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Configuring ATM Over MPLS Gateway Solution on CBX 3500
Configuring a Layer 2 Tunnel Over MPLS Core Network
ATM Services Configuration Guide for CBX 3500, CBX 500, GX 550, and B-STDX 9000 1/19/059-33
4. When you complete the configuration, choose OK to save the changes and close 
the dialog box.
Forwarding 
Policy Admin 
Status 
Select one of the following options:
Enable – (default) Enables the use of forwarding policies for the 
logical port. 
Disable – Disables the use of forwarding policies for the logical 
port. 
Unnumbered 
Interface
Not supported on ULC POS PPP LPorts.
IP Forwarding
Unicast Select one of the following options:
Enable – (default) Specifies that IP forwarding will be allowed 
from this logical port to a unicast address. 
Disable – Indicates that IP forwarding will not be allowed from 
this logical port to a unicast address. The specific unicast 
addresses are specified for each IP interface. 
Broadcast Select one of the following options:
Enable – (default) Specifies that IP forwarding will be allowed 
from this logical port to a broadcast address. 
Disable – Specifies that IP forwarding is not allowed from this 
logical port to a broadcast address. The specific broadcast 
addresses are specified for each IP interface. 
Table 9-13. Add IP LPort Fields (Continued)
Field Action/Description
Note  – For more information on configuring IP logical ports, see the IP Services 
Configuration Guide for CBX 3500, CBX 500, and B-STDX 9000.