Specifications

OLE reference
Gallagher & Robertson Glink: API reference manual 165
The TCPprotocol is only relevant if the CommName is Windows sockets
(WINS) and may be one of the following:
T = Telnet
S = SNI/OSI link
N = NCR/OSI link
6 = DNTD gateway
W = Raw TCP/IP
S = G&R DIWS gateway
D = G&R DSA gateway
R = Rlogin
V = TNVIP
3 = TN3270
5 = TN5250