Page Comparison

Versions Compared

Version	Old Version 3	New Version 4
Changes made by	Kelli Higdon	Kelli Higdon
Saved on	Feb 02, 2024	Mar 27, 2024

Key

This line was added.
This line was removed.
Formatting was changed.

Vega FAQ

...

Telephony Questions

What are the differences between FXS ports and FXO ports?
Cannot make outbound Calls from a POTS handset connected to an FXS port?
On a BRI unit I am getting regular link down, link up messages in the event log, and the BRI layer 1 LED flashes?
When I try to make a call I get a cleardown code which I do not understand?
Why do I not get a DISPLAY name on a TE to NT link?
Why does my ISDN call not work for ISDN to ISDN calls?
What do I do if, during installation, the PBX reports RAI and layer 1 does not come up?
H.323 Questions
My H.323 Vega does not register with the gatekeeper at power on or reboot

...

My SIP Registration is failing - why?
I get no ringback tone when calling an FXS Vega gateway even though the phone is ringing - why?
I am sending RFC2833 messages to the Vega but it is not generating any tones?
How Can I Force 180's To Be Sent?
Instead of receiving Calling Party Number, I'm receiving Auth Name/Trunk Name on SIP end?

...

FTP, TFTP and upgrade Questions

I get a message "cannot connect to TFTP server"?
I get a message "error - not a VegaStream file" when upgrading my system?
Vega stops downloading the firmware image in the middle of the upgrade?
How do I backup / restore my configuration?

...

Dial Planner Questions

White List
Assigning FXO Ports DID's and Groups

...

Fax calls work to standard fax machines, but are intermittent in even starting to send faxes if the destination fax machine is a combined fax / phone / answering machine
T.38 fax does not work reliably with Cisco VoIP gateways

...

Maintenance Questions

What is the latest firmware and where can I get it from?
In a 'Log Display On', how do I identify which DSL the ISDN messages refer to?
In RTP, what values should I expect in Mark, Seq and Time?

...

3rd party interop Questions

Asterisk interop
AYC interop - Media
Brekeke Ondo
BroadSoft interop
Cisco interop
Cisco Call Manager - How do I get a Vega to advertise its prefixes
Cisco - unexpected cleardown reasons
Microsoft LCS (Live Communications Server)
Microsoft NetMeeting
QuesCom interop
Rostrvm interop - Media

...

Firewalls and NAT Questions

Cisco PIX - Vega sdp is not correctly translated by Cisco's ALG resulting in no audio being received from the public network into the private network
Web browser does not work properly through a firewall / through a VPN tunnel

...

Debugging Questions

How do I collect an ISDN trace if I only have web access to my Vega (no telnet or serial access)?
When I dial on my phone connected to an FXS port dial tone stays on the line and DTMF is never detected?

...

PSTN Config: Digital

Why Is There No Ringing When I Call In The PRI?
Why Is There No Caller ID?
Why Is There No Caller ID on R2 (ITU) Links?
Why Is My CAS Link Not Providing DNIS/DID?
Why can't I set CID on outgoing calls?

Audio Quality questions

...

I get very poor quality audio played through my Vega

...

Table of Contents

minLevel	1
maxLevel	6
outline	false
style	none
type	list
printable	false

Panel

bgColor	#F4F5F7

THIS DOCUMENT DESCRIBES A NUMBER OF PROBLEMS THAT MAY BE ENCOUNTERED AND METHODS TO WORK AROUND THEM.

...