[asterisk-users] E4 Superframe E&M?

Steve Totaro stotaro at first-notification.com
Sun Oct 28 13:31:52 CDT 2007


Richard Lyman wrote:
> Steve Totaro wrote:
>   
>> Richard Lyman wrote:
>>   
>>     
>>> Steve Totaro wrote:
>>>     
>>>       
>>>> I need to create a couple of tie lines between a legacy system and an 
>>>> Asterisk system.  I was told that the tie lines are E4 Superframe E&M.
>>>>
>>>> I have done E&M wink but have no idea about E4 Superframe E&M and Google 
>>>> is not helping me here.
>>>>
>>>> Does anyone know about this type of signaling and if Asterisk can handle it?
>>>>
>>>> Thanks,
>>>> Steve
>>>>
>>>>   
>>>>       
>>>>         
>>> use this
>>>
>>> zaptel.conf
>>>
>>> span=1,1,0,d4,ami
>>> e&m=1-24      ; 1-32 for E4
>>>
>>>
>>> zapata.conf
>>>
>>> signalling=em
>>> channel => 1-24   ; 1-32 for E4
>>>
>>>     
>>>       
>> Thanks to everyone who has responded so quickly to my question.
>>
>> To my way of thinking, it would be better to have the legacy tie-line 
>> reconfigured to use esf if possible.
>>
>> Is D4 (superframe) well supported in Asterisk, are there less features? 
>>   If it is virtually the same, then I guess I will just setup Asterisk 
>> to use it rather than messing with the legacy system.
>>
>> Thanks,
>> Steve
>>
>>
>>   
>>     
> i need sleep that is for sure.
>
> the 1-32 for E4 stuff was meant to be for E1 stuff you can just increase 
> the channel count. (1-31)
>
> if possible, yes, because you get the added error information with ESF.
>
> using d4,ami with em signalling has worked for years for us (on 1.2). 
> i have not tested it with 1.4
>
> if i were you, i would 'test' the above settings first, then change to 
> ESF.  that way at least you will have something to fall back too.
>
>   
Ok finally setting this up.  How do I debug since it is not PRI? 

I have a Sangoma card and four tie lines.  When i try straight through 
cables, I see the channels starting and stopping but no green light on 
card or solid light on proprietary system. 

Thanks,
Steve




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