Juniper JUNOSE 11.1.X - LINK LAYER CONFIGURATION 4-7-2010 Configuration Manual page 370

JUNOSe 11.1.x Link Layer Configuration Guide
NOTE: For the LCP, IPCP, and OSINLCP negotiated options, the command displays
a value of "none" if the option was not negotiated.
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Monitoring MLPPP
Link interface reassembly Indicates whether MLPPP reassembly is
enabled or disabled on the link interface
Link interface administrative MRRU Administrative MRRU value, in
octets, currently in use on the link interface
Baseline status Indicates whether a statistics baseline has been set
Interface statistics:
packets Number of packets received (in) and sent (out) on the interface
octets Number of octets received (in) and sent (out) on the interface
errors Number of errors received (in) and sent (out) on the interface
discards Number of packets discarded on receipt (in) or discarded
before they were transmitted (out)
LCP protocol configuration:
max-receive-unit Controls negotiation of the local MRU option; value
can be one of the following:
use lower layer MRU of the layer below PPP defines the MRU to
be negotiated
disabled MRU option is not to be negotiated
a numeric value MRU value to be negotiated
authentication Controls negotiation of the local authentication option;
value can be one of the following:
none Do not negotiate
chap Negotiate CHAP
pap Negotiate PAP
chap/pap Negotiate CHAP, and if it is rejected, negotiate PAP
pap/chap Negotiate PAP, and if it is rejected, negotiate CHAP
magic-number Controls whether the local magic number is negotiated:
enabled (negotiate), or disabled (do not negotiate)
magic-number-mismatch Indicates whether the router is configured
to ignore the LCP peer magic number and retain the PPP connection
when the peer has not negotiated an LCP magic number: ignore (ignore
the peer magic number mismatch and retain the PPP connection), or
reject (router terminates the PPP connection if it detects a peer magic
number mismatch)