
Configuring Line Services
3-20
Parameter: Connection Policy
Default: 0xff65
Range: 0x0 to 0xffff
Function: Specifies the connection policies the line requests at the FDDI station.
A station sets the corresponding policy for each of the connection types
that it wants to reject. The policy descriptor takes the form “rejectX-Y”
where X denotes the physical connection (PC) type of the local port, and
Y denotes the PC type of the neighbor port.
X and Y can take the following values:
Instructions: Specify the status word value that represents the connection policies you
want this line to reject, as follows.
Start with a value of zero for the status word (all bits set to 0). For each
connection policy you want the node to reject, add to the status word
value the number 2 raised to a power specified in T
able 3-2. This is
equivalent to setting a bit to 1 for each policy that you want the node to
reject. T
able 3-2 lists the powers and the bits. Figure 3-11 shows the
default connection policy.
MIB Object ID: 1.3.6.1.4.1.18.3.4.4.1.30
A Indicates that the port is a dual-attachment station or
concentrator that attaches to the primary IN and the secondary
OUT when attaching to the dual FDDI ring
B Indicates that the port is a dual-attachment station or
concentrator that attaches to the secondary IN and the primary
OUT when attaching to the dual FDDI ring
S Indicates a port in a single-attachment station or concentrator
M Indicates a port in a concentrator that serves as a master to a
connected station or concentrator
Note: You set the status word value to reflect local connection policies. Setting
a particular connection policy does not necessarily mean that the station will
reject the connection. The SMT standard requires that both sides of the
connection must agree to reject, or else both sides must accept the connection.
The SMT standard requires that you set Bit 15 (rejectM-M) to 1.
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