SpectraLink NetLink Wireless Telephones Best Practices White Paper Wireless Telephone White Paper page 16

Deploying netlink wireless telephones best practices

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the IP telephony protocol used on the telephony switch interface. The

telephony switch vendor should be able to supply the port numbers used

by the protocol.

The NetLink Wireless Telephones, NetLink Telephony Gateways, and

NetLink SVP Server use TCP and UDP and other common IP protocols

from time to time. These include DHCP, DNS, WINS, TFTP, FTP,

Telnet, ARP, and ICMP. SpectraLink uses proprietary UDP channels

between the infrastructure components that use UDP ports 5454 - 5458.

The push-to-talk (PTT) mode of the NetLink i640 Wireless Telephone

uses the multicast IP address 224.0.1.116, which is also used by the

NetLink Wireless Telephones and infrastructure components to locate

and maintain each other.

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