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docs: Long interface names -> do not touch #31

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wdoekes opened this issue Nov 14, 2024 · 0 comments
Open

docs: Long interface names -> do not touch #31

wdoekes opened this issue Nov 14, 2024 · 0 comments
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purely-informational This contains logs but not an issue per se

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@wdoekes
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wdoekes commented Nov 14, 2024

After up, you can rename interface names (Ethernet0 -> swp0) but it will break their operation, at least after reboot.

root@spine2:~# show interfaces status
  Interface                            Lanes    Speed    MTU    FEC              Alias    Vlan    Oper    Admin                                             Type    Asym PFC
-----------  -------------------------------  -------  -----  -----  -----------------  ------  ------  -------  -----------------------------------------------  ----------
  Ethernet8          65,66,67,68,69,70,71,72     400G   9100    N/A   fourHundredGigE2  routed      up       up  QSFP-DD Double Density 8X Pluggable Transceiver         N/A
 Ethernet16          81,82,83,84,85,86,87,88     400G   9100    N/A   fourHundredGigE3  routed    down       up                                              N/A         N/A
 Ethernet24          89,90,91,92,93,94,95,96     400G   9100    N/A   fourHundredGigE4  routed    down       up                                              N/A         N/A
 Ethernet32     97,98,99,100,101,102,103,104     400G   9100    N/A   fourHundredGigE5  routed    down       up                                              N/A         N/A
 Ethernet40  105,106,107,108,109,110,111,112     400G   9100    N/A   fourHundredGigE6  routed    down       up                                              N/A         N/A
 Ethernet48  113,114,115,116,117,118,119,120     400G   9100    N/A   fourHundredGigE7  routed    down       up                                              N/A         N/A
 Ethernet56  121,122,123,124,125,126,127,128     400G   9100    N/A   fourHundredGigE8  routed    down       up                                              N/A         N/A
 Ethernet64          41,42,43,44,45,46,47,48     400G   9100    N/A   fourHundredGigE9  routed    down       up                                              N/A         N/A
 Ethernet72          33,34,35,36,37,38,39,40     400G   9100    N/A  fourHundredGigE10  routed    down       up                                              N/A         N/A
 Ethernet80          49,50,51,52,53,54,55,56     400G   9100    N/A  fourHundredGigE11  routed    down       up                                              N/A         N/A
 Ethernet88          57,58,59,60,61,62,63,64     400G   9100    N/A  fourHundredGigE12  routed    down       up                                              N/A         N/A
 Ethernet96  129,130,131,132,133,134,135,136     400G   9100    N/A  fourHundredGigE13  routed    down       up                                              N/A         N/A
Ethernet104  137,138,139,140,141,142,143,144     400G   9100    N/A  fourHundredGigE14  routed    down       up                                              N/A         N/A
Ethernet112  145,146,147,148,149,150,151,152     400G   9100    N/A  fourHundredGigE15  routed    down       up                                              N/A         N/A
Ethernet120  153,154,155,156,157,158,159,160     400G   9100    N/A  fourHundredGigE16  routed    down       up                                              N/A         N/A
Ethernet128  169,170,171,172,173,174,175,176     400G   9100    N/A  fourHundredGigE17  routed    down       up                                              N/A         N/A
Ethernet136  161,162,163,164,165,166,167,168     400G   9100    N/A  fourHundredGigE18  routed    down       up                                              N/A         N/A
Ethernet144  177,178,179,180,181,182,183,184     400G   9100    N/A  fourHundredGigE19  routed    down       up                                              N/A         N/A
Ethernet152  185,186,187,188,189,190,191,192     400G   9100    N/A  fourHundredGigE20  routed    down       up                                              N/A         N/A
Ethernet160                  1,2,3,4,5,6,7,8     400G   9100    N/A  fourHundredGigE21  routed    down       up                                              N/A         N/A
Ethernet168           9,10,11,12,13,14,15,16     400G   9100    N/A  fourHundredGigE22  routed    down       up                                              N/A         N/A
Ethernet176          17,18,19,20,21,22,23,24     400G   9100    N/A  fourHundredGigE23  routed    down       up                                              N/A         N/A
Ethernet184          25,26,27,28,29,30,31,32     400G   9100    N/A  fourHundredGigE24  routed    down       up                                              N/A         N/A
Ethernet192  201,202,203,204,205,206,207,208     400G   9100    N/A  fourHundredGigE25  routed    down       up                                              N/A         N/A
Ethernet200  193,194,195,196,197,198,199,200     400G   9100    N/A  fourHundredGigE26  routed    down       up                                              N/A         N/A
Ethernet208  217,218,219,220,221,222,223,224     400G   9100    N/A  fourHundredGigE27  routed    down       up                                              N/A         N/A
Ethernet216  209,210,211,212,213,214,215,216     400G   9100    N/A  fourHundredGigE28  routed    down       up                                              N/A         N/A
Ethernet224  233,234,235,236,237,238,239,240     400G   9100    N/A  fourHundredGigE29  routed    down       up                                              N/A         N/A
Ethernet232  225,226,227,228,229,230,231,232     400G   9100    N/A  fourHundredGigE30  routed    down       up                                              N/A         N/A
Ethernet240  249,250,251,252,253,254,255,256     400G   9100    N/A  fourHundredGigE31  routed    down       up                                              N/A         N/A
Ethernet248  241,242,243,244,245,246,247,248     400G   9100    N/A  fourHundredGigE32  routed    down       up                                  QSFP28 or later         N/A
       swp0          73,74,75,76,77,78,79,80     400G   9100    N/A   fourHundredGigE1  routed      up       up                                              N/A         N/A

In fact, after restore/reboot, they are still broken.

root@spine2:~# show interfaces status
  Interface                            Lanes    Speed    MTU    FEC              Alias    Vlan    Oper    Admin    Type    Asym PFC
-----------  -------------------------------  -------  -----  -----  -----------------  ------  ------  -------  ------  ----------
  Ethernet8          65,66,67,68,69,70,71,72     400G   9100    N/A   fourHundredGigE2  routed    down       up     N/A         N/A
 Ethernet16          81,82,83,84,85,86,87,88     400G   9100    N/A   fourHundredGigE3  routed    down       up     N/A         N/A
 Ethernet24          89,90,91,92,93,94,95,96     400G   9100    N/A   fourHundredGigE4  routed    down       up     N/A         N/A
 Ethernet32     97,98,99,100,101,102,103,104     400G   9100    N/A   fourHundredGigE5  routed    down       up     N/A         N/A
 Ethernet40  105,106,107,108,109,110,111,112     400G   9100    N/A   fourHundredGigE6  routed    down       up     N/A         N/A
 Ethernet48  113,114,115,116,117,118,119,120     400G   9100    N/A   fourHundredGigE7  routed    down       up     N/A         N/A
 Ethernet56  121,122,123,124,125,126,127,128     400G   9100    N/A   fourHundredGigE8  routed    down       up     N/A         N/A
 Ethernet64          41,42,43,44,45,46,47,48     400G   9100    N/A   fourHundredGigE9  routed    down       up     N/A         N/A
 Ethernet72          33,34,35,36,37,38,39,40     400G   9100    N/A  fourHundredGigE10  routed    down       up     N/A         N/A
 Ethernet80          49,50,51,52,53,54,55,56     400G   9100    N/A  fourHundredGigE11  routed    down       up     N/A         N/A
 Ethernet88          57,58,59,60,61,62,63,64     400G   9100    N/A  fourHundredGigE12  routed    down       up     N/A         N/A
 Ethernet96  129,130,131,132,133,134,135,136     400G   9100    N/A  fourHundredGigE13  routed    down       up     N/A         N/A
Ethernet104  137,138,139,140,141,142,143,144     400G   9100    N/A  fourHundredGigE14  routed    down       up     N/A         N/A
Ethernet112  145,146,147,148,149,150,151,152     400G   9100    N/A  fourHundredGigE15  routed    down       up     N/A         N/A
Ethernet120  153,154,155,156,157,158,159,160     400G   9100    N/A  fourHundredGigE16  routed    down       up     N/A         N/A
Ethernet128  169,170,171,172,173,174,175,176     400G   9100    N/A  fourHundredGigE17  routed    down       up     N/A         N/A
Ethernet136  161,162,163,164,165,166,167,168     400G   9100    N/A  fourHundredGigE18  routed    down       up     N/A         N/A
Ethernet144  177,178,179,180,181,182,183,184     400G   9100    N/A  fourHundredGigE19  routed    down       up     N/A         N/A
Ethernet152  185,186,187,188,189,190,191,192     400G   9100    N/A  fourHundredGigE20  routed    down       up     N/A         N/A
Ethernet160                  1,2,3,4,5,6,7,8     400G   9100    N/A  fourHundredGigE21  routed    down       up     N/A         N/A
Ethernet168           9,10,11,12,13,14,15,16     400G   9100    N/A  fourHundredGigE22  routed    down       up     N/A         N/A
Ethernet176          17,18,19,20,21,22,23,24     400G   9100    N/A  fourHundredGigE23  routed    down       up     N/A         N/A
Ethernet184          25,26,27,28,29,30,31,32     400G   9100    N/A  fourHundredGigE24  routed    down       up     N/A         N/A
Ethernet192  201,202,203,204,205,206,207,208     400G   9100    N/A  fourHundredGigE25  routed    down       up     N/A         N/A
Ethernet200  193,194,195,196,197,198,199,200     400G   9100    N/A  fourHundredGigE26  routed    down       up     N/A         N/A
Ethernet208  217,218,219,220,221,222,223,224     400G   9100    N/A  fourHundredGigE27  routed    down       up     N/A         N/A
Ethernet216  209,210,211,212,213,214,215,216     400G   9100    N/A  fourHundredGigE28  routed    down       up     N/A         N/A
Ethernet224  233,234,235,236,237,238,239,240     400G   9100    N/A  fourHundredGigE29  routed    down       up     N/A         N/A
Ethernet232  225,226,227,228,229,230,231,232     400G   9100    N/A  fourHundredGigE30  routed    down       up     N/A         N/A
Ethernet240  249,250,251,252,253,254,255,256     400G   9100    N/A  fourHundredGigE31  routed    down       up     N/A         N/A
Ethernet248  241,242,243,244,245,246,247,248     400G   9100    N/A  fourHundredGigE32  routed    down       up     N/A         N/A
       swp0          73,74,75,76,77,78,79,80     400G   9100    N/A   fourHundredGigE1  routed    down       up     N/A         N/A
@wdoekes wdoekes added the purely-informational This contains logs but not an issue per se label Nov 19, 2024
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