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Cisco -- залипает PPP

Дано:

1. организовывается корпоративный VPN (MPLS).

2. В центральном офисе и в филиале установлены Cisco 2621XM.

3. Циски подключены к PE провайдера оборудованием последней мили.

4. между CE и PE бегает PPP.

5. Маршрутизация сделана экспортом через BGP в автономку провайдера.

 

Жалоба: Примерно раз в 6 часов отваливается канал (перестает ходить пинг) между CE и PE головного офиса.

 

Симптомы:

WAN-serial в UP, Line protocol тоже в UP. не ходят именно данные.

В логинг буфер пишется, что сериал падает, потом поднимается (падает по разным причинам -- 10 SES, LOS, LOF)

лечится либо звонком провайдеру, либо encap HDLC ... encap PPP на интерфейсе (т.е. передергиванием PPP).

wan-модуль меняли, не помогает.

ios меняли, не помогает.

ppp на hdlc меняли, не помогает.

у провайдера на оборудовании последней мили (miniSDH) в логах нет ни одной записи об ошибках.

 

вопрос: что это может быть? подскажите хотя бы направление, где копать.

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sh contr e1 что говорит?

sh int что говорит?

На обоих сторонах.

 

Думаю, прежде всего копать clock source на E1.

Не поможет - смотреть дальше.

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Неужто нет здесь цискарей?

 

===

Остановлюсь поподробнее.

Вкратце, схема такая:

 

{VPN} === [PE] --- E1 --- [LM] === [LM] --- E1 --- [CE] --- {LAN}

 

PE -- Provider's Edge (10.100.77.1)

E1 -- поток Е1

LM -- Оборудование "последней мили" (какой-то mSDH Huawei), подключен по оптике.

CE -- Customer's Edge (C2621XM) (10.100.77.2)

 

Дальше рассказываю про CE.

 

==== sh ver

Cisco IOS Software, C2600 Software (C2600-ADVIPSERVICESK9-M), Version 12.4(3), RELEASE SOFTWARE (fc2)

Technical Support: http://www.cisco.com/techsupport

Copyright © 1986-2005 by Cisco Systems, Inc.

Compiled Fri 22-Jul-05 05:10 by hqluong

 

ROM: System Bootstrap, Version 12.2(8r) [cmong 8r], RELEASE SOFTWARE (fc1)

 

moscow uptime is 21 hours, 0 minutes

System returned to ROM by reload

System image file is "flash:c2600-advipservicesk9-mz.124-3.bin"

Cisco 2621XM (MPC860P) processor (revision 0x400) with 123686K/7386K bytes of memory.

Processor board ID JHY0902K1BW (528152342)

M860 processor: part number 5, mask 2

2 FastEthernet interfaces

32 Serial interfaces

2 Channelized E1/PRI ports

32K bytes of NVRAM.

32768K bytes of processor board System flash (Read/Write)

 

Configuration register is 0x2102

==== sh ver

 

 

==== sh diag

Slot 0:

C2621XM 2FE Mainboard Port adapter, 3 ports

Port adapter is analyzed

Port adapter insertion time unknown

EEPROM contents at hardware discovery:

Hardware Revision : 4.0

PCB Serial Number : JHY0902K1BW (528152342)

Part Number : 73-7754-06

RMA History : 00

RMA Number : 0-0-0-0

Board Revision : A0

Deviation Number : 0-6409

Product (FRU) Number : C2621XM-2FE

EEPROM format version 4

EEPROM contents (hex):

0x00: 04 FF 40 03 6D 41 04 00 C1 17 4A 48 59 30 39 30

0x10: 32 4B 31 42 57 20 28 35 32 38 31 35 32 33 34 32

0x20: 29 82 49 1E 4A 06 04 00 81 00 00 00 00 42 41 30

0x30: 80 00 00 19 09 FF FF FF FF FF FF FF FF FF FF FF

0x40: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x50: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x60: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

 

WIC Slot 0:

E1 G703 (1 port) Multi-Flex Trunk WAN daughter card

Hardware revision 1.0 Board revision E0

Serial number 33124443 Part number 800-06722-02

FRU Part Number VWIC-1MFT-G703=

 

Test history 0x0 RMA number 00-00-00

Connector type PCI

EEPROM format version 1

EEPROM contents (hex):

0x20: 01 2F 01 00 01 F9 70 5B 50 1A 42 02 00 00 00 00

0x30: 70 00 00 00 04 12 25 00 FF FF FF FF FF FF FF FF

 

Slot 1:

High Density Voice NM-HDV2-1T1/E1 Port adapter

Port adapter is analyzed

Port adapter insertion time unknown

EEPROM contents at hardware discovery:

Hardware Revision : 1.1

Top Assy. Part Number : 800-22167-02

Board Revision : B0

Deviation Number : 0

Fab Version : 04

PCB Serial Number : FOC08443MUW

RMA Test History : 00

RMA Number : 0-0-0-0

RMA History : 00

Fab Part Number : 28-6126-04

Manufacturing Test Data : 00 00 00 00 00 00 00 00

Field Diagnostics Data : 00 00 00 00 00 00 00 00

Product (FRU) Number : NM-HDV2-1T1/E1

Version Identifier : V02

EEPROM format version 4

EEPROM contents (hex):

0x00: 04 FF 40 03 DA 41 01 01 C0 46 03 20 00 56 97 02

0x10: 42 42 30 88 00 00 00 00 02 04 C1 8B 46 4F 43 30

0x20: 38 34 34 33 4D 55 57 03 00 81 00 00 00 00 04 00

0x30: 85 1C 17 EE 04 C4 08 00 00 00 00 00 00 00 00 C5

0x40: 08 00 00 00 00 00 00 00 00 CB 8E 4E 4D 2D 48 44

0x50: 56 32 2D 31 54 31 2F 45 31 89 56 30 32 20 D9 02

0x60: 40 C1 FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

 

FPGA revision:0x16C

WIC Slot 1:

HDV2 on board t1/e1 controller (1 port)

 

 

PVDM Slot 0:

32-channel (G.711) Voice/Fax PVDMII DSP SIMM PVDM daughter card

Hardware Revision : 3.2

Part Number : 73-8539-04

Board Revision : A0

Deviation Number : 0

Fab Version : 03

PCB Serial Number : FOC08390AH9

RMA Test History : 00

RMA Number : 0-0-0-0

RMA History : 00

Processor type : 00

Product (FRU) Number : PVDM2-32

Version Identifier : NA

EEPROM format version 4

EEPROM contents (hex):

0x00: 04 FF 40 03 EE 41 03 02 82 49 21 5B 04 42 41 30

0x10: 88 00 00 00 00 02 03 C1 8B 46 4F 43 30 38 33 39

0x20: 30 41 48 39 03 00 81 00 00 00 00 04 00 09 00 CB

0x30: 88 50 56 44 4D 32 2D 33 32 89 4E 41 20 20 D9 02

0x40: 40 C1 FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x50: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x60: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

0x70: FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

==== sh diag

 

==== sh run

Current configuration : 2207 bytes

!

version 12.4

service timestamps debug datetime msec

service timestamps log datetime msec

no service password-encryption

!

hostname moscow

!

boot-start-marker

boot-end-marker

!

card type e1 1 1

logging count

logging buffered 65535 notifications

logging console notifications

enable password .....

!

no aaa new-model

!

resource policy

!

no network-clock-participate slot 1

no network-clock-participate wic 0

ip subnet-zero

!

ip cef

no ip domain lookup

!

isdn switch-type primary-net5

voice-card 1

!

voice class codec 1

codec preference 1 g729r8

codec preference 2 g711ulaw

codec preference 3 g723r63

!

controller E1 0/0

channel-group 0 timeslots 1-31

!

controller E1 1/0

framing NO-CRC4

pri-group timeslots 1-31

!

translation-rule 1

Rule 0 ^52 2

!

interface Loopback1

ip address 172.22.138.100 255.255.255.0

!

interface FastEthernet0/0

ip address 172.22.139.254 255.255.255.0

duplex auto

speed auto

!

interface Serial0/0:0

ip address 10.100.77.2 255.255.255.252

encapsulation ppp

h323-gateway voip interface

!

interface FastEthernet0/1

no ip address

shutdown

duplex auto

speed auto

!

interface Serial1/0:15

no ip address

isdn switch-type primary-net5

isdn incoming-voice voice

isdn T309-enable

isdn T310 10000

isdn send-alerting

isdn bchan-number-order ascending

isdn sending-complete

no cdp enable

!

router bgp 65077

no synchronization

bgp log-neighbor-changes

network 172.22.138.0 mask 255.255.255.0

network 172.22.139.0 mask 255.255.255.0

neighbor 10.100.77.1 remote-as 20485

no auto-summary

!

ip classless

ip route 0.0.0.0 0.0.0.0 10.100.77.1

ip route 172.22.138.0 255.255.255.0 Loopback1

ip route 172.22.139.0 255.255.255.0 FastEthernet0/0

!

no ip http server

no ip http secure-server

!

logging history notifications

!

control-plane

!

voice-port 1/0:15

cptone RU

!

dial-peer voice 10 pots

destination-pattern .T

direct-inward-dial

port 1/0:15

forward-digits all

!

dial-peer voice 20 voip

destination-pattern 52.....

translate-outgoing called 1

voice-class codec 1

session target ipv4:10.100.31.2

!

alias exec c conf t

!

line con 0

line aux 0

line vty 0 4

password .....

login

!

end

==== sh run

 

==== sh int se 0/0:0

Serial0/0:0 is up, line protocol is up

Hardware is PowerQUICC Serial

Internet address is 10.100.77.2/30

MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec,

reliability 255/255, txload 1/255, rxload 1/255

Encapsulation PPP, LCP Open

Open: CDPCP, IPCP, loopback not set

Keepalive set (10 sec)

Last input 00:00:25, output 00:00:02, output hang never

Last clearing of "show interface" counters 21:04:48

Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0

Queueing strategy: weighted fair

Output queue: 0/1000/64/0 (size/max total/threshold/drops)

Conversations 0/3/256 (active/max active/max total)

Reserved Conversations 0/0 (allocated/max allocated)

Available Bandwidth 1488 kilobits/sec

5 minute input rate 0 bits/sec, 0 packets/sec

5 minute output rate 0 bits/sec, 0 packets/sec

2675190 packets input, 190563063 bytes, 0 no buffer

Received 0 broadcasts, 0 runts, 0 giants, 0 throttles

88 input errors, 54 CRC, 34 frame, 0 overrun, 0 ignored, 0 abort

1976257 packets output, 145189365 bytes, 0 underruns

0 output errors, 0 collisions, 1 interface resets

0 output buffer failures, 0 output buffers swapped out

5 carrier transitions

Timeslot(s) Used:1-31, SCC: 0, Transmitter delay is 0 flags

==== sh int se 0/0:0

 

Дальше – самое интересное.

Периодически отваливается поток Е1 от оборудования LM:

 

===

*Dec 23 03:25:25.522: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to down (AIS detected)

*Dec 23 03:25:27.522: %LINK-5-CHANGED: Interface Serial0/0:0, changed state to reset

*Dec 23 03:25:27.538: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Interface flap

*Dec 23 03:25:28.522: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to down

*Dec 23 03:25:58.538: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to up

*Dec 23 03:25:59.522: %LINK-3-UPDOWN: Interface Serial0/0:0, changed state to up

*Dec 23 03:26:01.422: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to up

*Dec 23 03:26:25.566: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

*Dec 23 03:27:27.442: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Peer closed the session

*Dec 23 03:28:11.154: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

*Dec 23 03:30:03.558: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to down (AIS detected)

*Dec 23 03:30:05.558: %LINK-5-CHANGED: Interface Serial0/0:0, changed state to reset

*Dec 23 03:30:05.574: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Interface flap

*Dec 23 03:30:06.558: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to down

*Dec 23 03:30:39.598: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to up

*Dec 23 03:30:41.454: %LINK-3-UPDOWN: Interface Serial0/0:0, changed state to up

*Dec 23 03:30:42.462: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to up

*Dec 23 03:31:10.594: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

*Dec 23 04:08:49.489: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to down (AIS detected)

*Dec 23 04:08:51.489: %LINK-5-CHANGED: Interface Serial0/0:0, changed state to reset

*Dec 23 04:08:51.505: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Interface flap

*Dec 23 04:08:52.489: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to down

*Dec 23 04:09:04.613: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to up

*Dec 23 04:09:06.165: %LINK-3-UPDOWN: Interface Serial0/0:0, changed state to up

*Dec 23 04:09:07.173: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to up

*Dec 23 04:09:26.209: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

*Dec 23 04:10:01.577: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to down (AIS detected)

*Dec 23 04:10:03.577: %LINK-5-CHANGED: Interface Serial0/0:0, changed state to reset

*Dec 23 04:10:03.593: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Interface flap

*Dec 23 04:10:04.577: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to down

*Dec 23 04:10:17.457: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to up

*Dec 23 04:10:18.293: %LINK-3-UPDOWN: Interface Serial0/0:0, changed state to up

*Dec 23 04:10:19.301: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to up

*Dec 23 04:10:43.653: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

*Dec 23 04:17:27.449: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to down (AIS detected)

*Dec 23 04:17:29.449: %LINK-5-CHANGED: Interface Serial0/0:0, changed state to reset

*Dec 23 04:17:29.465: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Interface flap

*Dec 23 04:17:30.449: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to down

*Dec 23 04:17:42.573: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to up

*Dec 23 04:17:44.473: %LINK-3-UPDOWN: Interface Serial0/0:0, changed state to up

*Dec 23 04:17:45.481: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to up

*Dec 23 04:18:09.697: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

===

 

Он тут же поднимается, но...:

 

===

moscow#p 10.100.77.1

 

Type escape sequence to abort.

Sending 5, 100-byte ICMP Echos to 10.100.77.1, timeout is 2 seconds:

.....

Success rate is 0 percent (0/5)

 

====

 

Смотрим на интерфейс:

 

====

moscow#sh int ser 0/0:0

Serial0/0:0 is up, line protocol is up

Hardware is PowerQUICC Serial

Internet address is 10.100.77.2/30

MTU 1500 bytes, BW 1984 Kbit, DLY 20000 usec,

reliability 254/255, txload 1/255, rxload 1/255

Encapsulation PPP, LCP Open

Open: CDPCP, IPCP, loopback not set

Keepalive set (10 sec)

Last input 00:00:10, output 00:00:02, output hang never

Last clearing of "show interface" counters 21:15:33

Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0

Queueing strategy: weighted fair

Output queue: 0/1000/64/0 (size/max total/threshold/drops)

Conversations 0/3/256 (active/max active/max total)

Reserved Conversations 0/0 (allocated/max allocated)

Available Bandwidth 1488 kilobits/sec

5 minute input rate 0 bits/sec, 0 packets/sec

5 minute output rate 0 bits/sec, 0 packets/sec

2675391 packets input, 190572935 bytes, 0 no buffer

Received 0 broadcasts, 0 runts, 0 giants, 0 throttles

115 input errors, 74 CRC, 41 frame, 0 overrun, 0 ignored, 0 abort

1977203 packets output, 145854220 bytes, 0 underruns

0 output errors, 0 collisions, 1 interface resets

0 output buffer failures, 0 output buffers swapped out

5 carrier transitions

Timeslot(s) Used:1-31, SCC: 0, Transmitter delay is 0 flags

===

 

Интерфейс в апе, LCP стоит

 

Включаем дебаги и видим:

 

===

moscow#deb ppp negotiation

PPP protocol negotiation debugging is on

moscow#deb ppp pack

PPP packet display debugging is on

moscow#deb ppp err

PPP protocol errors debugging is on

moscow(config)#loggin con deb

moscow(config)#^Z

moscow#

*Dec 27 08:32:24.102: %SYS-5-CONFIG_I: Configured from console by consoler

*Dec 27 08:32:27.326: Se0/0:0 LCP: O ECHOREQ [Open] id 228 len 12 magic 0x16CF1CA7

*Dec 27 08:32:27.330: Se0/0:0 LCP-FS: I ECHOREP [Open] id 228 len 12 magic 0x3C46A779

*Dec 27 08:32:27.330: Se0/0:0 LCP-FS: Received id 228, sent id 228, line up

*Dec 27 08:32:27.870: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:27.870: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:27.870: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:28.074: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:28.298: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:28.406: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 132 len 12 magic 0x3C46A779

*Dec 27 08:32:28.406: Se0/0:0 LCP-FS: O ECHOREP [Open] id 132 len 12 magic 0x16CF1CA7

*Dec 27 08:32:29.150: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:29.154: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:30.298: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:30.722: Se0/0:0 PPP: I pkt type 0x0207, datagramsize 357 link[cdp]

*Dec 27 08:32:31.146: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:31.150: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:31.154: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:32.074: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:34.298: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:35.146: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:35.150: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:35.154: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:37.566: Se0/0:0 LCP: O ECHOREQ [Open] id 229 len 12 magic 0x16CF1CA7

*Dec 27 08:32:37.570: Se0/0:0 LCP-FS: I ECHOREP [Open] id 229 len 12 magic 0x3C46A779

*Dec 27 08:32:37.570: Se0/0:0 LCP-FS: Received id 229, sent id 229, line up

*Dec 27 08:32:38.646: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 133 len 12 magic 0x3C46A779

*Dec 27 08:32:38.646: Se0/0:0 LCP-FS: O ECHOREP [Open] id 133 len 12 magic 0x16CF1CA7

*Dec 27 08:32:42.298: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:43.146: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:43.150: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:43.154: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:44.398: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:44.402: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:46.394: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:46.398: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:46.402: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:47.806: Se0/0:0 LCP: O ECHOREQ [Open] id 230 len 12 magic 0x16CF1CA7

*Dec 27 08:32:47.810: Se0/0:0 LCP-FS: I ECHOREP [Open] id 230 len 12 magic 0x3C46A779

*Dec 27 08:32:47.810: Se0/0:0 LCP-FS: Received id 230, sent id 230, line up

*Dec 27 08:32:48.886: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 134 len 12 magic 0x3C46A779

*Dec 27 08:32:48.886: Se0/0:0 LCP-FS: O ECHOREP [Open] id 134 len 12 magic 0x16CF1CA7

*Dec 27 08:32:49.226: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:50.394: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:50.398: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:50.402: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:51.226: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:55.226: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:32:56.586: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 63 link[ip]

*Dec 27 08:32:56.590: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 63

*Dec 27 08:32:56.790: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 44 link[ip]

*Dec 27 08:32:58.046: Se0/0:0 LCP: O ECHOREQ [Open] id 231 len 12 magic 0x16CF1CA7

*Dec 27 08:32:58.050: Se0/0:0 LCP-FS: I ECHOREP [Open] id 231 len 12 magic 0x3C46A779

*Dec 27 08:32:58.050: Se0/0:0 LCP-FS: Received id 231, sent id 231, line up

*Dec 27 08:32:58.394: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:32:58.398: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:32:58.402: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:02.258: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:02.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:03.226: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:04.258: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:04.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:33:04.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:07.906: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:08.258: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:08.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:33:08.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:08.286: Se0/0:0 LCP: O ECHOREQ [Open] id 232 len 12 magic 0x16CF1CA7

*Dec 27 08:33:08.290: Se0/0:0 LCP-FS: I ECHOREP [Open] id 232 len 12 magic 0x3C46A779

*Dec 27 08:33:08.290: Se0/0:0 LCP-FS: Received id 232, sent id 232, line up

*Dec 27 08:33:09.026: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:09.366: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 135 len 12 magic 0x3C46A779

*Dec 27 08:33:09.366: Se0/0:0 LCP-FS: O ECHOREP [Open] id 135 len 12 magic 0x16CF1CA7

*Dec 27 08:33:09.906: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:11.026: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:13.906: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

 

*Dec 27 08:33:15.026: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:15.162: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:15.254: Se0/0:0 PPP: O pkt type 0x0207, datagramsize 322

*Dec 27 08:33:16.258: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:16.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:33:16.262: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:17.158: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:17.162: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:17.330: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:17.522: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:17.526: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:18.526: Se0/0:0 LCP: O ECHOREQ [Open] id 233 len 12 magic 0x16CF1CA7

*Dec 27 08:33:18.530: Se0/0:0 LCP-FS: I ECHOREP [Open] id 233 len 12 magic 0x3C46A779

*Dec 27 08:33:18.530: Se0/0:0 LCP-FS: Received id 233, sent id 233, line up

*Dec 27 08:33:19.162: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:19.334: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:19.522: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:19.526: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:33:19.526: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:20.678: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:21.162: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:21.906: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:22.030: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:22.186: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:22.678: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:23.162: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:23.334: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:23.522: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 48 link[ip]

*Dec 27 08:33:23.526: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 44

*Dec 27 08:33:23.526: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:23.826: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:24.030: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:24.186: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:25.826: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:26.678: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:28.030: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:28.186: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:28.746: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:28.766: Se0/0:0 LCP: O ECHOREQ [Open] id 234 len 12 magic 0x16CF1CA7

*Dec 27 08:33:28.770: Se0/0:0 LCP-FS: I ECHOREP [Open] id 234 len 12 magic 0x3C46A779

*Dec 27 08:33:28.770: Se0/0:0 LCP-FS: Received id 234, sent id 234, line up

*Dec 27 08:33:29.846: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 136 len 12 magic 0x3C46A779

*Dec 27 08:33:29.846: Se0/0:0 LCP-FS: O ECHOREP [Open] id 136 len 12 magic 0x16CF1CA7

*Dec 27 08:33:30.746: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:30.838: Se0/0:0 PPP: I pkt type 0x0207, datagramsize 357 link[cdp]

*Dec 27 08:33:31.334: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:31.526: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:34.678: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:34.746: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:35.598: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:36.030: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:37.598: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:37.702: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:39.006: Se0/0:0 LCP: O ECHOREQ [Open] id 235 len 12 magic 0x16CF1CA7

*Dec 27 08:33:39.010: Se0/0:0 LCP-FS: I ECHOREP [Open] id 235 len 12 magic 0x3C46A779

*Dec 27 08:33:39.010: Se0/0:0 LCP-FS: Received id 235, sent id 235, line up

*Dec 27 08:33:39.702: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:39.718: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 104

*Dec 27 08:33:40.086: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 137 len 12 magic 0x3C46A779

*Dec 27 08:33:40.086: Se0/0:0 LCP-FS: O ECHOREP [Open] id 137 len 12 magic 0x16CF1CA7

*Dec 27 08:33:40.378: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:41.598: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:41.698: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:41.718: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 104

*Dec 27 08:33:42.382: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:43.698: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:43.718: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 104

*Dec 27 08:33:44.358: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:45.058: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:45.718: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 104

*Dec 27 08:33:46.358: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:46.382: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:47.058: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:47.698: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:47.718: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 104

*Dec 27 08:33:49.246: Se0/0:0 LCP: O ECHOREQ [Open] id 236 len 12 magic 0x16CF1CA7

*Dec 27 08:33:49.250: Se0/0:0 LCP-FS: I ECHOREP [Open] id 236 len 12 magic 0x3C46A779

*Dec 27 08:33:49.250: Se0/0:0 LCP-FS: Received id 236, sent id 236, line up

*Dec 27 08:33:49.598: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:50.326: Se0/0:0 LCP-FS: I ECHOREQ [Open] id 138 len 12 magic 0x3C46A779

*Dec 27 08:33:50.326: Se0/0:0 LCP-FS: O ECHOREP [Open] id 138 len 12 magic 0x16CF1CA7

*Dec 27 08:33:50.358: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:51.058: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:53.434: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:54.382: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:55.434: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:55.698: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:56.730: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 63 link[ip]

*Dec 27 08:33:56.734: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 63

*Dec 27 08:33:56.934: Se0/0:0 PPP: I pkt type 0x0021, datagramsize 44 link[ip]

*Dec 27 08:33:58.578: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:59.058: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:59.434: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:33:59.486: Se0/0:0 LCP: O ECHOREQ [Open] id 237 len 12 magic 0x16CF1CA7

*Dec 27 08:33:59.490: Se0/0:0 LCP-FS: I ECHOREP [Open] id 237 len 12 magic 0x3C46A779

*Dec 27 08:33:59.490: Se0/0:0 LCP-FS: Received id 237, sent id 237, line up

*Dec 27 08:34:00.578: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

*Dec 27 08:34:04.578: Se0/0:0 PPP: O pkt type 0x0021, datagramsize 48

moscow# und ppp pack

PPP packet display debugging is off

===

 

Проверяем, в работе ли канал. Пингуем об-е PE:

 

===

moscow#p 10.100.77.1

 

Type escape sequence to abort.

Sending 5, 100-byte ICMP Echos to 10.100.77.1, timeout is 2 seconds:

.....

Success rate is 0 percent (0/5)

===

 

Канал лежит.

 

===

moscow#sh loggin

Syslog logging: enabled (11 messages dropped, 31 messages rate-limited,

0 flushes, 0 overruns, xml disabled, filtering disabled)

Console logging: level debugging, 379 messages logged, xml disabled,

filtering disabled

Monitor logging: level debugging, 0 messages logged, xml disabled,

filtering disabled

Buffer logging: level notifications, 212 messages logged, xml disabled,

filtering disabled

Logging Exception size (4096 bytes)

Count and timestamp logging messages: enabled

 

No active filter modules.

 

Trap logging: level informational, 1654 message lines logged

 

Log Buffer (65535 bytes):

 

*Dec 27 08:32:24.102: %SYS-5-CONFIG_I: Configured from console by console

===

 

В логах – пусто.

 

Делаем следующую магическую вещь. Перегрузим контроллер вручную:

 

===

moscow(config)#contr e1 0/0

moscow(config-controller)#shut

moscow(config-controller)#

*Dec 27 08:40:20.430: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to administratively down

*Dec 27 08:40:22.426: %LINK-5-CHANGED: Interface Serial0/0:0, changed state to reset

*Dec 27 08:40:22.426: Se0/0:0 PPP: Sending Acct Event[Down] id[8D5]

*Dec 27 08:40:22.430: Se0/0:0 CDPCP: State is Closed

*Dec 27 08:40:22.430: Se0/0:0 IPCP: State is Closed

*Dec 27 08:40:22.430: Se0/0:0 IPCP: Remove link info for cef entry 10.100.77.1

*Dec 27 08:40:22.430: Se0/0:0 PPP: Phase is TERMINATING

*Dec 27 08:40:22.430: Se0/0:0 LCP: State is Closed

*Dec 27 08:40:22.430: Se0/0:0 PPP: Phase is DOWN

*Dec 27 08:40:22.446: Se0/0:0 IPCP: Remove route to 10.100.77.1

*Dec 27 08:40:22.446: Se0/0:0 IPCP: Remove default route thru 10.100.77.1

*Dec 27 08:40:22.450: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Down Interface flap

*Dec 27 08:40:23.426: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to down

moscow(config-controller)#no shut

moscow(config-controller)#

*Dec 27 08:40:34.610: %CONTROLLER-5-UPDOWN: Controller E1 0/0, changed state to up

*Dec 27 08:40:36.186: Se0/0:0 LCP: I CONFREQ [Closed] id 80 len 10

*Dec 27 08:40:36.186: Se0/0:0 LCP: MagicNumber 0x3CEB181F (0x05063CEB181F)

*Dec 27 08:40:36.186: Se0/0:0 LCP: Fast-starting PPP

*Dec 27 08:40:36.186: Se0/0:0 PPP: Using default call direction

*Dec 27 08:40:36.186: Se0/0:0 PPP: Treating connection as a dedicated line

*Dec 27 08:40:36.186: Se0/0:0 PPP: Session handle[b3000005] Session id[3]

*Dec 27 08:40:36.186: Se0/0:0 PPP: Phase is ESTABLISHING, Active Open

*Dec 27 08:40:36.190: Se0/0:0 LCP: O CONFREQ [Closed] id 4 len 10

*Dec 27 08:40:36.190: Se0/0:0 LCP: MagicNumber 0x17722E53 (0x050617722E53)

*Dec 27 08:40:36.190: Se0/0:0 LCP: O CONFACK [REQsent] id 80 len 10

*Dec 27 08:40:36.190: Se0/0:0 LCP: MagicNumber 0x3CEB181F (0x05063CEB181F)

*Dec 27 08:40:36.194: %LINK-3-UPDOWN: Interface Serial0/0:0, changed state to up

*Dec 27 08:40:36.194: Se0/0:0 LCP: I CONFACK [ACKsent] id 4 len 10

*Dec 27 08:40:36.194: Se0/0:0 LCP: MagicNumber 0x17722E53 (0x050617722E53)

*Dec 27 08:40:36.194: Se0/0:0 LCP: State is Open

*Dec 27 08:40:36.198: Se0/0:0 PPP: Phase is FORWARDING, Attempting Forward

*Dec 27 08:40:36.198: Se0/0:0 PPP: Discarded CDPCP code[1] id[1]

*Dec 27 08:40:36.198: Se0/0:0 PPP: Queue IPCP code[1] id[1]

*Dec 27 08:40:36.202: Se0/0:0 PPP: Phase is ESTABLISHING, Finish LCP

*Dec 27 08:40:36.202: Se0/0:0 MCB: Initialize

*Dec 27 08:40:36.206: Se0/0:0 PPP: Phase is UP

*Dec 27 08:40:36.206: Se0/0:0 IPCP: O CONFREQ [Closed] id 1 len 10

*Dec 27 08:40:36.206: Se0/0:0 IPCP: Address 10.100.77.2 (0x03060A644D02)

*Dec 27 08:40:36.206: Se0/0:0 CDPCP: O CONFREQ [Closed] id 1 len 4

*Dec 27 08:40:36.210: Se0/0:0 PPP: Process pending ncp packets

*Dec 27 08:40:36.210: Se0/0:0 IPCP: Redirect packet to Se0/0:0

*Dec 27 08:40:36.210: Se0/0:0 IPCP: I CONFREQ [REQsent] id 1 len 10

*Dec 27 08:40:36.210: Se0/0:0 IPCP: Address 10.100.77.1 (0x03060A644D01)

*Dec 27 08:40:36.210: Se0/0:0 IPCP: O CONFACK [REQsent] id 1 len 10

*Dec 27 08:40:36.214: Se0/0:0 IPCP: Address 10.100.77.1 (0x03060A644D01)

*Dec 27 08:40:36.214: Se0/0:0 CDPCP: I CONFACK [REQsent] id 1 len 4

*Dec 27 08:40:36.214: Se0/0:0 IPCP: I CONFACK [ACKsent] id 1 len 10

*Dec 27 08:40:36.214: Se0/0:0 IPCP: Address 10.100.77.2 (0x03060A644D02)

*Dec 27 08:40:36.214: Se0/0:0 IPCP: State is Open

*Dec 27 08:40:36.218: Se0/0:0 IPCP: Install route to 10.100.77.1

*Dec 27 08:40:36.222: Se0/0:0 IPCP: Add link info for cef entry 10.100.77.1

*Dec 27 08:40:37.206: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0:0, changed state to up

*Dec 27 08:40:37.210: Se0/0:0 PPP: Outbound cdp packet dropped

*Dec 27 08:40:37.210: Se0/0:0 PPP: Outbound cdp packet dropped

*Dec 27 08:40:37.210: Se0/0:0 PPP: Outbound cdp packet dropped

*Dec 27 08:40:38.202: Se0/0:0 CDPCP: I CONFREQ [ACKrcvd] id 2 len 4

*Dec 27 08:40:38.202: Se0/0:0 CDPCP: O CONFACK [ACKrcvd] id 2 len 4

*Dec 27 08:40:38.202: Se0/0:0 CDPCP: State is Open

moscow(config-controller)#^Z

*Dec 27 08:40:47.658: %SYS-5-CONFIG_I: Configured from console

*Dec 27 08:40:48.226: %ISDN-6-CONNECT: Interface Serial1/0:30 is now connected to N/A N/A

*Dec 27 08:40:52.138: %ISDN-6-CONNECT: Interface Serial1/0:0 is now connected to 8793346683 N/A

===

 

Проверяем работу канала:

 

===

moscow#p 10.100.77.1

Type escape sequence to abort.

Sending 5, 100-byte ICMP Echos to 10.100.77.1, timeout is 2 seconds:

!!!!!

Success rate is 100 percent (5/5), round-trip min/avg/max = 4/5/8 ms

moscow#

*Dec 27 08:41:01.162: %BGP-5-ADJCHANGE: neighbor 10.100.77.1 Up

*Dec 27 08:41:01.530: ICMP: echo reply rcvd, src 10.100.77.1, dst 10.100.77.2

*Dec 27 08:41:01.538: ICMP: echo reply rcvd, src 10.100.77.1, dst 10.100.77.2

*Dec 27 08:41:01.546: ICMP: echo reply rcvd, src 10.100.77.1, dst 10.100.77.2

*Dec 27 08:41:01.550: ICMP: echo reply rcvd, src 10.100.77.1, dst 10.100.77.2

*Dec 27 08:41:01.558: ICMP: echo reply rcvd, src 10.100.77.1, dst 10.100.77.2^Z

moscow#

===

 

Видим, что все поднялось после перегрузки контроллера.

 

Тупик.

===

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Транстелеком? Да, они создают имитацию бурной деятельности, что-то, говорят, делают -- только воз и ныне там.

 

Сегодня послал в Москву человека, чтобы он лично построил провайдера, раз по телефону не получается. Будет настаивать на смене порта у провайдера и порта на оборудовании LM

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