R2511-HP MSR Router Series Layer 2 - WAN Command Reference(V5)

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Before creating PVCs, you should first enable the PVC channel range. The range is between 1 and the
closest assignable channel PVC number minus 1 (including 1 and the lowest PVC number minus 1).
Naturally, if the lowest PVC number is 1, the PVC section will be disabled.
Table 79 PVC channel ranges for some typical configurations
PVC channel range
Incoming-only channel
ran
g
e
Two-way channel
ran
g
e
Outgoing-only
channel ran
g
e
Not assignable [0, 0] [1, 1024] [0, 0]
[1, 9] [0, 0] [10, 24] [0, 0]
Not assignable [1, 10] [15, 30] [0, 0]
[1, 4] [5, 10] [15, 25] [30, 32]
[1, 19] [0, 0] [0, 0] [20, 45]
[1, 4094] [0, 0] [0, 0] [4095, 4095]
Examples
# Configure the link layer protocol on the interface Serial 2/0 as X.25, enable PVC channel range, and
set two PVCs.
<Sysname> system-view
[Sysname] interface serial 2/0
[Sysname-Serial2/0] link-protocol x25
[Sysname-Serial2/0] x25 vc-range bi-channel 8 1024
[Sysname-Serial2/0] x25 pvc 2 ip 202.38.168.1 x121-address 20112451 broadcast packet-size
512 512
[Sysname-Serial2/0] x25 pvc 6 ip 202.38.168.3 x121-address 20112453 broadcast window-size
5 5
x25 queue-length
Use x25 queue-length to set the data queue length for X.25 virtual circuits.
Use undo x25 queue-length to restore the default.
Syntax
x25 queue-length queue-length
undo x25 queue-length
Default
The data queue length for X.25 virtual circuits is 200.
Views
Interface view
Default command level
2: System level
Parameters
queue-length: Queue length in packets, in the range of 0 to 9999. The queue-length argument of 0
indicates sending no packets.