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@FlorianHeigl
Created April 28, 2026 08:39
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octeon 25g link failure
Octeon nic225e=> octsfpinfo octeth0
Reading SFP/SFP+ EEPROM at 0x0:0x50
Copper Pigtail SFP/SFP+/SFP28 25GBase-CR CA-S module detected
Vendor: FS
Vendor OUI: 00:02:C9
Vendor part number: S28-PC01 Revision: 01
Manufacturing date code: 201207
Rate: 25G
Copper cable type: Passive
Cable length: 1 meters
Forward error correction is suggested
Limiting is disabled
Power level: 1
RX LoS is not implemented and is not inverted
TX fault is not implemented
TX disable is not implemented
Rate select is not implemented
RX output is limiting
Diagnostic monitoring is not implemented
Octeon nic225e=> octsfpinfo octeth1
Reading SFP/SFP+ EEPROM at 0x1:0x50
Copper Pigtail SFP/SFP+/SFP28 25GBase-CR CA-S module detected
Vendor: FS
Vendor OUI: 00:02:C9
Vendor part number: S28-PC01 Revision: 01
Manufacturing date code: 201207
Rate: 25G
Copper cable type: Passive
Cable length: 1 meters
Forward error correction is suggested
Limiting is disabled
Power level: 1
RX LoS is not implemented and is not inverted
TX fault is not implemented
TX disable is not implemented
Rate select is not implemented
RX output is limiting
Diagnostic monitoring is not implemented
Octeon nic225e=> sfpinfo i2c
Copper Pigtail SFP/SFP+/SFP28 25GBase-CR CA-S module detected
Vendor: FS
Vendor OUI: 00:02:C9
Vendor part number: S28-PC01 Revision: 01
Manufacturing date code: 201207
Rate: 25G
Copper cable type: Passive
Cable length: 1 meters
Forward error correction is suggested
Power level: 1
RX LoS is not implemented and is not inverted
TX fault is not implemented
TX disable is not implemented
Rate select is not implemented
RX output is limiting
Diagnostic monitoring is not implemented
FS#show interfaces TFGigabitEthernet 0/21
Index(dec):21 (hex):15
TFGigabitEthernet 0/21 is DOWN , line protocol is DOWN
Hardware is TFGigabitEthernet, address is 649d.99d1.ec41 (bia 649d.99d1.ec41)
Interface address is: no ip address
Interface IPv6 address is:
No IPv6 address
MTU 1500 bytes, BW 25000000 Kbit
Encapsulation protocol is Ethernet-II, loopback not set
Keepalive interval is 10 sec , set
Carrier delay is 2 sec
Ethernet attributes:
Last link state change time: 2026-04-25 13:19:27
Time duration since last link state change: 2 days, 22 hours, 10 minutes, 28 seconds
Priority is 0
Medium-type is Fiber
Admin duplex mode is AUTO, oper duplex is Unknown
Admin speed is 25G, oper speed is Unknown
Flow control admin status is OFF, flow control oper status is Unknown
Admin negotiation mode is OFF, oper negotiation state is Unknown
Storm Control: Broadcast is OFF, Multicast is OFF, Unicast is OFF
Admin FEC mode is auto, oper FEC mode is rs
Bridge attributes:
Port-type: trunk
Native vlan: 1
FS#show interfaces TFGigabitEthernet 0/23
Index(dec):23 (hex):17
TFGigabitEthernet 0/23 is DOWN , line protocol is DOWN
Hardware is TFGigabitEthernet, address is 649d.99d1.ec41 (bia 649d.99d1.ec41)
Interface address is: no ip address
Interface IPv6 address is:
No IPv6 address
MTU 1500 bytes, BW 25000000 Kbit
Encapsulation protocol is Ethernet-II, loopback not set
Keepalive interval is 10 sec , set
Carrier delay is 2 sec
Ethernet attributes:
Last link state change time: 2026-04-25 13:19:28
Time duration since last link state change: 2 days, 22 hours, 10 minutes, 31 seconds
Priority is 0
Medium-type is Fiber
Admin duplex mode is AUTO, oper duplex is Unknown
Admin speed is 25G, oper speed is Unknown
Flow control admin status is OFF, flow control oper status is Unknown
Admin negotiation mode is OFF, oper negotiation state is Unknown
Storm Control: Broadcast is OFF, Multicast is OFF, Unicast is OFF
Admin FEC mode is auto, oper FEC mode is rs
Bridge attributes:
Port-type: trunk
Native vlan: 1
FS#show interfaces TFGigabitEthernet 0/21 transceiver
Transceiver Type : 25G-Copper-SFP28
Connector Type : Copper pigtail
Mode : Copper
Wavelength(nm) : NA
Transfer Distance :
Cable
-- 1m
Digital Diagnostic Monitoring : NO
Vendor Serial Number : S2011527007-1
Current diagnostic parameters:
This module doesn't support DDM!
Transceiver current alarm information:
This module doesn't support getting alarm!
FS#show interfaces TFGigabitEthernet 0/23 transceiver
Transceiver Type : 25G-Copper-SFP28
Connector Type : Copper pigtail
Mode : Copper
Wavelength(nm) : NA
Transfer Distance :
Cable
-- 1m
Digital Diagnostic Monitoring : NO
Vendor Serial Number : S2011527009-1
Current diagnostic parameters:
This module doesn't support DDM!
Transceiver current alarm information:
This module doesn't support getting alarm!
Octeon nic225e=> dhcp
BOOTP broadcast 1
octeth0: Down (port 2048) (XLAUI)
BOOTP broadcast 2
BOOTP broadcast 3
BOOTP broadcast 4
BOOTP broadcast 5
Retry count exceeded; starting again
BOOTP broadcast 1
octeth1: Down (port 2304) (XLAUI)
BOOTP broadcast 2
BOOTP broadcast 3
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