Category: VoIP
Asterisk Installation- A VoIP Gateway
Asterisk is rightly stated as the keystone in telecommunication systems. Asterisk PBX is extensively used for the VoIP calls, mainly with the SIP (session initiation…
How to configure LLDP on Cisco switch for Nortel IP Phone
Here is the story about "How to configure LLDP (802.1ab) on Cisco switch for Nortel IP Phone". Well, some of them don’t like this…
Nortel IP Phone/NTDU92 Setting for auto DHCP config with Option 191
Tweet [ Phone Configuration ] 1. Getting setup mode. When the Nortel IP phone is powered on, wait until "Nortel network" sign comes on the…
How to setup DHCP Window server for LG/Nortel IP phones
It took a while to figure out how to setup Nortel IP phone with window 2008 server DHCP auto configuration and here is the…
How to add DHCP scope option on Window Server for Nortel IP phones
How to add DHCP scope option on Window Server for Nortel IP phones 1. From DHCP server manager, highlight on name of DHCP server …
VoIP protocols on OSI 7 Layers
Here is VoIP protocols on OSI 7 Layers Layer 6 / Presentation ; G.729(A), G.723, G.711 Layer 5 / Session ; H.323, SIP, SDP…
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