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X.25 между Cisco 3640 и Vanguard 342, !*! Вовкин, 23-Ноя-05, 07:38  [смотреть все]
Всем привет. Возникла необходимость собрать, пока тестовую, вот такую схему:
lan-----<cisco 3640>-----x.25----<vanguard 342>----lan

пока задача сводиться к тому чтобы заставить циску и вангард видеть друг друга по X.25. Вот настройки на циске:
interface Serial3/2
no ip address
encapsulation x25 ietf
no ip mroute-cache

sh int s3/2
Serial3/2 is up, line protocol is down
Hardware is CD2430 in sync mode
Description: Motorola Vanguard (Master)
MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation X25, loopback not set
X.25 DTE, address <none>, state R/Inactive, modulo 8, timer 0
Defaults: idle VC timeout 0
IETF encapsulation
input/output window sizes 2/2, packet sizes 128/128
Timers: T20 180, T21 200, T22 180, T23 180
Channels: Incoming-only none, Two-way 1-1024, Outgoing-only none
RESTARTs 0/0 CALLs 0+0/0+0/0+0 DIAGs 0/0
LAPB DTE, state SABMSENT, modulo 8, k 7, N1 12056, N2 20
T1 3000, T2 0, interface outage (partial T3) 0, T4 0
VS 0, VR 0, tx NR 0, Remote VR 0, Retransmissions 3
Queues: U/S frames 0, I frames 0, unack. 0, reTx 0
IFRAMEs 0/0 RNRs 0/0 REJs 0/0 SABM/Es 2074/0 FRMRs 0/0 DISCs 0/0
Last input 17:33:23, output 00:00:01, output hang never
Last clearing of "show interface" counters 01:43:44
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
0 packets input, 0 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
2074 packets output, 4148 bytes, 0 underruns
0 output errors, 0 collisions, 311 interface resets
0 output buffer failures, 0 output buffers swapped out
4 carrier transitions
DCD=up DSR=up DTR=up RTS=up CTS=up

вот порт на вангарде:
[1] *Port Type: X25
[1] *Connection Type: DTR
[1] Port Control: NONE
[1] Clock Source: EXT
[1] Clock Speed: 9600
[1] Invert TX Clock: NO
[1] Link Address: DCE
[1] *Number of PVC Channels: 0
[1] *Starting PVC Channel Number: 1
[1] *Number of Two Way SVC Channels: 16
[1] *Starting Two Way SVC Channel Number: 1
[1] *Number of One Way Incoming SVC Channels: 0
[1] *Starting One Way Incoming SVC Channel Number: 1
[1] *Number of One Way Outgoing SVC Channels: 0
[1] *Starting One Way Outgoing SVC Channel Number: 1
[1] Initial Frame: SABM
[1] T1 Transmission Retry Timer (1/10 sec): 30
[1] T4 Poll Timer: 40
[1] N2 Transmission Tries: 10
[1] Frame Sequence Counting: NORM
[1] K Frame Window: 7
[1] Packet Sequence Counting: NORM
[1] W Packet Window: 2
[1] P Packet Size: 128
[1] Maximum Negotiated Packet Size: 1024
[1] Data Queue Upper Threshold: 5
[1] Data Queue Lower Threshold: 0
[1] Restart Timer: 180
[1] Reset Timer: 180
[1] Call Timer: 200
[1] Clear Timer: 180
[1] Facilities to delete from Outbound Calls: NONE
[1] Facilities to add to Outbound Calls: NONE
[1] Facilities to bar in Outbound Calls: NONE
[1] Facilities to bar in Inbound Calls: NONE
[1] X.25 Options: 1980
[1] More X.25 Options: NONE
[1] Number of Routing Digits in Call User Data: 5
[1] Number of prefix Address Digits stripped from Outgoing Calls: 0
[1] Number of prefix Address Digits stripped from Incoming Calls: 0
[1] Restricted Connection Destination: (blank)
[1] Port Address: (blank)
[1] CUG Membership: --,--,--,--,--,--,--,--
[1] Billing Records: OFF
[1] Number of Subaddress Digits in X.25 Address: 2
[1] Idle Disconnect Timer (sec): 0
[1] Call Security: DISABLE
[1] *Protection Level: NONE
[1] Reconnection Timeout: 2
[1] Reconnection Tries Limit: 4
[1] Facility Subscription Control: NONE
[1] Alarm Priority: NETWORK
[1] Charging Information Subscription Control: NO
[1] NUI Verification Timer: 60
[1] Max NUI Violations : 10
[1] Action Type for NUI Violations: NONE
[1] Line Idle Mode: FLAG
[1] Address Translation Options: NONE
[1] Conformance Control Options: NONE
[1] Window Subtractor: 0

к циске и вангарду подключены модемы, между модемами линия двупроводная. такая же схема циска-циска работает нормально.
подскажите пожалуйста где ошибка ?

  • X.25 между Cisco 3640 и Vanguard 342, !*! koa, 14:02 , 29-Ноя-05 (1)
    >Всем привет. Возникла необходимость собрать, пока тестовую, вот такую схему:
    >lan-----<cisco 3640>-----x.25----<vanguard 342>----lan
    >
    >пока задача сводиться к тому чтобы заставить циску и вангард видеть друг
    >друга по X.25. Вот настройки на циске:
    >interface Serial3/2
    >no ip address
    >encapsulation x25 ietf
    >no ip mroute-cache
    >
    >sh int s3/2
    >Serial3/2 is up, line protocol is down
    >Hardware is CD2430 in sync mode
    >Description: Motorola Vanguard (Master)
    >MTU 1500 bytes, BW 128 Kbit, DLY 20000 usec,
    >reliability 255/255, txload 1/255, rxload 1/255
    >Encapsulation X25, loopback not set
    >X.25 DTE, address <none>, state R/Inactive, modulo 8, timer 0
    >Defaults: idle VC timeout 0
    >IETF encapsulation
    >input/output window sizes 2/2, packet sizes 128/128
    >Timers: T20 180, T21 200, T22 180, T23 180
    >Channels: Incoming-only none, Two-way 1-1024, Outgoing-only none
    >RESTARTs 0/0 CALLs 0+0/0+0/0+0 DIAGs 0/0
    >LAPB DTE, state SABMSENT, modulo 8, k 7, N1 12056, N2 20
    >
    >T1 3000, T2 0, interface outage (partial T3) 0, T4 0
    >VS 0, VR 0, tx NR 0, Remote VR 0, Retransmissions 3
    >
    >Queues: U/S frames 0, I frames 0, unack. 0, reTx 0
    >IFRAMEs 0/0 RNRs 0/0 REJs 0/0 SABM/Es 2074/0 FRMRs 0/0 DISCs 0/0
    >
    >Last input 17:33:23, output 00:00:01, output hang never
    >Last clearing of "show interface" counters 01:43:44
    >Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
    >Queueing strategy: fifo
    >Output queue: 0/40 (size/max)
    >5 minute input rate 0 bits/sec, 0 packets/sec
    >5 minute output rate 0 bits/sec, 0 packets/sec
    >0 packets input, 0 bytes, 0 no buffer
    >Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
    >0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0
    >abort
    >2074 packets output, 4148 bytes, 0 underruns
    >0 output errors, 0 collisions, 311 interface resets
    >0 output buffer failures, 0 output buffers swapped out
    >4 carrier transitions
    >DCD=up DSR=up DTR=up RTS=up CTS=up
    >
    >вот порт на вангарде:
    >[1] *Port Type: X25
    >[1] *Connection Type: DTR
    >[1] Port Control: NONE
    >[1] Clock Source: EXT
    >[1] Clock Speed: 9600
    >[1] Invert TX Clock: NO
    >[1] Link Address: DCE
    >[1] *Number of PVC Channels: 0
    >[1] *Starting PVC Channel Number: 1
    >[1] *Number of Two Way SVC Channels: 16
    >[1] *Starting Two Way SVC Channel Number: 1
    >[1] *Number of One Way Incoming SVC Channels: 0
    >[1] *Starting One Way Incoming SVC Channel Number: 1
    >[1] *Number of One Way Outgoing SVC Channels: 0
    >[1] *Starting One Way Outgoing SVC Channel Number: 1
    >[1] Initial Frame: SABM
    >[1] T1 Transmission Retry Timer (1/10 sec): 30
    >[1] T4 Poll Timer: 40
    >[1] N2 Transmission Tries: 10
    >[1] Frame Sequence Counting: NORM
    >[1] K Frame Window: 7
    >[1] Packet Sequence Counting: NORM
    >[1] W Packet Window: 2
    >[1] P Packet Size: 128
    >[1] Maximum Negotiated Packet Size: 1024
    >[1] Data Queue Upper Threshold: 5
    >[1] Data Queue Lower Threshold: 0
    >[1] Restart Timer: 180
    >[1] Reset Timer: 180
    >[1] Call Timer: 200
    >[1] Clear Timer: 180
    >[1] Facilities to delete from Outbound Calls: NONE
    >[1] Facilities to add to Outbound Calls: NONE
    >[1] Facilities to bar in Outbound Calls: NONE
    >[1] Facilities to bar in Inbound Calls: NONE
    >[1] X.25 Options: 1980
    >[1] More X.25 Options: NONE
    >[1] Number of Routing Digits in Call User Data: 5
    >[1] Number of prefix Address Digits stripped from Outgoing Calls: 0
    >[1] Number of prefix Address Digits stripped from Incoming Calls: 0
    >[1] Restricted Connection Destination: (blank)
    >[1] Port Address: (blank)
    >[1] CUG Membership: --,--,--,--,--,--,--,--
    >[1] Billing Records: OFF
    >[1] Number of Subaddress Digits in X.25 Address: 2
    >[1] Idle Disconnect Timer (sec): 0
    >[1] Call Security: DISABLE
    >[1] *Protection Level: NONE
    >[1] Reconnection Timeout: 2
    >[1] Reconnection Tries Limit: 4
    >[1] Facility Subscription Control: NONE
    >[1] Alarm Priority: NETWORK
    >[1] Charging Information Subscription Control: NO
    >[1] NUI Verification Timer: 60
    >[1] Max NUI Violations : 10
    >[1] Action Type for NUI Violations: NONE
    >[1] Line Idle Mode: FLAG
    >[1] Address Translation Options: NONE
    >[1] Conformance Control Options: NONE
    >[1] Window Subtractor: 0
    >
    >к циске и вангарду подключены модемы, между модемами линия двупроводная. такая же
    >схема циска-циска работает нормально.
    >подскажите пожалуйста где ошибка ?

    1.на интерфейсе циски clock rate не установлен, судя по настройкам моторола берет внешнюю синхронизацию "Clock Source: EXT"
    2. sh controllers s3/2 см. какой тип кабеля установлен (либо физически папа/мама) лучше чтоб это был DCE (он же мама)
    3. соттветственно смотришь какой тип порта у моторолы (DTE/DCE)
         5.2.<номер порта> на втором экране что-то типа
              ("Interface Summary:   EIA-232-D  DTE  ") У моторолы к сожалению это определяется перестановкой DIM модуля из одной позиции в другую
    Таким образом приводишь в соответствие физические и логические DTE/DCE,
    задаешь на физ. DTE частоту синхронизации  и все
        
      




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