Cisco Systems UBR924 manual Show Controllers Cable-Modem Field Descriptions

show controllers cable-modem

ehdr: 01 06 02 74 34 11

01status=0x00 bd_index=0x0001 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

02status=0x00 bd_index=0x0002 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

03status=0x00 bd_index=0x0003 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

04status=0x00 bd_index=0x0004 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

05status=0x00 bd_index=0x0005 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

06status=0x00 bd_index=0x0006 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

07status=0x20 bd_index=0x0007 len=0x0000 hdr_len=0x0000 ehdr: 01 06 02 74 34 11

MIB Statistics

DS fifo full = 0, Rerequests = 0

DS mac msg overruns = 0, DS data overruns = 0

Qualified maps = 348, Qualified syncs = 73

CRC fails = 0, HDR chk fails = 0

Data pdus = 0, Mac msgs = 423

Valid hdrs = 423

BCM3300 Registers: downstream dma:

ds_data_bd_base=0x001D40, ds_mac_bd_base=0x001E80 ds_data_dma_ctrl=0x98, ds_mac_dma_ctrl=0xD8 ds_dma_data_index=0x0007, ds_dma_msg_index=0x0000

upstream dma:

us_bd_base=0x001FB8, us_pd_base=0x002038 us_dma_ctrl=0x80, us_dma_tx_start=0x00

Global control and status: global_ctrl_status=0x00

interrupts:

irq_pend=0x0008, irq_mask=0x00F7

Table 2 briefly describes some of the fields shown in the display. For more information, see the Broadcom documentation for the BCM3300 chip.

Table 2	Show Controllers Cable-Modem Field Descriptions
Field		Description
BCM3300 unit		The unit number of this BCM3300 chip.
idb		Interface description block number.
ds		Downstream channel.
regaddr		Indicates the start of the BCM3300 registers.
reset_mask		Indicates the bit to hit when resetting the chip.
station address		MAC address of this Cisco uBR924 cable access router interface.
default station address		Default MAC address assigned by the factory for this Cisco uBR924 cable access
		router.
PLD VERSION		PLD version of the BCM3300 chip.
MAC state		Current MAC state of the Cisco uBR924.
Prev States		Number of states that have previously existed since initialization.
MAC mcfilter		MAC control filter for MAC messages.

22Cisco IOS Release 12.0(5)T