User Manual

Chapter 3 - Operation and Administration of the Macro BTS NPU Configuration
4Motion 128 System Manual
In addition to the physical and IP interfaces, 4Motion defines the following virtual
interfaces. These interfaces are used only for applying Access Control Lists (ACLs)
for filtering traffic destined towards the NPU or AUs.
 NPU
 All AUs
This section describes the commands for:
 “Configuring Physical Interfaces” on page 128
 “Managing the External Ether Type” on page 142
 “Configuring IP interfaces” on page 143
 “Configuring Virtual Interfaces” on page 152
 “Displaying Status and Configuration Information for Physical, IP, and Virtual
Interfaces” on page 152
3.4.2.1 Configuring Physical Interfaces
The NPU contains three Ethernet interfaces on the front panel: one Fast Ethernet
interface (MGMT port) and two Gigabit Ethernet interfaces (DATA and CSCD
ports). Each of these interfaces is a member of one or more VLANs. The following
table lists the physical interfaces, and their type, port numbers and member
VLANs:
Table 3-10: Default VLAN IDs
Interface Default VLAN ID
Local-management 9
Internal-management 10 (non-configurable)
Bearer 11
External-management 12
AU Maintenance 14