[Asterisk-Users] E1 Echo

[Florian Overkamp]

Rich Adamson wrote:
>>We have found that a relatively innocent change by the local incumbent 
>>operator has forced us to modify our pstn gateways to change from 128 
>>taps to 256 taps. 
> 
> 
> What type of a change did they make?

Although it's a bit unclear how things evolved exactly (since no-one 
ever tells us), a number of interconnection points throughout the 
country were consolidated, significantly increasing the chance that 
delay exceeded 128 taps.