# Monitoring Subscriber Interfaces

#### Purpose

Display information about subscriber interfaces.

#### Action

To display subscriber interface information:

    host1#show ip demux interface fastEthernet 2/0
    Prefix/Length      SA/DA  Subscriber-Intf  VR/VRF        Description
    10.12.2.2/32       SA     ip subsc1       3              subsc1@test
    10.12.2.3/32       SA     ip subsc2       3              subsc2@test
    10.12.2.4/32       SA     ip subsc3       3              subsc3@test
    10.12.2.5/32       SA     ip subsc4       3              subsc4@test

#### Meaning

Table 136 lists the show ip demux interface command output fields.

Table 136: show ip demux interface Output Fields

Field Name | Field Description
--- | ---
Prefix/Length | Source or destination addresses that the subscriber interface demultiplexes
SA/DA | Demultiplexing method for subscriber interface
SA | Source address
DA | Destination address
Subscriber-Intf | Name of shared interface on which subscriber interface is configured
VR/VRF | Name of virtual router (VR) or VPN routing and forwarding (VRF) instance on which the subscriber interface is configured
Description | Text description for the IP interface on which subscriber interface is configured (added with the ip description command)

#### Related Topics

- show ip demux interface