>1. А версии IOS на всех 2950 совпадают?
На всех 2950-тых:
##sh version
Cisco Internetwork Operating System Software
IOS (tm) C2950 Software (C2950-I6Q4L2-M), Version 12.1(22)EA4, RELEASE SOFTWARE
(fc1)
Copyright (c) 1986-2005 by cisco Systems, Inc.
Compiled Wed 23-Mar-05 15:33 by yenanh
Image text-base: 0x80010000, data-base: 0x80562000
ROM: Bootstrap program is C2950 boot loader
Cisco2950 uptime is 1 week, 6 days, 17 hours, 53 minutes
System returned to ROM by power-on
System restarted at 14:44:54 UTC Wed Nov 16 2005
System image file is "flash:/c2950-i6q4l2-mz.121-22.EA4.bin"
cisco WS-C2950G-24-EI (RC32300) processor (revision L0) with 21039K bytes of mem
ory.
Processor board ID FCZ0921Y0HQ
Last reset from system-reset
Running Enhanced Image
24 FastEthernet/IEEE 802.3 interface(s)
2 Gigabit Ethernet/IEEE 802.3 interface(s)
>2. Что пишется в logg на счет падения этого интерфейса на 2950?
Cisco2950#sh logging
Syslog logging: enabled (0 messages dropped, 0 messages rate-limited, 0 flushes,
0 overruns)
Console logging: level debugging, 632 messages logged
Monitor logging: level debugging, 0 messages logged
Buffer logging: level debugging, 632 messages logged
Exception Logging: size (4096 bytes)
File logging: disabled
Trap logging: level informational, 636 message lines logged
Log Buffer (4096 bytes):
ne protocol on Interface GigabitEthernet0/1, changed state to up
1w0d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w0d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w0d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w0d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to down
1w1d: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up
1w1d: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, change
d state to up
>
>3. покажи как настроены ответные гигабитники на 3508G как для этого, так
>и для всех остальных.
Cisco3508G#sh run
Building configuration...
Current configuration:
!
version 12.0
no service pad
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname Cisco3508G
!
enable password
!
!
!
!
!
!
ip subnet-zero
!
!
!
interface GigabitEthernet0/1
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/2
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/3
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/4
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/5 (к этому интерфейсу подключен проблемный 2950)
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/6
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/7
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface GigabitEthernet0/8
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface VLAN1
ip address 192.168.10.96 255.255.255.0
no ip directed-broadcast
no ip route-cache
!
interface VLAN2
ip address 192.168.20.9 255.255.255.0
no ip directed-broadcast
no ip route-cache
shutdown
!
ip default-gateway 192.168.10.1
!
line con 0
logging synchronous
transport input none
stopbits 1
line vty 0 4
password
login
line vty 5 15
login
!
end
>4. Покажи sh errdisable detect, sh errdisable recovery
Cisco2950#sh errdisable detect
ErrDisable Reason Detection status
----------------- ----------------
udld Enabled
bpduguard Enabled
security-violatio Enabled
channel-misconfig Enabled
psecure-violation Enabled
dhcp-rate-limit Enabled
unicast-flood Enabled
vmps Enabled
pagp-flap Enabled
dtp-flap Enabled
link-flap Enabled
gbic-invalid Enabled
loopback Enabled
dhcp-rate-limit Enabled
unicast-flood Enabled
Cisco2950#sh errdisable recovery
ErrDisable Reason Timer Status
----------------- --------------
udld Disabled
bpduguard Disabled
security-violatio Disabled
channel-misconfig Disabled
vmps Disabled
pagp-flap Disabled
dtp-flap Disabled
link-flap Disabled
psecure-violation Disabled
gbic-invalid Disabled
dhcp-rate-limit Disabled
unicast-flood Disabled
loopback Disabled
Timer interval: 300 seconds
Interfaces that will be enabled at the next timeout: