[c-nsp] view oversubscribed ports on Cisco 4500 platform

Martin T m4rtntns at gmail.com
Wed Jun 29 04:10:11 EDT 2011


Hi,
I have a "Cisco WS-C4506" switch with one linecard in slot 5:

 5    48  10/100BaseTX (RJ45)                    WS-X4148-RJ        JAE063105RC


..and other linecard in slot 6:

 6    48  10/100/1000BaseT (RJ45)                WS-X4448-GB-RJ45   JAE0849GVW0

According to documentation(http://mcaf.ee/63paj), "WS-X4148-RJ" has
all ports in wirerate and "WS-X4448-GB-RJ45" is an oversubscribed card
and should have 8-to-1(8 1GE ports share 1Gbps channel to backplane).
How to see in switch, which ports are oversubscribed into which 1GE
group? If I use "show platform chassis module 6" command, I can see
following output:

StubId              StubType  StubPortId       ConnectorType  PortName
     0                Lemans           0               RJ-45     Gi6/2
     0                Lemans           1               RJ-45     Gi6/1
     0                Lemans           2               RJ-45     Gi6/4
     0                Lemans           3               RJ-45     Gi6/3
     0                Lemans           4               RJ-45     Gi6/6
     0                Lemans           5               RJ-45     Gi6/5
     0                Lemans           6               RJ-45     Gi6/8
     0                Lemans           7               RJ-45     Gi6/7
     1                Lemans           0               RJ-45    Gi6/10
     1                Lemans           1               RJ-45     Gi6/9
     1                Lemans           2               RJ-45    Gi6/12
     1                Lemans           3               RJ-45    Gi6/11
     1                Lemans           4               RJ-45    Gi6/14
     1                Lemans           5               RJ-45    Gi6/13
     1                Lemans           6               RJ-45    Gi6/16
     1                Lemans           7               RJ-45    Gi6/15
     2                Lemans           0               RJ-45    Gi6/18
     2                Lemans           1               RJ-45    Gi6/17
     2                Lemans           2               RJ-45    Gi6/20
     2                Lemans           3               RJ-45    Gi6/19
     2                Lemans           4               RJ-45    Gi6/22
     2                Lemans           5               RJ-45    Gi6/21
     2                Lemans           6               RJ-45    Gi6/24
     2                Lemans           7               RJ-45    Gi6/23
     3                Lemans           0               RJ-45    Gi6/26
     3                Lemans           1               RJ-45    Gi6/25
     3                Lemans           2               RJ-45    Gi6/28
     3                Lemans           3               RJ-45    Gi6/27
     3                Lemans           4               RJ-45    Gi6/30
     3                Lemans           5               RJ-45    Gi6/29
     3                Lemans           6               RJ-45    Gi6/32
     3                Lemans           7               RJ-45    Gi6/31


..etc, which looks like an oversubscription "map", but "show platform
chassis module 5" gives me very similar information about
"WS-X4148-RJ", which actually isn't an oversubscribed card. Is it
possible at all to view in Cisco 4500 series switch, which ports are
oversubscribed?


regards,
martin


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