Understanding the Output from Diagnostic Commands
179
Let's get a better understanding of the interface buffers. To see what the
router is doing, issue the show controllers cbus command. Here is the
output from a 7507 router with one EIP board in it:
Router_A# show controllers cbus
MEMD at 40000000, 2097152 bytes (unused 128, recarves 1,
lost 0)
RawQ 48000100, ReturnQ 48000108, EventQ 48000110
BufhdrQ 48000120 (2353 items)
IpcbufQ_classic 48000140 (8 items, 4096 bytes)
3570 buffer headers (48002000 - 4800FF10)
pool0: 9 buffers, 256 bytes, queue 48000128
pool1: 1196 buffers, 1536 bytes, queue 48000130
pool2: 4 buffers, 1568 bytes, queue 48000138
slot5: EIP, hw 1.5, sw 20.06, ccb 5800FF70, cmdq
480000A8, vps 4096
software loaded from system
Ethernet5/0, addr 0010.29d1.68a0 (bia 0010.29d1.68a0)
gfreeq 48000130, lfreeq 48000148 (1536 bytes),
throttled 0
rxlo 4, rxhi 598, rxcurr 1, maxrxcurr 1
txq 48000150, txacc 48000082 (value 341), txlimit
341
Ethernet5/1, addr 0010.29d1.68a1 (bia 0010.29d1.68a1)
gfreeq 48000130, lfreeq 48000158 (1536 bytes),
throttled 0
rxlo 4, rxhi 598, rxcurr 0, maxrxcurr 0
txq 48000160, txacc 4800008A (value 0), txlimit 341
Ethernet5/2, addr 0010.29d1.68a2 (bia 0010.29d1.68a2)
gfreeq 48000130, lfreeq 48000168 (1536 bytes),
throttled 0
rxlo 4, rxhi 598, rxcurr 0, maxrxcurr 0
txq 48000170, txacc 48000092 (value 0), txlimit 341
Ethernet5/3, addr 0010.29d1.68a3 (bia 0010.29d1.68a3)
gfreeq 48000130, lfreeq 48000178 (1536 bytes),
throttled 0
rxlo 4, rxhi 598, rxcurr 0, maxrxcurr 0
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