I have a problem with EX4200 switch
We have tried password recovery but recovery mode is not shown, they have rebooted directly.
Hit [Enter] to boot immediately, or space bar for command prompt.
Type '?' for a list of commands, 'help' for more detailed help.
loader> boot -s
Kernel entry at 0x800000c0 ...
GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1996-2016, Juniper Networks, Inc.
All rights reserved.
Copyright (c) 1992-2007 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
JUNOS 15.1R5.5 #0: 2016-11-25 16:39:56 UTC
builder@mayland.juniper.net:/volume/build/junos/15.1/release/15.1R5.5/obj/powerpc/junos/bsd/kernels/JUNIPER-EX/kernel
can't re-use a leaf (all_slot_serialid)!
Timecounter "decrementer" frequency 50000000 Hz quality 0
cpu0: Freescale e500v2 core revision 2.3
cpu0: HID0 80004080<EMCP,TBEN,EN_MAS7_UPDATE>
real memory = 1044381696 (996 MB)
avail memory = 1022398464 (975 MB)
Security policy loaded: JUNOS MAC/pcap (mac_pcap)
Security policy loaded: JUNOS MAC/runasnonroot (mac_runasnonroot)
Security policy loaded: Junos MAC/veriexec (mac_veriexec)
MAC/veriexec fingerprint module loaded: SHA1
MAC/veriexec fingerprint module loaded: SHA256
ETHERNET SOCKET BRIDGE initialising
Initializing EXSERIES properties ...
nexus0: <Powerpc Nexus device>
ocpbus0: <on-chip peripheral bus> on nexus0
openpic0: <OpenPIC in on-chip peripheral bus> iomem 0xfef40000-0xfef600b3 on ocpbus0
memctl0: <mpc85xx memory ECC monitor> iomem 0xfef20000-0xfef20e5b,0xfef02000-0xfef02e5b irq 32,34 on ocpbus0
i2c0: <MPC85XX OnChip i2c Controller> iomem 0xfef03000-0xfef03014 irq 59 on ocpbus0
poe0: <POE> on i2c0
i2c1: <MPC85XX OnChip i2c Controller> iomem 0xfef03100-0xfef03114 irq 59 on ocpbus0
uart0: <16550 or compatible> iomem 0xfef04500-0xfef0450f irq 58 on ocpbus0
uart0: console (9600,n,8,1)
uart1: <16550 or compatible> iomem 0xfef04600-0xfef0460f irq 58 on ocpbus0
lbc0: <Freescale Local Bus Controller> iomem 0xfef05000-0xfef05fff,0xff000000-0xffffffff irq 22 on ocpbus0
cb fpga: un-supported RE/board:39
cfi0: <AMD/Fujitsu - 8MB> iomem 0xff800000-0xffffffff on lbc0
cb fpga: un-supported RE/board:39
syspld0 iomem 0xff000000-0xff00ffff on lbc0
tsec0: <eTSEC ethernet controller> iomem 0xfef24000-0xfef24fff irq 45,46,50 on ocpbus0
tsec0: hardware MAC address 40:b4:f0:71:09:ff
miibus0: <MII bus> on tsec0
e1000phy0: <Marvell 88E1112 Gigabit PHY> on miibus0
e1000phy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseTX-FDX, auto
pcib0: <Freescale MPC8544 PCI host controller> iomem 0xfef08000-0xfef08fff,0xf0000000-0xf3ffffff on ocpbus0
pci0: <PCI bus> on pcib0
pci0: <serial bus, USB> at device 18.0 (no driver attached)
ehci0: <Philips ISP156x USB 2.0 controller> mem 0xf0001000-0xf00010ff irq 22 at device 18.2 on pci0
usb0: EHCI version 1.0
usb0: <Philips ISP156x USB 2.0 controller> on ehci0
usb0: USB revision 2.0
uhub0: Philips EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
umass0: STMicroelectronics ST72682 High Speed Mode, rev 2.00/2.10, addr 2
pcib1: <Freescale MPC8544 PCI Express host controller> iomem 0xfef0a000-0xfef0afff,0xe0000000-0xe3ffffff,0xec000000-0xec0fffff irq 42 on ocpbus0
pci1: <PCI bus> on pcib1
pcib2: <PCI-PCI bridge> at device 0.0 on pci1
pci2: <PCI bus> on pcib2
mpfe0: <Juniper EX-series Packet Forwarding Engine> mem 0xa4000000-0xa40fffff,0xa0000000-0xa3ffffff irq 20 at device 0.0 on pci2
mpfe_adcr_shadow_alloc: allocated idx: 0
pcib3: <Freescale MPC8544 PCI Express host controller> iomem 0xfef09000-0xfef09fff,0xe4000000-0xe7ffffff,0xec100000-0xec1fffff irq 41 on ocpbus0
pci3: <PCI bus> on pcib3
pcib4: <PCI-PCI bridge> at device 0.0 on pci3
pci4: <PCI bus> on pcib4
mpfe1: <Juniper EX-series Packet Forwarding Engine> mem 0xac000000-0xac0fffff,0xa8000000-0xabffffff irq 18 at device 0.0 on pci4
mpfe_adcr_shadow_alloc: allocated idx: 1
pcib5: <Freescale MPC8544 PCI Express host controller> iomem 0xfef0b000-0xfef0bfff,0xe8000000-0xebffffff,0xec200000-0xec2fffff irq 43 on ocpbus0
pci5: <PCI bus> on pcib5
pcib6: <PCI-PCI bridge> at device 0.0 on pci5
pci6: <PCI bus> on pcib6
mpfe2: <Juniper EX-series Packet Forwarding Engine> mem 0xb4000000-0xb40fffff,0xb0000000-0xb3ffffff irq 19 at device 0.0 on pci6
mpfe_adcr_shadow_alloc: allocated idx: 2
idma0: <mp85xxx DMA Controller> iomem 0xfef21000-0xfef21300 irq 36 on ocpbus0
Initializing product: 43 ..
Loading Redundant LT driver
Registered AMT tunnel Encap with UDP Tunnel!
###PCB Group initialized for udppcbgroup
###PCB Group initialized for tcppcbgroup
da0 at umass-sim0 bus 0 target 0 lun 0
da0: <ST ST72682 2.10> Removable Direct Access SCSI-2 device
da0: 40.000MB/s transfers
da0: 1000MB (2048000 512 byte sectors: 64H 32S/T 1000C)
Kernel thread "wkupdaemon" (pid 44) exited prematurely.
Trying to mount root from ufs:/dev/da0s1a
Attaching /packages/junos via /dev/mdctl...
Mounted junos-ex package on /dev/md0...
Waiting (max 60 seconds) for system process `vnlru' to stop...done
Waiting (max 60 seconds) for system process `vnlru_mem' to stop...done
Waiting (max 60 seconds) for system process `bufdaemon' to stop...done
Waiting (max 60 seconds) for system process `syncer' to stop...
Syncing disks, vnodes remaining...0 0 0 0 0 0 0 0 0 0 done
syncing disks... All buffers synced.
Uptime: 27s
Rebooting...
U-Boot 1.1.6 (Jun 5 2012 - 02:26:04)
Board: EX4200-48T 4.33
EPLD: Version 10.0 (0x82)
DRAM: Initializing (1024 MB)
FLASH: 8 MB
Please guide how i can resolve this issue.
------------------------------
DHIRAJ PAWAR
------------------------------
Original Message:
Sent: 07-19-2019 11:53
From: Erdem Sener
Subject: EX4200: ROOT PASSWORD RECOVERY
Note that this doesn't work for a stack. You have to seperate the master from the stack and update the master individually.