SIP.US Cisco SPA8000 Configuration (Formerly Linksys SPA8000)
1. Enter the Linksys SPA8000 Web GUI
2. Select the Voice tab
3. Select the Advanced mode link in the upper right hand side
4. Select the SIP tab
5. In the NAT Support Parameters set STUN Enable to yes and STUN Server to stun.sip.us
6. Select the Regional tab
7. Set the following:
Ring Waveform to Sinusoid
Ring Voltage to 95
CPC Delay to 0.2
CPC Duration to 0.6
Under Miscellaneous Section -Set the following:
Time Zone to the correct GMT time
set Daylight Saving Time Rule: start=3/8/7/2:0:0;end=11/1/7/2:0:0;save=1
8. The 8 Lines can have individual Line registrations L1-L8 or use the internal Trunk Group registrations on T1-T4.
8.1. To enable a Line to use Trunk Group:
8.1.1. Select the Line tab, set the following values:
Line Enable=yes
Trunk Group=desired T1-T4
NAT Mapping Enable=yes
NAT Keep Alive Enable=yes
8.1.2. Set Dial Plan to:
([49]11|[933]|1xxx[2-9]xxxxxxS0|<:1>[2-9]xxxxxxxxxS0|<011:>x.)
8.1.3. Select the Trunk Group tab for the corresponding Trunk Group selected in the Line setting.
8.1.4. Set: Line Enable=yes.
In the Subscriber Information section, set the following:
User ID=SIP.US Trunk Number
Password=SIP.US Trunk Password
Auth ID=no
Contact List= Lines associated with Trunk Group and group ring settings(Refer to Linksys SPA8000 user manual)
Dial Plan=([*#0-9A-D][*#0-9A-D].)
NAT Mapping Enable=yes
NAT Keep Alive Enable=yes
Proxy=gw.sip.us
8.2. To enable a Line to use an individual Line Registration:
8.2.1. Select the Line tab, set the following:
Line Enable=yes
Trunk Group=none
NAT Mapping Enable=yes
NAT Keep Alive Enable=yes
Proxy=gw.sip.us
Register Expires=120 (normal range can be from 30 seconds to 180 seconds depending on how fast you local router/firewall shuts down UDP ports)
User ID= SIP.US Trunk Number
Password=SIP.US Trunk Password
Use DNS SRV = yes
DNS SRV Auto Prefix = yes
9. Submit All Changes
10. Select the Info tab to check Line/Trunk Registration Status
10.1. Lines registered to internal Trunk Groups will show Registration State: Registered (with internal proxy) with a blank “Last Registration At” and blank “Next Registration In” fields
10.2. Trunk Group registrations are shown in the Trunk Status section
10.3. Lines registered to individual Line Registrations will show Registration State: Registered
11. On your SIP.US portal, under the "SIP Trunking" tab, locate your trunk. Select "Modify Trunk" and ensure that "Contact Override" is set to "OFF." If you do not do this, your inbound calls will likely fail.