3Com CoreBuilder 7000, Operation Manual

Page: 164 / 264

164 C
HAPTER
7: LAN E
MULATION
V
ERSIONS
1.0
AND
2.0
LEC 3 and LEC 4 are rejected because there is no match in the table,
and the ELAN default join privilege is REJECT.
Security Algorithm The algorithm for allowing a LEC to join an ELAN is shown in Figure 52:
Figure 52 LEC Admission Algorithm
Factory Default
Configuration
The factory default configuration is the following:
Security on the switch is disabled
All ELANs have default join privilege: ACCEPT
Switch security enabled?
Allow LEC to join
N
Y
Non-empty security table
in ELAN?
Allow LEC to join
according to ELAN
default join
privilege
N
Y
LEC found in security
table (best match)?
Allow LEC to join
according to ELAN
default join
privilege
N
Y
Allow LEC to join
according to LEC join
privilege in table