Magtek DynaPro Go Installation And Operation Manual page 20

3 - Planning and Preparation
Table 3-2 - Protocols and Ports
Protocol
ARP
RARP
DHCP Client
DNS Client
(Only when using Device Initiated mode)
TCP outbound requests to host
(Only when using Device Initiated mode)
TCP Inbound requests from host
IGMP
IPv4
UDP
ICMP
Gedday DNS Service Discovery
(Only when using Device Initiated mode)
DynaPro Go| Handheld PIN Pad Device with MSR/Contact/Contactless | Installation and Operation Manual
N/A
N/A
Standard (UDP out, bind to 67/68 on server)
Standard (UDP out, bind to 53 on server)
Must be specified and configured
TCP Port 26 (configurable)
N/A
N/A
N/A
N/A
53
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Default Port