<s>
TCPware	B-Protocol
is	O
a	O
third	O
party	O
layered	O
product	O
published	O
by	O
"	O
Process	O
Software	O
LLC	O
"	O
to	O
add	O
TCP/IP	B-Protocol
capabilities	O
to	O
OpenVMS	B-Operating_System
.	O
</s>
<s>
The	O
need	O
for	O
such	O
a	O
product	O
may	O
seem	O
obvious	O
today	O
but	O
back	O
in	O
the	O
early	O
1990s	O
Digital	O
Equipment	O
Corporation	O
(	O
who	O
published	O
VAX/VMS	B-Operating_System
as	O
it	O
was	O
known	O
at	O
the	O
time	O
)	O
had	O
an	O
internal	O
policy	O
favoring	O
their	O
own	O
product	O
called	O
DECnet	B-Protocol
.	O
</s>
<s>
Meanwhile	O
,	O
many	O
VMS	B-Operating_System
users	O
in	O
governments	O
,	O
large	O
corporations	O
and	O
universities	O
were	O
discovering	O
the	O
"	O
TCP/IP	B-Protocol
based	O
"	O
internet	O
and	O
required	O
third	O
party	O
software	O
to	O
enable	O
connectivity	O
to	O
it	O
.	O
</s>
<s>
Today	O
,	O
VSI	O
's	O
"	O
TCPIP	B-Protocol
Services	O
for	O
OpenVMS	B-Operating_System
"	O
is	O
putting	O
pressure	O
on	O
products	O
like	O
TCPware	B-Protocol
.	O
</s>
<s>
One	O
reason	O
TCPware	B-Protocol
has	O
not	O
faded	O
from	O
use	O
is	O
two	O
TCPware	B-Protocol
APIs	B-General_Concept
called	O
"	O
the	O
Telnet	O
Library	O
"	O
and	O
"	O
the	O
FTP	O
Library	O
"	O
.	O
</s>
<s>
In	O
the	O
early	O
1990s	O
,	O
DEC	O
produced	O
its	O
own	O
version	O
of	O
UNIX	B-Application
called	O
ULTRIX	B-Operating_System
which	O
supported	O
TCP/IP	B-Protocol
.	O
</s>
<s>
Almost	O
as	O
a	O
skunk	O
works	O
project	O
,	O
it	O
produced	O
a	O
layered	O
product	O
for	O
VMS	B-Operating_System
called	O
UCX	O
(	O
Ultrix	B-Operating_System
Communications	O
Extensions	O
)	O
which	O
later	O
evolved	O
into	O
"	O
TCPIP	B-Protocol
Services	O
for	O
OpenVMS	B-Operating_System
"	O
.	O
</s>
<s>
TCPware	B-Protocol
's	O
"	O
Telnet	O
Library	O
"	O
can	O
be	O
used	O
for	O
other	O
protocol	O
transfers	O
like	O
HTTP	B-Protocol
and	O
SMTP	B-Protocol
.	O
</s>
