Avaya C360 사용자 설명서

Avaya C360 Manager User Guide

113

The following table lists the configuration fields in the PPP tab of the USP 
Configuration dialog box and their descriptions:

The IP address of the PPP session’s peer.

Maximal Transmission Unit. The size of the 
largest packet that can be transmitted over this 
PPP session.

The number of seconds between keepalive 
messages. If this is 0, keepalive messages are not 
sent.

The operational status of the interface. Possible 
statuses include:

• Up - The interface is up and can transmit 

and receive packets.

• Down - The interface is down due to 

some failure, and cannot transmit or 
receive packets.

• Testing - The interface is in testing mode 

and cannot transmit or receive regular 
data.

• Standby - The interface is a backup 

interface and cannot transmit or receive 
packets unless the primary interface it 
backs up fails.

• Disabled - The interface is disabled. It 

cannot transmit or receive packets.

• Partially Down - The interface is up. 

However, some interfaces (or PVCs) 
layered on top of this interface are Down. 
Some packets can be transmitted and 
received.

IP Control Protocol. The state of IPCP for this 
PPP session. IP packets can only be transmitted 
and received over the PPP session when the 
IPCP status is Open. Possible statuses include:

The interface configured to back up this 
interface.