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Multipoint Wireless Support for the Cisco uBR7200 Series Universal Broadband Router
show radio flap-list
150
Cisco IOS Release 12.1(5)XM
and not completing registration. The upstream or downstream is perhaps not stable enough for
reliable link establishment. Very low hits and miss counters and high insertion counters indicate
provisioning problems.
• Condition 3: High insertion rate.
Analysis: If link reestablishment happens too frequently, then the modem probably is having a
registration problem.This is indicated by a high Ins counter which tracks the Flap counter.
Examples The following example shows the output of the show radio flap-list command:
router# show radio flap-list
MAC Address Upstream Ins Hit Miss CRC P-Adj Flap Time
00d0.58ec.d210 Radio3/0/U0 5654 12070 19903 5 2 11343 Oct 27 13:54:03
00b0.64ea.2410 Radio3/0/U0 10 25057 180 0 0 22 Oct 26 13:58:58
0002.4b61.adf0 Radio3/0/U0 0 34134 15 0 0 1 Oct 25 12:51:20
Table 3 describes the fields displayed by the show radio flap-list command.
Table 3 Show radio flap-list Command Description
Statistic Description
MAC addr This is the MAC-layer address of a radio modem. The first six digits indicate the vendor ID of the radio
modem manufacturer, followed by six digits specifying a unique host address. Each radio modem's
MAC address is unique.
Radio IF This is the physical upstream interface on the Cisco uBR7200. It denotes the slot and downstream port
numbers for the radio interface. The flap-list data can be sorted based on the upstream port number,
which is useful when isolating upstream problems unique to certain combining groups.