90.3.5:5060;branch=z9hG4bK4D86464
Remote-Party-ID: <sip:3462770040@10.90.3.5>;party=calling;screen=yes;privacy=off
From: <sip:3462770040@10.96.200.4>;tag=6A55D010-1347
To: <sip:8410@10.96.120.70>
Date: Wed, 19 May 2010 10:12:10 GMT
Call-ID: D24B4550-626511DF-8CFFAA65-341E4346@10.90.3.5
Supported: 100rel,timer,resource-priority,replaces
Min-SE:  1800
Cisco-Guid: 3469668001-1650790879-2676162590-4154246192
User-Agent: Cisco-SIPGateway/IOS-12.x
Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY, INFO, REGISTER
CSeq: 101 INVITE
Max-Forwards: 70
Timestamp: 1274263930
Contact: <sip:3462770040@10.90.3.5:5060>
Expires: 180
Allow-Events: telephone-event
Content-Type: application/sdp
Content-Disposition: session;handling=required
Content-Length: 202

v=0
o=CiscoSystemsSIP-GW-UserAgent 778 11 IN IP4 10.90.3.5
s=SIP Call
c=IN IP4 10.90.3.5
t=0 0
m=audio 17102 RTP/AVP 18
c[here syslog cuts rest of the line]

May 19 16:12:10 10.96.120.70 SIP/2.0 403 Forbidden
To: <sip:8410@10.96.120.70>;tag=60b7acd9-0
From: <sip:3462770040@10.96.200.4>;tag=6A55D010-1347
Call-ID: D24B4550-626511DF-8CFFAA65-341E4346@10.90.3.5
CSeq: 101 INVITE
Via: SIP/2.0/UDP 10.90.3.5:5060;branch=z9hG4bK4D86464
Timestamp: 1274263930
Server: Linksys/SPA9000-6.1.5
Allow-Events: talk, hold, conference
Content-Length: 0

Don't know why the call is rejected. I can successfully call from SPA9000 to Cisco.

There is also IPGear Claro IP GateWay, it can succesfully call SPA9000 to