ADW-4100 User Manual

Figure 4-16:PPP Configuration

ŸSession Name

This field allows the user to enter his/her own session Name to distinguish dif- ferent session for different PPP accounts and different PVCs.

ŸPVC

This field allows the user to choose the specific PVC for PPP session.

ŸService Name

The service name of PPP is required by some ISPs. If the ISP does not provide the Service Name, please leave it blank.

ŸDisconnect Timeout

The Disconnect Timeout allows the user to set the specific period of time to dis- connect from the ISP. The default is 0, which means never disconnect from the ISP.

ŸMRU

Maximum Receive Unit indicates the peer of PPP connection the maximum size of the PPP information field this device can be received. The default value is 1492 and is used in the beginning of the PPP negotiation. In the normal negotia- tion, the peer will accept this MRU and will not send packet with information field larger than this value.

ŸMTU

Maximum Transmission Unit indicates the network stack of any packet is larger than this value will be fragmented before the transmission. During the PPP ne- gotiation,the peer of the PPP connection will indicates its MRU and will be accepted. The actual MTU of the PPP connection will be set to the smaller one of MTU and the peer’s MRU. The default is value 1492.

ŸMSS

Maximum Segment Size is the largest size of data that TCP will send in a single IP packet. When a connection is established between a LAN client and a host in the WAN side, the LAN client and the WAN host will indicate their MSS during the TCP connection handshake. The default value is 1432.

ŸAutomatic Reconnect

When it is checked, it will maintain the PPP connection all the time. If the ISP shut down the PPP connection, it will automatically reconnect PPP session.

ŸAuthentication

When AUTO option is chosen, the PAP mode will run first then CHAP.

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