Cabletron Systems FRM User Manual - page 95
Configuring X.25
8-7
Physical X.25 Port Parameters
Table 8-1 Physical X.25 Port Parameters
Parameter
Valid Values
Default Value
Port Type
X. 25
X.25
Physical Por t I nterface
see explanation
see explanation
Bl ocked Port Flag
Y/ N
N
Li ne Speed
see explanation
9600
Modulo
8
or
128
8
Maximum LAPB Window Size
1–7
or
1–127
1
7
N2 Retransmit Count
0–20
5
T1 Retransmit Period
(msec)
2000–15000
2000
T2 Wait Ack Period
(msec )
0–5000
1000
T3 Link Al ive Period
(sec)
1–60
10
Logical DCE
Y/ N
Y
Generate Clock
Y/ N
Y
Rcv Clock (TT) from DTE
2
Y/ N
N
CSU/ DSU Operati ng Mode
Normal, LDM
Normal
RTS Control
Constant, External
Constant
Low est/Highest Incomi ng Channel
0–4095
3
see explanation
Low est/Highest Two-Way Channel
0–4095
3
see explanation
Low est/Highest Outgoi ng Channel
0–4095
3
see explanation
Fl ow Control Negotiation
Y/ N
N
Throughput Cl ass Negotiation
Y/ N
N
Local Charging Prevention
Y/ N
N
Reverse Charge Acceptance
Y/ N
N
Fast Select Acceptance
Y/ N
4
N
Incoming Cal ls Barred
Y/ N
N
Outgoing Cal ls Barred
Y/ N
N
Mask Link Alarms
Y/ N
N
Maximum Packet Size
128–4096
1024
Default Packet Size
16–4096
128
Maximum Window Size
1–7
7
Default Wi ndow Size
1–7
2
Maximum Throughput Cl ass
see explanation
none
Default Calli ng Address
0–15 characters
none
T20 Restart Timer
(sec)
1–600
60
T21 Incoming Cal l Timer
(sec)
1–600
180
T22 Reset Ti mer
(sec)
1–600
60
T23 Cl ear Timer
(sec)
1–600
60
continued on next page