Author: admin

Asterisk TDM Gain Level – tx and rx

To adjust the voice gain level, tx or rx : at Dahdi config : /etc/asterisk/chan_dahdi.conf txgain : Increase for outgoing audio. Default 0. rxgain : Increase for incoming audio. Default 0. After done, restart asterisk to make it...

Read More

Checking SSD Health

To check SSD health, need to install smartertools At Ubuntu or similar Distro (CentOS please use yum) #apt-get install smartmontools Check the Media_Wearout_Indicator # smartctl -a /dev/sda | grep Media_Wearout_Indicator To show...

Read More

What is PVID in Cisco

PVID = Port Vlan ID PVID (Port VLAN ID) is a default VLAN id assigned to frames coming to the port Example 1. interface fa0/1   switchport mode access   switchport access vlan 10   switchport voice vlan 20   switchport trunk...

Read More

Calendar

December 2024
M T W T F S S
« Feb    
 1
2345678
9101112131415
16171819202122
23242526272829
3031