Configuring virtual circuit range
Network requirements
The link layer protocol of the router interface Serial 2/0 is X.25, and virtual circuit ranges are as follows: PVC range [1, 8], incoming-only channel range [9, 16], two-way channel range [17, 1024], and outgoing-only channel range is disabled.
Configuration procedure
<Router> system-view [Router] interface serial 2/0 [Router-Serial2/0] link-protocol x25 [Router-Serial2/0] x25 vc-range in-channel 9 16 bi-channel 17 1024 [Router-Serial2/0] shutdown [Router-Serial2/0] undo shutdown
Verifying the configuration
# Display the configuration of interface Serial2/0.
[Router-Serial2/0] display this # interface Serial2/0 link-protocol x25 x25 vc-range in-channel 9 16 bi-channel 17 1024 # return