Siemens SINUMERIK 840D sl Commissioning Manual page 828

Configuring the system
2.3 Configuration file "basesys.ini"
; If set to "X120" or "X127", forwarding will only be
; disabled from that interface.
;DisableNATRouting=1
[IBNInterface]
; If DisableIBNNet is set to 1, the whole interface will be disabled
;DisableIBNNet=1
; Setting EnableDHCPD_IBNNet to 0 suppresses that a DHCP server is started on
; that interface
;EnableDHCPD_IBNNet=0
; If DisableIBNForwarding is set to 1, the NCU won't do NAT routing
; from IBN network (X127) to system network (X120).
;DisableIBNForwarding=1
; If EnableSysNetToIBNForwarding is set to 1, the NCU forwards packets from
; X120 to X127. (Please note that the sending host must be able to route
; the packets to the NCU by its own means, the NCU just accepts and forwards
; packets to 192.168.215.x with this setting.)
;EnableSysNetToIBNForwarding=1
[SNMP]
; The following variables define strings which are delivered on
; certain SNMP requests.
; SNMPLocation and SNMPContact are reported for the standard OIDs
; SNMPv2-MIB::sysLocation and SNMPv2-MIB::sysContact, resp.
; SNMPAutLocation and SNMPFunction are used in the Siemens A&D specific
; AUTOMATION-SYSTEM-MIB as automationSystemIdent.automationLocationTag
; and automationSystemIdent.automationFunctionTag, resp.
SNMPLocation="not specified"
SNMPContact="not specified"
SNMPAutLocation="not specified"
SNMPLocation="not specified"
32
Commissioning Manual, 03/2013, 6FC5397-1DP40-3BA1
NCU operating system (IM7)