[Asterisk-Users] Calls from SIP ATA to CO

2005-02-07 Thread Henry Ngai
. Other times I will get message from SBC that the call has failed.   I suspect Asterisk did not give enough time for the CO line to react to "Off-Hook" signal. Does anyone knows for sure? And if there is any parameter to change the time somewhere?  

Re: [Asterisk-Users] Asterisk , ISA Firewall/VPN , STUN and other

2004-09-21 Thread Henry Ngai
First, I assume that you will be running NAT at both locations, if that is not the case, then the configuration will change.   When you said VPN, are you using PPTP or IPSEC? Microsoft supports PPTP. In order to connect a PC over VPN to the office, which has a PPTP VPN Server, you will need