Verilink WANsuite 5330 (34-00302.F) Product Manual - Manual (Page 101)

V T 1 0 0 I n t e r f a c e 4-23
CHAP Secret This field is used to enter the Secret (i.e., password) necessary to challenge
the peer.
Values: User established
Default: Secret
Initiate Negotiation Determines whether the port actively sends negotiation requests to the peer
site or passively waits for negotiation requests.
Values: Yes, No
Default: Yes
Parameters To Negotiate
The table displayed near the bottom of the PPP Service Details screen shows
which parameters are set to be negotiated. You can specify which parameters
should be negotiated by selecting the desired option. The parameters are
described in the table below.
Parameter Description
Protocol Header
Compression Compresses PPP protocol headers.
Default = Yes
IPCP (IP Control
Protocol)
Compression Compresses TCP headers using Van Jacobsen compression.
Default = Yes
MRU (Maximum
Receive Units) Informs the peer that the implementation can receive larger
packets, or to request that the peer send smaller packets.
Default = Yes
HDLC Address
Compression Negotiates the compression of high-level data link control
(HDLC) addresses.
Default = Yes
IP Address Dynamically negotiates for IP addresses; otherwise, it is
assumed both sides know each other’s IP addresses.
Default = Yes
ACCM Negotiates the use of control character transparency on
asynchronous links.
Default = Yes
Magic Number Unique numbers useful for detecting loopbacks.
Default = Yes
PAP (Password
Authentication
Protocol) An authentication scheme used by PPP servers to validate the
identity of the originator of the connection.
Default = No
CHAP (Challenge-
Handshake
Authentication
Protocol) An authentication scheme used by PPP servers to validate the
identity of the originator of the connection upon connection or
any time later.
Default = No