The newest trend is to go all-IP using SIP TRUNKING to connect your business office to the Telephony Service Provider network. A SIP Trunk allows the company to replace the t
You must have heard about IP Phone and SIP (Software IP Phone).Nowadays standard PSTN phone are being replaced by IP Phones one of the main reason why...
R1：
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot-end-marker
!
no aaa new-
