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Interface GE 0 link down***ERROR: PHY link is down - Cisco 3850

TechNeil
Level 1
Level 1

my last few attempts ended in flagged in spam so maybe this time

I have several switches stating this almost immediately after power on

Booting...
Interface GE 0 link down***ERROR: PHY link is down

This is the first time working with networking switches in many years and could use some help

1 Accepted Solution

Accepted Solutions


@TechNeil wrote:
Interface GE 0 link down***ERROR: PHY link is down

That line is nothing to be of concern.  It is just the Management Interface independently booting up.

View solution in original post

2 Replies 2

TechNeil
Level 1
Level 1

Booting...
Interface GE 0 link down***ERROR: PHY link is down
The "IP_ADDR" environment variable is not set.

Getting rest of image
Reading full image into memory...Check base package header ...: done = 16384
Getting rest of image
Reading full image into memory....done
Reading full base package into memory...: done = 34844799
Bundle Image
--------------------------------------
Kernel Address : 0x537793c4
Kernel Size : 0x43880f/4425743
Initramfs Address : 0x53bb1bd3
Initramfs Size : 0x1ca9cac/30055596
Compression Format: mzip

Bootable image at @ ram:0x537793c4
Bootable image segment 0 address range [0x81100000, 0x81da6400] is in range [0x80180000, 0x90000000].
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@boot_system: 62 3
Loading Linux kernel with entry point 0x818968e0 ...
Bootloader: Done loading app on core_mask: 0x3f

### Launching Linux Kernel (flags = 0x5)

Linux version 4.9.187 (deeratho@sjc-ads-3552) (gcc version 5.3.0 (GCC) ) #1 SMP Mon Dec 12 22:44:31 PST 2022
CVMSEG size: 2 cache lines (256 bytes)
Cavium Inc. SDK-5.1.0
bootconsole [early0] enabled
CPU0 revision is: 000d900a (Cavium Octeon II)
Checking for the multiply/shift bug... no.
Checking for the daddiu bug... no.
%IOSXEBOOT-65259848eff01324a205b969dcebb486-new_cksum: (rp/0): 4
%IOSXEBOOT-65259848eff01324a205b969dcebb486-saved_cksum: (rp/0): 4

Final tar file: mcu_ucode_bundle_6_2_0.tar

Waiting for 120 seconds for other switches to boot

Both links down, accelerating discovery and not waiting for other switches
Switch number is 1

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Rights clause at FAR sec. 52.227-19 and subparagraph
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Software clause at DFARS sec. 252.227-7013.

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Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2023 by Cisco Systems, Inc.
Compiled Mon 20-Mar-23 03:14 by mcpre


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% Checking backup nvram
% No config present. Using default config


FIPS: Flash Key Check : Begin
FIPS: Flash Key Check : End, Not Found, FIPS Mode Not Enabled

All TCP AO KDF Tests Pass
cisco WS-C3850-24XS (MIPS) processor (revision J0) with 794816K/6147K bytes of memory.
Processor board ID FOC2120U089
2048K bytes of non-volatile configuration memory.
4194304K bytes of physical memory.
255037K bytes of Crash Files at crashinfo:.
3435916K bytes of Flash at flash:.
3932128K bytes of USB Flash at usbflash0:.
0K bytes of WebUI ODM Files at webui:.

Base Ethernet MAC Address : 00:08:32:ad:21:80
Motherboard Assembly Number : 73-16649-06
Motherboard Serial Number : FOC21185QQV
Model Revision Number : J0
Motherboard Revision Number : A0
Model Number : WS-C3850-24XS
System Serial Number : FOC2120U089

 

--- System Configuration Dialog ---

Would you like to enter the initial configuration dialog? [yes/no]: no

Would you like to terminate autoinstall? [yes]: no

 

Press RETURN to get started!


*Apr 7 22:07:32.861: %SYS-5-CONFIG_P: Configured programmatically by process Setup from console as vty0
*Apr 7 22:07:32.895: %LINK-3-UPDOWN: Interface TenGigabitEthernet1/0/1, changed state to up
*Apr 7 22:07:33.895: %LINEPROTO-5-UPDOWN: Line protocol on Interface TenGigabitEthernet1/0/1, changed state to up
*Apr 7 22:07:34.079: %PKI-2-NON_AUTHORITATIVE_CLOCK: PKI functions can not be initialized until an authoritative tim e source, like NTP, can be obtained.
*Apr 7 22:07:34.097: %PKI-6-TRUSTPOINT_CREATE: Trustpoint: TP-self-signed-3451935416 created succesfully
*Apr 7 22:07:34.100: %PKI-6-TRUSTPOINT_CREATE: Trustpoint: CISCO_IDEVID_SUDI_LEGACY created succesfully
*Apr 7 22:07:34.126: %CRYPTO_ENGINE-5-KEY_ADDITION: A key named CISCO_IDEVID_SUDI_LEGACY has been generated or impor ted by pki-sudi
*Apr 7 22:07:34.188: %PKI-6-TRUSTPOINT_CREATE: Trustpoint: CISCO_IDEVID_SUDI_LEGACY0 created succesfully
*Apr 7 22:07:34.197: %PKI-6-TRUSTPOINT_CREATE: Trustpoint: CISCO_IDEVID_SUDI created succesfully
*Apr 7 22:07:34.219: %CRYPTO_ENGINE-5-KEY_ADDITION: A key named CISCO_IDEVID_SUDI has been generated or imported by pki-sudi
*Apr 7 22:07:34.347: %PKI-6-TRUSTPOINT_CREATE: Trustpoint: CISCO_IDEVID_SUDI0 created succesfully
*Apr 7 22:07:34.682: %LINK-5-CHANGED: Interface Vlan1, changed state to administratively down
*Apr 7 22:07:34.855: %LINK-5-CHANGED: Interface GigabitEthernet0/0, changed state to administratively down
*Apr 7 22:07:36.634: %CRYPTO_ENGINE-5-KEY_ADDITION: A key named TP-self-signed-3451935416 has been generated or impo rted by crypto-engine
*Apr 7 22:07:36.636: %SSH-5-ENABLED: SSH 1.99 has been enabled
*Apr 7 22:07:36.804: %PKI-4-NOCONFIGAUTOSAVE: Configuration was modified. Issue "write memory" to save new IOS PKI configuration
*Apr 7 22:07:37.033: %CRYPTO_ENGINE-5-KEY_ADDITION: A key named TP-self-signed-3451935416.server has been generated or imported by crypto-engine
*Apr 7 22:07:43.336: %AN-6-AN_ABORTED_BY_CONSOLE_INPUT: Autonomic disabled due to User intervention on console. conf igure 'autonomic' to enable it.
*Apr 7 22:07:45.166: %PKI-6-TRUSTPOINT_CREATE: Trustpoint: SLA-TrustPoint created succesfully
*Apr 7 22:07:45.173: %PKI-4-NOCONFIGAUTOSAVE: Configuration was modified. Issue "write memory" to save new IOS PKI configuration
*Apr 7 22:07:45.176: %SMART_LIC-6-EXPORT_CONTROLLED: Usage of export controlled features is not allowed
*Apr 7 22:07:45.196: %CALL_HOME-6-CALL_HOME_ENABLED: Call-home is enabled by Smart Agent for Licensing.
*Apr 7 22:07:57.383: %SYS-5-CONFIG_P: Configured programmatically by process PnP Agent Discovery from console as vty 0
*Apr 7 22:07:57.383: %PNP-6-PNP_SAVING_TECH_SUMMARY: Saving PnP tech summary (pnp-tech-discovery-summary)... Please wait. Do not interrupt.
*Apr 7 22:07:59.337: %SYS-5-CONFIG_P: Configured programmatically by process PnP Agent Discovery from console as vty 0
*Apr 7 22:08:01.862: %SYS-5-CONFIG_P: Configured programmatically by process PnP Agent Discovery from console as vty 0
*Apr 7 22:08:02.863: %PNP-6-PNP_TECH_SUMMARY_SAVED_OK: PnP tech summary (pnp-tech-discovery-summary) saved successfu lly.
*Apr 7 22:08:02.864: %PNP-6-PNP_DISCOVERY_STOPPED: PnP Discovery stopped (Config Wizard)


@TechNeil wrote:
Interface GE 0 link down***ERROR: PHY link is down

That line is nothing to be of concern.  It is just the Management Interface independently booting up.