Change the network attributes (Los Angeles) in three-system network

The Change Network Attributes (CHGNETA) command sets the attributes for the system within the network. The following attributes are for NEWYORK:

LCLNETID(APPN)
Specifies that the name of the local network is APPN. The remote location (CHICAGO in the example) must specify this name as the remote network identifier (RMTNETID) on the CRTCTLAPPC command.
LCLCPNAME(LOSANGEL)
Specifies that the name assigned to the local control point is LOSANGEL. The remote system specifies this name as the remote control point name (RMTCPNAME) on the CRTCTLAPPC command.
LCLLOCNAME(LOSANGEL)
The default local location name of this location is LOSANGEL. This name will be used for the device description that is created by the APPN support.
NODETYPE(*ENDNODE)
Specifies that the local system (LOSANGEL) is an end node in the APPN network.
NETSERVER((APPN CHICAGO))
Specifies the name of the network node (CHICAGO) and the name of the network (APPN) that serves this end node. These names are defined at the remote system on the CHGNETA command.