Hello All,

Please i need you assitance if anyone had the same situation ,i have pluuged one Cisco SFP 1G on the the switch (Dell s4128f-on) the problem is the its always showing that the  SFP28 type is SFP28 25GBASE-SR-AOC-100.0M ,and the line protocol is down,

I have used below commands but status is still same. 

TOR-05# configure terminal 
TOR-05(config)# allow unsupported-transceiver
TOR-05(config)# unlock third-party transceiver
TOR-05(config)# end
TOR-05# commit 
TOR-05# write memory

here is the show interface result 

TOR-05# show interface ethernet 1/1/12
Ethernet 1/1/12 is up, line protocol is down
Hardware is Eth, address is e8:65:5f:10:b5:0c
    Current address is e8:65:5f:10:b5:0c
Pluggable media present, SFP28 type is SFP28 25GBASE-SR-AOC-100.0M
    Wavelength is 16652
Interface index is 27
Internet address is not set
Mode of IPv4 Address Assignment: not set
Interface IPv6 oper status: Disabled
MTU 1532 bytes, IP MTU 1500 bytes
LineSpeed 0, Auto-Negotiation off
Flowcontrol rx on tx off
ARP type: ARPA, ARP Timeout: 60
Last clearing of "show interface" counters: 23 weeks 1 day 08:08:02
Queuing strategy: fifo
Input statistics:
     0 packets, 0 octets
     0 64-byte pkts, 0 over 64-byte pkts, 0 over 127-byte pkts
     0 over 255-byte pkts, 0 over 511-byte pkts, 0 over 1023-byte pkts
     0 Multicasts, 0 Broadcasts, 0 Unicasts
     0 runts, 0 giants, 0 throttles
     0 CRC, 0 overrun, 0 discarded
Output statistics:
     0 packets, 0 octets
     0 64-byte pkts, 0 over 64-byte pkts, 0 over 127-byte pkts
     0 over 255-byte pkts, 0 over 511-byte pkts, 0 over 1023-byte pkts
     0 Multicasts, 0 Broadcasts, 0 Unicasts
     0 throttles, 0 discarded, 0 Collisions,  wred drops
Rate Info(interval 30 seconds):
     Input 0 Mbits/sec, 0 packets/sec, 0% of line rate
     Output 0 Mbits/sec, 0 packets/sec, 0% of line rate
Time since last interface status change: 23 weeks 1 day 08:03:51