HP Comware 5 Debug Manual Vol 2

#
interface Serial2/0
link-protocol x25 dce
x25 x121-address 1
x25 map ip 3.3.3.2 x121-address 2
ip address 3.3.3.1 255.255.255.0
#
return
•
The configuration on Router B is as follows:
<RouterB> display current-configuration interface Serial 2/0
#
interface Serial2/0
link-protocol x25
x25 x121-address 2
x25 map ip 3.3.3.1 x121-address 1
ip address 3.3.3.2 255.255.255.0
#
return
<Sysname> debugging x25 packet
*0.683315037 Sysname X25/7/debug2:
Serial2/0: X.25 O State P1(ready) LCI 1 MOD 8 CALL_IND Len 10
*0.683315038 Sysname X25/7/debug2:
// The upper layer module IP triggered Router A to initiate a VC setup for data transmission. Because
Router A is operating as the DCE, it selected the least VC number (1) and sent a call indication message
to the peer, which is operating as the DTE.
From(1): 1 To(1): 2
Facilities: (0)
Call User Data: 0xCC000000
*0.683315039 Sysname X25/7/debug2:
// The information contained in the call indication message shows that the call was sent from the station
with the X.121 address 1 to the station with the X.121 address 2. The message did not carry information
on call facilities.
Serial2/0: X.25 I State P3(DCE call waiting) LCI 1 MOD 8 CALL_ACC Len 5
*0.683315039 Sysname X25/7/debug2:
From(0): To(0):
Facilities: (0)
*0.683315040 Sysname X25/7/debug2:
// After the call indication packet was sent, VC 1 transited to the DCE call waiting state. Router A then
received a call acknowledged packet from Router B.
Serial2/0: X.25 O State P4(transmit) LCI 1 MOD 8 DATA Ps 0 Pr 0 Len 87
*0.683315042 Sysname X25/7/debug2:
// The VC was established after Router A received the call acknowledged packet from Router B. Router
A then transited to the data transmission state to send the ping packet.
Serial2/0: X.25 I State P4(transmit) LCI 1 MOD 8 DATA Ps 0 Pr 1 Len 87
Reply from 3.3.3.2: bytes=56 Sequence=1 ttl=255 time=6 ms
--- 3.3.3.2 ping statistics ---
316