VP-12, VP-12P IP phones. Operation manual
8
Value Added services
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Call Hold
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Call Transfer
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Call Waiting;
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Call Forward on Busy
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Call Forward on No response
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Call Forward Unconditional
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Do not disturb (DND)
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Caller Line Identification Restriction
–
CLIR
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Hotline/Warmline
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3 Way-conference
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Stop dialing by pressing #
Network features
Key features
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Opportunity to divide voip, managment and pc-data traffic to different
vlans
Protocols
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Static IP
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DHCP
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PPPOE
Support for PPPoE
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PAP, SPAP and CHAP authorization
•
PPPoE compression
Support for DHCP option
1 - Subnet Mask
3 - Router
6 - Domain Name Server
12 - Host Name
15 - Domain Name
26 - Interface MTU
28 - Broadcast Address
33 - Static Route
42 - Network Time Protocol Servers
43 - Vendor-Specific Information
66 - TFTP ServerName
67 - Bootfile name
120 - SIP Servers
121 - Classless Static Route
249 - Private/Classless Static Route(Microsoft)
Support for QoS mechanisms
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IP DSCP header
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802.1P
Support for DNS
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Static DNS servers addresses
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Obtaining DNS servers addresses via DHCP
Support for NTP
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Static NTP server address assignment
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Obtaining NTP server address via DHCP
Network access limitation
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Firewall
•
MAC filter