Virtual TapeServer 6.03.41 Installation Guide
62 | Configuring EMS Communication
c. Add the following parameters at the bottom of the file that is displayed:
Parameter Description Values Required
ems_enable Enables EMS. Specifically, this 
parameter defines whether to 
run the processes for monitoring 
EMS messages.
YES or NO Yes
ems_hostnames Identifies the NonStop servers 
for which a Telnet session will 
be established. 
Each specified hostname can 
then have other parameters 
associated with it. These 
parameters begin with ems_ 
and end with _NSserver, where 
NSserver is one of those listed 
for this parameter. However, 
you can also specify _ANYSYS 
for parameters pertaining to all 
hosts. If the same parameter is 
specified that end with 
_NSserver, the corresponding 
_ANYSYS parameter is 
overridden.
List of 
hostnames 
Yes
ems_hostaddr_ 
NSserver
Specifies the Telnet target for 
each host.
An IP 
address or 
DNS name
Yes
ems_hostdevs_ 
NSserver
Specifies the list of tape device 
names configured on the 
NonStop server that are 
connected to VTS.
List of tape 
device 
names
Yes
ems_virtdevs_ 
NSserver
Specifies the list of virtual tape 
drives known to the NonStop 
server that correspond to the 
list specified by 
ems_hostdevs_NSserver. If 
this entry is omitted, VTS uses 
the same names listed for the 
host. If specified, there must be 
the same number of virtual tape 
names as host tape names. 
There is a one-to-one 
correspondence.
List of 
virtual tape 
drives
Yes
ems_username_ 
NSserver
Specifies the user ID for the 
Telnet session.
Username Yes










