Ubiquiti Networks EdgeRouter 12 (ER-12)/Serial info

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Console output

cpuinfo, iomem, meminfo, mtd, version, lsmod, dmesg • >>
# cat /proc/cpuinfo 
system type		: UBNT_E300
machine			: Unknown
processor		: 0
cpu model		: Cavium Octeon III V0.2  FPU V0.0
BogoMIPS		: 2000.00
wait instruction	: yes
microsecond timers	: yes
tlb_entries		: 256
extra interrupt vector	: yes
hardware watchpoint	: yes, count: 2, address/irw mask: [0x0ffc, 0x0ffb]
isa			: mips1 mips2 mips3 mips4 mips5 mips64r2
ASEs implemented	: vz
shadow register sets	: 1
kscratch registers	: 4
core			: 0
VCED exceptions		: not available
VCEI exceptions		: not available

processor		: 1
cpu model		: Cavium Octeon III V0.2  FPU V0.0
BogoMIPS		: 2000.00
wait instruction	: yes
microsecond timers	: yes
tlb_entries		: 256
extra interrupt vector	: yes
hardware watchpoint	: yes, count: 2, address/irw mask: [0x0ffc, 0x0ffb]
isa			: mips1 mips2 mips3 mips4 mips5 mips64r2
ASEs implemented	: vz
shadow register sets	: 1
kscratch registers	: 4
core			: 1
VCED exceptions		: not available
VCEI exceptions		: not available

processor		: 2
cpu model		: Cavium Octeon III V0.2  FPU V0.0
BogoMIPS		: 2000.00
wait instruction	: yes
microsecond timers	: yes
tlb_entries		: 256
extra interrupt vector	: yes
hardware watchpoint	: yes, count: 2, address/irw mask: [0x0ffc, 0x0ffb]
isa			: mips1 mips2 mips3 mips4 mips5 mips64r2
ASEs implemented	: vz
shadow register sets	: 1
kscratch registers	: 4
core			: 2
VCED exceptions		: not available
VCEI exceptions		: not available

processor		: 3
cpu model		: Cavium Octeon III V0.2  FPU V0.0
BogoMIPS		: 2000.00
wait instruction	: yes
microsecond timers	: yes
tlb_entries		: 256
extra interrupt vector	: yes
hardware watchpoint	: yes, count: 2, address/irw mask: [0x0ffc, 0x0ffb]
isa			: mips1 mips2 mips3 mips4 mips5 mips64r2
ASEs implemented	: vz
shadow register sets	: 1
kscratch registers	: 4
core			: 3
VCED exceptions		: not available
VCEI exceptions		: not available

# cat /proc/iomem 
00400000-00f32fff : System RAM
  00800000-00c15ce7 : Kernel code
  00c15ce8-00dc0797 : Kernel data
01100000-0fcfffff : System RAM
20300000-4eefffff : System RAM
1070000000800-10700000008ff : /soc@0/gpio-controller@1070000000800
1070000001000-10700000010ff : /soc@0/spi@1070000001000
1180000000168-1180000000187 : /soc@0/mmc@1180000002000
1180000000800-118000000083f : serial
1180000000c00-1180000000c3f : serial
1180000001000-11800000011ff : /soc@0/i2c@1180000001000
1180000001200-11800000013ff : /soc@0/i2c@1180000001200
1180000001800-118000000183f : /soc@0/mdio@1180000001800
1180000001900-118000000193f : /soc@0/mdio@1180000001900
1180000002000-11800000020ff : /soc@0/mmc@1180000002000
1180040000000-118004000000f : octeon_rng
1400000000000-1400000000007 : octeon_rng
1680000000000-1680000007fff : /soc@0/uctl@1180068000000/xhci@1680000000000
  1680000000000-1680000007fff : xhci-hcd
168000000c100-1680fffffffff : 1680000000000.xhci
1690000000000-1690000007fff : /soc@0/uctl@1180069000000/xhci@1690000000000
  1690000000000-1690000007fff : xhci-hcd
169000000c100-1690fffffffff : 1690000000000.xhci

# cat /proc/meminfo 
MemTotal:         997088 kB
MemFree:          768780 kB
Buffers:           28892 kB
Cached:           104424 kB
SwapCached:            0 kB
Active:            58236 kB
Inactive:         104636 kB
Active(anon):      29816 kB
Inactive(anon):       68 kB
Active(file):      28420 kB
Inactive(file):   104568 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:             0 kB
SwapFree:              0 kB
Dirty:                 0 kB
Writeback:             0 kB
AnonPages:         29604 kB
Mapped:            16288 kB
Shmem:               328 kB
Slab:              30284 kB
SReclaimable:      10208 kB
SUnreclaim:        20076 kB
KernelStack:        2016 kB
PageTables:          972 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:      498544 kB
Committed_AS:     291856 kB
VmallocTotal:   534773760 kB
VmallocUsed:       29772 kB
VmallocChunk:   534688704 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB

# cat /proc/mtd 
dev:    size   erasesize  name
mtd0: 00300000 00001000 "boot0"
mtd1: 00100000 00001000 "dummy"
mtd2: 00010000 00001000 "eeprom"

# cat /proc/version 
Linux version 3.10.107-UBNT (root@1c9160157dc0) (gcc version 4.7.0 (Cavium Inc. Version: SDK_BUILD build 51) ) #1 SMP Fri Jun 22 17:17:51 UTC 2018

# lsmod                      
Module                  Size  Used by
iptable_filter          1480  0 
ip_tables              18022  1 iptable_filter
x_tables               20579  2 ip_tables,iptable_filter
ip_set_hash_net        22330  4 
ip_set                 23898  1 ip_set_hash_net
nfnetlink               3997  1 ip_set
macvlan                10188  0 
cvm_ipsec_kame         38319  0 
ipv6                  381814  43 cvm_ipsec_kame
imq                     6736  0 
cavium_ip_offload     176733  0 
ubnt_nf_app            10668  1 cavium_ip_offload
tdts                  572293  2 cavium_ip_offload,ubnt_nf_app
octeon_rng              1890  0 
rng_core                4168  2 octeon_rng
bonding               103545  0 
ubnt_platform        2528991  0 

# dmesg
Linux version 3.10.107-UBNT (root@1c9160157dc0) (gcc version 4.7.0 (Cavium Inc. Version: SDK_BUILD build 51) ) #1 SMP Fri Jun 22 17:17:51 UTC 2018
CVMSEG size: 3 cache lines (384 bytes)
Cavium Inc. SDK-3.1.2
bootconsole [early0] enabled
CPU revision is: 000d9602 (Cavium Octeon III)
FPU revision is: 00739600
Checking for the multiply/shift bug... no.
Checking for the daddiu bug... no.
Determined physical RAM map:
 memory: 0000000000400000 @ 0000000000400000 (usable)
 memory: 00000000005c1000 @ 0000000000800000 (kernel data and code)
 memory: 000000000004f000 @ 0000000000dc1000 (usable after init)
 memory: 0000000000123000 @ 0000000000e10000 (kernel data and code)
 memory: 000000000ec00000 @ 0000000001100000 (usable)
 memory: 000000002ec00000 @ 0000000020300000 (usable)
Using passed Device Tree <800000000fdb0400>.
software IO TLB [mem 0x01f1b000-0x01f5b000] (0MB) mapped at [8000000001f1b000-8000000001f5afff]
Zone ranges:
  DMA32    [mem 0x00400000-0xefffffff]
  Normal   empty
Movable zone start for each node
Early memory node ranges
  node   0: [mem 0x00400000-0x00f32fff]
  node   0: [mem 0x01100000-0x0fcfffff]
  node   0: [mem 0x20300000-0x4eefffff]
On node 0 totalpages: 254771
  DMA32 zone: 3484 pages used for memmap
  DMA32 zone: 0 pages reserved
  DMA32 zone: 254771 pages, LIFO batch:31
Primary instruction cache 78kB, virtually tagged, 39 way, 16 sets, linesize 128 bytes.
Primary data cache 32kB, 32-way, 8 sets, linesize 128 bytes.
Secondary unified cache 512kB, 4-way, 1024 sets, linesize 128 bytes.
PERCPU: Embedded 10 pages/cpu @8000000001f74000 s11008 r8192 d21760 u40960
pcpu-alloc: s11008 r8192 d21760 u40960 alloc=10*4096
pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 
Built 1 zonelists in Node order, mobility grouping on.  Total pages: 251287
Policy zone: DMA32
Kernel command line:  root=/dev/mmcblk0p2 rootdelay=10 rw rootsqimg=squashfs.img 
rootsqwdir=w mtdparts=spi32766.0:3072k(boot0),1024k(dummy),64k(eeprom) console=ttyS0,115200
PID hash table entries: 4096 (order: 3, 32768 bytes)
Memory: 996772k/1011712k available (4183k kernel code, 14940k reserved, 1706k data, 316k init)
Hierarchical RCU implementation.
Additional per-CPU info printed with stalls.
NR_IRQS:767 nr_irqs:767 9
CIB interrupt controller probed: 800107000000e000 23 bits
CIB interrupt controller probed: 800107000000e200 12 bits
CIB interrupt controller probed: 800107000000e400 6 bits
CIB interrupt controller probed: 800107000000ec00 15 bits
CIB interrupt controller probed: 800107000000e600 4 bits
CIB interrupt controller probed: 800107000000e800 11 bits
CIB interrupt controller probed: 800107000000e900 11 bits
Calibrating delay loop (skipped) preset value.. 2000.00 BogoMIPS (lpj=10000000)
pid_max: default: 32768 minimum: 501
Security Framework initialized
Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
Mount-cache hash table entries: 256
Checking for the daddi bug... no.
SMP: Booting CPU01 (CoreId  1)...
CPU revision is: 000d9602 (Cavium Octeon III)
FPU revision is: 00739600
SMP: Booting CPU02 (CoreId  2)...
CPU revision is: 000d9602 (Cavium Octeon III)
FPU revision is: 00739600
SMP: Booting CPU03 (CoreId  3)...
CPU revision is: 000d9602 (Cavium Octeon III)
FPU revision is: 00739600
Brought up 4 CPUs
NET: Registered protocol family 16
Installing handlers for error tree at: ffffffff80d3dda0
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
pps_core: LinuxPPS API ver. 1 registered
pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
PTP clock support registered
Switching to clocksource OCTEON_CVMCOUNT
NET: Registered protocol family 2
TCP established hash table entries: 8192 (order: 5, 131072 bytes)
TCP bind hash table entries: 8192 (order: 5, 131072 bytes)
TCP: Hash tables configured (established 8192 bind 8192)
TCP: reno registered
UDP hash table entries: 512 (order: 2, 16384 bytes)
UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
NET: Registered protocol family 1
octeon_pci_console: Initialized.
HugeTLB registered 2 MB page size, pre-allocated 0 pages
squashfs: version 4.0 (2009/01/31) Phillip Lougher
Registering unionfs 2.5.13 (for 3.10.34)
aufs 3.10.x-20141215
msgmni has been set to 1946
io scheduler noop registered
io scheduler cfq registered (default)
octeon_gpio 1070000000800.gpio-controller: OCTEON GPIO: base = 0
Serial: 8250/16550 driver, 6 ports, IRQ sharing disabled
1180000000800.serial: ttyS0 at MMIO 0x1180000000800 (irq = 34) is a OCTEON
console [ttyS0] enabled, bootconsole disabled
1180000000c00.serial: ttyS1 at MMIO 0x1180000000c00 (irq = 35) is a OCTEON
loop: module loaded
m25p80 spi32766.0: mx25l6405d (8192 Kbytes)
3 cmdlinepart partitions found on MTD device spi32766.0
Creating 3 MTD partitions on "spi32766.0":
0x000000000000-0x000000300000 : "boot0"
0x000000300000-0x000000400000 : "dummy"
0x000000400000-0x000000410000 : "eeprom"
spi-octeon 1070000001000.spi: OCTEON SPI bus driver
libphy: mdio-octeon: probed
mdio-octeon 1180000001800.mdio: Version 1.0
libphy: mdio-octeon: probed
mdio-octeon 1180000001900.mdio: Version 1.0
octeon-ethernet 2.0
Node 0 Interface 0 has 4 ports (QSGMII)
Node 0 Interface 1 has 4 ports (QSGMII)
Node 0 Interface 2 has 4 ports (NPI)
Node 0 Interface 3 has 4 ports (LOOP)
Node 0 Interface 4 has 1 ports (AGL)
No power GPIO device tree entry
platform 1180068000000.uctl: clocks initialized.
platform 1180069000000.uctl: clocks initialized.
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
xhci-hcd xhci-hcd.0.auto: xHCI Host Controller
xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 1
xhci-hcd xhci-hcd.0.auto: irq 25, io mem 0x1680000000000
xHCI xhci_add_endpoint called for root hub
xHCI xhci_check_bandwidth called for root hub
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
xhci-hcd xhci-hcd.0.auto: xHCI Host Controller
xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 2
xHCI xhci_add_endpoint called for root hub
xHCI xhci_check_bandwidth called for root hub
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 1 port detected
xhci-hcd xhci-hcd.1.auto: xHCI Host Controller
xhci-hcd xhci-hcd.1.auto: new USB bus registered, assigned bus number 3
xhci-hcd xhci-hcd.1.auto: irq 26, io mem 0x1690000000000
xHCI xhci_add_endpoint called for root hub
xHCI xhci_check_bandwidth called for root hub
hub 3-0:1.0: USB hub found
hub 3-0:1.0: 1 port detected
xhci-hcd xhci-hcd.1.auto: xHCI Host Controller
xhci-hcd xhci-hcd.1.auto: new USB bus registered, assigned bus number 4
xHCI xhci_add_endpoint called for root hub
xHCI xhci_check_bandwidth called for root hub
hub 4-0:1.0: USB hub found
hub 4-0:1.0: 1 port detected
usbcore: registered new interface driver usb-storage
i2c-octeon 1180000001000.i2c: version 2.6
i2c-octeon 1180000001200.i2c: version 2.6
octeon_wdt: Initial granularity 5 Sec
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
TCP: cubic registered
NET: Registered protocol family 17
NET: Registered protocol family 15
Waiting 10sec before mounting root device...
mmc0: BKOPS_EN bit is not set
mmc0: new high speed DDR MMC card at address 0001
mmcblk0: mmc0:0001 SEM04G 3.68 GiB 
mmcblk0boot0: mmc0:0001 SEM04G partition 1 2.00 MiB
mmcblk0boot1: mmc0:0001 SEM04G partition 2 2.00 MiB
mmcblk0rpmb: mmc0:0001 SEM04G partition 3 2.00 MiB
 mmcblk0: p1 p2
 mmcblk0boot1: unknown partition table
 mmcblk0boot0: unknown partition table
kjournald starting.  Commit interval 3 seconds
EXT3-fs (mmcblk0p2): using internal journal
EXT3-fs (mmcblk0p2): recovery complete
EXT3-fs (mmcblk0p2): mounted filesystem with journal data mode
VFS: Mounted root (aufs filesystem) on device 0:11.
Freeing unused kernel memory: 316K (ffffffff80dc1000 - ffffffff80e10000)
ubnt_platform: module license 'Proprietary' taints kernel.
Disabling lock debugging due to kernel taint
start to reset chip family-0 on dev_id-0
wait for finishing reset chip family-0 on dev_id-0
reset chip family-0 on dev_id-0 OK
bonding: Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011)
bonding: MII link monitoring set to 100 ms
octeon_rng octeon_rng: Octeon Random Number Generator
Init chrdev /dev/detector with major 190
tdts: tcp_conn_max = 32000

tdts: tcp_conn_timeout = 300 sec

IMQ driver loaded successfully. (numdevs = 1, numqueues = 1)
	Hooking IMQ after NAT on PREROUTING.
	Hooking IMQ before NAT on POSTROUTING.
NET: Registered protocol family 10
eth8: Link down
IPv6: ADDRCONF(NETDEV_UP): eth8: link is not ready
eth9: Link down
IPv6: ADDRCONF(NETDEV_UP): eth9: link is not ready
eth10: Link down
IPv6: ADDRCONF(NETDEV_UP): eth10: link is not ready
eth11: Link down
IPv6: ADDRCONF(NETDEV_UP): eth11: link is not ready
IPv6: ADDRCONF(NETDEV_UP): switch0: link is not ready
bonding: switch0: Adding slave itf0.
itf0: 1000 Mbps Full duplex, port 16
bonding: switch0: enslaving itf0 as an active interface with an up link.
IPv6: ADDRCONF(NETDEV_CHANGE): switch0: link becomes ready
bonding: switch0: Adding slave itf1.
itf1: 1000 Mbps Full duplex, port 17
bonding: switch0: enslaving itf1 as an active interface with an up link.
bonding: switch0: Adding slave itf2.
itf2: 1000 Mbps Full duplex, port 18
bonding: switch0: enslaving itf2 as an active interface with an up link.
bonding: switch0: Adding slave itf3.
itf3: 1000 Mbps Full duplex, port 19
bonding: switch0: enslaving itf3 as an active interface with an up link.
device switch0 entered promiscuous mode
device itf0 entered promiscuous mode
device itf1 entered promiscuous mode
device itf2 entered promiscuous mode
device itf3 entered promiscuous mode
IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth2: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth3: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth4: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth5: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth6: link is not ready
IPv6: ADDRCONF(NETDEV_UP): eth7: link is not ready
Netfilter messages via NETLINK v0.30.
ip_set: protocol 6
ip_tables: (C) 2000-2006 Netfilter Core Team
warning: process `nsm' used the deprecated sysctl system call with 3.5.58.
Changing the IPv4 forwarding cache table size from 8192 to 16384
IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

‎[11:35:33 PM] ‎eSyr‎: vbash-4.1# ip l
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth11: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:81 brd ff:ff:ff:ff:ff:ff
3: eth10: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:82 brd ff:ff:ff:ff:ff:ff
4: eth8: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:83 brd ff:ff:ff:ff:ff:ff
5: eth9: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:84 brd ff:ff:ff:ff:ff:ff
6: itf0: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc noqueue master switch0 state UP mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:85 brd ff:ff:ff:ff:ff:ff
7: itf1: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc noqueue master switch0 state UP mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:85 brd ff:ff:ff:ff:ff:ff
8: itf2: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc noqueue master switch0 state UP mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:85 brd ff:ff:ff:ff:ff:ff
9: itf3: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc noqueue master switch0 state UP mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:85 brd ff:ff:ff:ff:ff:ff
10: npi0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether 7a:dc:a1:72:9d:e2 brd ff:ff:ff:ff:ff:ff
11: npi1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether 36:9e:6e:97:36:41 brd ff:ff:ff:ff:ff:ff
12: npi2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether ce:6e:17:a0:d0:7c brd ff:ff:ff:ff:ff:ff
13: npi3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether 7a:42:5a:44:f1:69 brd ff:ff:ff:ff:ff:ff
14: loop0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether e2:6a:61:b5:63:31 brd ff:ff:ff:ff:ff:ff
15: loop1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether e2:22:cc:17:68:0d brd ff:ff:ff:ff:ff:ff
16: loop2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether b2:06:98:47:e0:1c brd ff:ff:ff:ff:ff:ff
17: loop3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default 
    link/ether 9a:da:5c:77:2c:1e brd ff:ff:ff:ff:ff:ff
18: switch0: <BROADCAST,MULTICAST,MASTER,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:85 brd ff:ff:ff:ff:ff:ff
19: imq0: <NOARP,UP,LOWER_UP> mtu 16000 qdisc pfifo_fast state UNKNOWN mode DEFAULT group default qlen 11000
    link/void 
20: eth0@switch0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:86 brd ff:ff:ff:ff:ff:ff
21: eth1@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:87 brd ff:ff:ff:ff:ff:ff
22: eth2@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:88 brd ff:ff:ff:ff:ff:ff
23: eth3@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:89 brd ff:ff:ff:ff:ff:ff
24: eth4@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:8a brd ff:ff:ff:ff:ff:ff
25: eth5@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:8b brd ff:ff:ff:ff:ff:ff
26: eth6@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:8c brd ff:ff:ff:ff:ff:ff
27: eth7@switch0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state LOWERLAYERDOWN mode DEFAULT group default 
    link/ether b4:fb:e4:8a:6e:8d brd ff:ff:ff:ff:ff:ff