diff options
Diffstat (limited to 'UPGRADE.txt')
| -rw-r--r-- | UPGRADE.txt | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/UPGRADE.txt b/UPGRADE.txt index f26e09d..cd694de 100644 --- a/UPGRADE.txt +++ b/UPGRADE.txt @@ -62,10 +62,9 @@ Any or all of these modules can be loaded at the same time, and the echo canceler to be used on the system's channels can be configured using the dahdi_cfg tool from the dahdi-tools package. -IMPORTANT: It is *mandatory* to configure an echo canceler for the -system's channels using dahdi_cfg unless the interface cards in use -have echo canceler modules available and enabled. There is *no* -default software echo canceler with DAHDI. See +IMPORTANT: It is *mandatory* to configure an echo canceler for the system's +channels using dahdi_cfg. There is *no* default echo canceler with DAHDI, not +even hardware echo cancellation modules. See <<_echo_cancellers,section on echo cancellers>> in sample system.conf. |