×

Warning message

  • Cisco Support Forums is in Read Only mode while the site is being migrated.
  • Cisco Support Forums is in Read Only mode while the site is being migrated.

why does echo canceler make problem ?

Unanswered Question
May 6th, 2003
User Badges:

hi

AS 5350 is connected to the PSTN with E1.

when i call to the PSTN end from IPphone or with the opposite direction and

instantaneously IPphone end speak up, that moment the PSTN end has a listening problem.

the problem was solved, as soon as i did disable the echo canceler fuction.

but surely this time echo problem was come out.


  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
Loading.
jbayuka Mon, 05/12/2003 - 13:56
User Badges:
  • Bronze, 100 points or more

If echo delay is longer than the provisioned tail length, echo cancellation will not work.


http://www.cisco.com/en/US/products/hw/vcallcon/ps2027/products_installation_guide_chapter09186a00800c1a3a.html#1222556


You can learn more about echo related issues here

http://www.cisco.com/en/US/tech/tk652/tk698/technologies_tech_note09186a0080149a1f.shtml

Actions

This Discussion