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User can easily observe if the VOIP 2747 is working normally and
monitor the system status (network status, registering status) from the
LCD panel display.
o A “PKT Trace” function is supported to display the packets received
on the LCD panel and helps network administrator find the problem on
line.
• Call with or without gatekeeper / proxy(direct IP dialing) :
o Follows standard SIP / H.323 protocol and is compatible with most
existing SIP proxy / H.323 gatekeepers.
• Provides easy configuration methods:
o Setting by keypads on the phone.
o Setting by web browser.
• Supports RFC-3261, H.323, TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP,
DNS, DHCP, NTP/SNTP, FTP, PPP, PPPoE protocols.
• Interoperable with most of the existing SIP/H.323 VoIP devices (IP-phone,
gateway, gatekeeper, proxy, soft-switch, IP-PBX), including Microsoft
NetMeeting, Cisco gateways / gatekeepers:
o Please refer to the section 6.2/6.3 Interoperability List for a complete
listing.
• The WAN Port works with either straight through or crossover Ethernet cable.