Knowledge Base

The Digium Knowledge Base is a searchable library of troubleshooting advice and current information updated by Digium support technicians.
Search:     Advanced search
Browse by category:
Contact Us
Knowledge Base / Hardware / Why am I getting a clicking noise?

Why am I getting a clicking noise?
Views: 5598, Votes: 1

Posted:
01 May, 2006 - Support D.

Updated:
14 Mar, 2008 - Support D.
Print Email article
If a clicking noise is present when dialing through an FXO or when getting dialtone from an FXS, this is cause by echotraining. Turn it off to get rid of the clicking. The click is necessary for the echotraining.
Other articles in this category
document I am hearing an echo. What can I do to fix this?
document How do I install Zaptel on a machine running Debian?
document How do I setup caller ID?
document How do I install the Zaptel drivers on a system running Fedora Core?
document Asterisk does not properly detect when a caller hangs up the phone. How do I fix this?
document How do I install Zaptel drivers on a system running Redhat?
document How can I find an IAXy on my network?
document When will the LED's light up on my TDM400P/TE110P/TE2XXP/TE4XXP?
document What kind of cable do I use to connect to a channel bank?
document Do I need a sound card for music on hold or voicemail?
document Which pins of the crossover cable are for TX- TX+ RX- RX+?
document Where can I find a motherboard with 3.3 volt slots for the TE410P/TE411P/TE210P card?
document What are the Power Requirements for the S100I(Iaxy)?
document What kernel modules are used for which piece of Digium hardware?
document Why do I hear echo when I make a call?
document What are the differences between FXS and FXO interfaces?
document What is the difference between loopstart, groundstart, and kewlstart signalling?
document I'm using Cybiolink P-1 ADSI analog phone with Asterisk. Unfortunately sometimes when I make a call Asterisk doubles or skips some DTMF's resulting in a wrong number. Can you help ?
document I'm using X100P/TDM400P/TDM2400P and I have random call hangups. What can I do ?
document I just received my DevKit. How should I set it up?
document How do I configure the TDM400P?
document How do I configure my TDM40B and X100P?
document I am unable to break dialtone with a channel bank and a T1 card.
document I have two cards: E100P and T100P (E400P and T400P). How can I tell which one is E1/T1 ?
document How do I install Digium's T1/E1 cards?
document I have E100P and T100P cards in my box. How can I know which one was loaded first ?
document I have two E100P cards in my box. How do I determine which one was loaded first ?
document I bought a X100P and need some help with configuration. Can you tell me what to do ?
document I bought a X100P and I'd like to use it with Windows Messanger 4.7 ...
document I have TE410 and want to use it with 24 FXS T1 channel band and 8 FXO/16 FXS T1 channel bank and two E1 spans. How do I configure the config files ?
document How do I disable call waiting or other features on the S100i/S101i (Iaxy)?
document What do I do if I can't compile Zaptel package on my system ?
document How do I upgrade the firmware on my S100i / S101i (Iaxy)?
document What are the power requirements for the S101I(IAXy)?
document How do I reset my IAXy to factory defaults?
document How do I connect a channel bank to my T1/E1 card?
document How do I install the TDM2400P/TDM400P?
document How do I configure Digium's T1/E1/J1 cards?
document Why does modprobe hang while loading a Zaptel kernel module?
document What should I do if my FXS fails calibration?
document How do I fix echo over VoIP when a Digium card is in the call path?
document Does the S101i IAXy have any compatibility issues?
document Why is my card getting an IRQ miss?
document Why do I get an NMI error?
document Why do I get an error saying Out of space to register...?
document Why am I getting dropped calls?
document Why am I getting phantom rings?
document Why am I having DTMF detection problems?
document Why is there a pause after the last DTMF digit?
document Why am I not getting a dialtone using a channel bank and a T1 card?
document Why is my handset not ringing?
document Why is my IAXy not registering?
document What is a TDM2400P?
document How does the naming convetion for TDM2400P's work?
document What is the cable pinout for a TDM2400P?
document What kind of a power connector does the TDM2400P require?
document How do I configure the TDM2400P?
document How do I make a T1/E1/J1 loopback connector?
document Which certifications has the TE411P received?
document Which certifications has the TE410P received?
document Which certifications has the TE406P received?
document Which certifications has the TE405P received?
document Which certifications has the TE110P received?
document Which certifications has the TDM400P received?
document How do I set the Dual/Quad span card in T1/E1 mode?
document How do I configure multiple Dual/Quad span cards in same machine?
document Is my S100U still under warranty?
document Is my X100P still under warranty?
document Is my T100P still under warranty?
document Is my E100P still under warranty?
document I'm using E&M Wink channels on a T1/E1 line and Asterisk is not getting the correct CallerID or DID numbers. What is the problem?
document Is my T400P still under warranty?
document Is my E400P still under warranty?
document How do I troubleshoot problems over email with Digium's Technical Support staff?
document I am getting error messages about PCI Master Aborts. What is wrong?
document I can't find the TE411P for sale on Digium's site. Why is that?
document I can't find the TE406P for sale on Digium's site. Why is that?
RSS Powered by KBPublisher (Knowledge base software)