Question

Cisco 2600 Router, Internal/External CSU/DSU

Asked by: gateguard

Using remote access only (not at the physical location of the router), how can I tell if the Serial port frame relay CSU/DSU device is internal or external?

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Asked On
2003-07-14 at 05:03:30ID20677636
Tags

cisco

,

router

Topic

Frame Relay

Participating Experts
1
Points
200
Comments
6

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Answers

 

by: lrmoorePosted on 2003-07-16 at 20:16:23ID: 8939699

use "sho controller"
Results will tell you

 

by: gateguardPosted on 2003-07-18 at 07:08:38ID: 8951963

I haven't forgotten this question.  Just haven't gotten to the router yet.  

Please wait...

 

by: gateguardPosted on 2003-07-21 at 08:57:31ID: 8968538

I've got the output from show controller.

What am I looking for?

 

by: lrmoorePosted on 2003-07-21 at 20:47:31ID: 8973176

Look for something like this:

QUICC Serial (with onboard CSU/DSU) unit 0
idb at 0x2505A28, driver data structure at 0x2507298

or that a V.35 DTE cable is connected.

 

by: gateguardPosted on 2003-07-22 at 07:46:40ID: 8977104

Interface Serial0/0
Hardware is PowerQUICC MPC860
DTE V.35 TX and RX clocks detected.
idb at 0x823CFD18, driver data structure at 0x877A424A
SCC Registers:
General [GSMR]=0x2:0x00000030, Protocol-specific [PSMR]=0x8
Events [SCCE]=0x0000, Mask [SCCM]=0x001F, Status [SCCS]=0x06
Transmit on Demand [TODR]=0x0, Data Sync [DSR]=0x7E7E
Interrupt Registers:
Config [CICR]=0x00367F80, Pending [CIPR]=0x00008000
Mask   [CIMR]=0x40204000, In-srv  [CISR]=0x00000000
Command register [CR]=0x600
Port A [PADIR]=0x0000, [PAPAR]=0xFFFF
       [PAODR]=0x0000, [PADAT]=0xF6FC
Port B [PBDIR]=0x0180F, [PBPAR]=0x0000E
       [PBODR]=0x0000E, [PBDAT]=0x3E77D
Port C [PCDIR]=0x00C, [PCPAR]=0x000
       [PCSO]=0x020,  [PCDAT]=0xFC2, [PCINT]=0x00F
Receive Ring
        rmd(68033430): status 9000 length 5E2 address 4A6B904
        rmd(68033438): status 9000 length 27A address 4A6B284
        rmd(68033440): status 9000 length 5E2 address 4A6A584
        rmd(68033448): status 9000 length 27A address 4A68B84
        rmd(68033450): status 9000 length 5E2 address 4A67804
        rmd(68033458): status 9000 length 5E2 address 4A71A84
        rmd(68033460): status 9000 length 27A address 4A6CC84
        rmd(68033468): status 9000 length 2F address 4A72784
        rmd(68033470): status 9000 length 2E address 4A6ED04
        rmd(68033478): status 9000 length 2F address 4A69F04
        rmd(68033480): status 9000 length 2E address 4A67184
        rmd(68033488): status 9000 length 5E2 address 4A70704
        rmd(68033490): status 9000 length 27A address 4A6F384
        rmd(68033498): status 9000 length 2E address 4A6E684
        rmd(680334A0): status 9000 length 36 address 4A71404
        rmd(680334A8): status B000 length 2F address 4A67E84
Transmit Ring
        tmd(680334B0): status 5d11 length 2C address 4A748D4
        tmd(680334B8): status 5d11 length 2C address 4A74514
        tmd(680334C0): status 5d11 length 1CB address 4A75A94
        tmd(680334C8): status 5d11 length 244 address 4A76454
        tmd(680334D0): status 5d11 length 2C address 4A74294
        tmd(680334D8): status 5d11 length 2C address 4A74F14
        tmd(680334E0): status 5d11 length 2C address 3C01894
        tmd(680334E8): status 5d11 length 2C address 3C01114
        tmd(680334F0): status 5d11 length 2C address 3d11AD4
        tmd(680334F8): status 5d11 length 2C address 4A744A4
        tmd(68012900): status 5d11 length 244 address 3C02694
        tmd(68012908): status 5d11 length E8 address 3C044A4
        tmd(68012910): status 5d11 length 244 address 3C02354
        tmd(68012918): status 5d11 length 244 address 4A76114
        tmd(68012920): status 5d11 length 30 address 3C04D94
        tmd(68012928): status 7d11 length 34 address 3C019D4

tx_limited=0(16)

SCC GENERAL PARAMETER RAM (at 0x68013d11)
Rx BD Base [RBASE]=0x2830, Fn Code [RFCR]=0x18
Tx BD Base [TBASE]=0x28B0, Fn Code [TFCR]=0x18
Max Rx Buff Len [MRBLR]=1548
Rx State [RSTATE]=0x18008440, BD Ptr [RBPTR]=0x2878
Tx State [TSTATE]=0x18000548, BD Ptr [TBPTR]=0x28F8

SCC HDLC PARAMETER RAM (at 0x68013C38)
CRC Preset [C_PRES]=0xFFFF, Mask [C_MASK]=0xF0B8
Errors: CRC [CRCEC]=1049, Aborts [ABTSC]=80, Discards [DISFC]=0
Nonmatch Addr Cntr [NMARC]=0
Retry Count [RETRC]=0
Max Frame Length [MFLR]=1608
Rx Int Threshold [RFTHR]=0, Frame Cnt [RFCNT]=9528
User-defined Address 0000/0000/0000/0000
User-defined Address Mask 0x0000


buffer size 1524

PowerQUICC SCC specific errors:
311 input aborts on receiving flag sequence
0 throttles, 0 enables
0 overruns
0 transmitter underruns
0 transmitter CTS losts
3 aborted short frames

 

by: lrmoorePosted on 2003-07-22 at 07:56:34ID: 8977193

Looks like you have an external DSU, connected via V.35 cable:
>Interface Serial0/0
>Hardware is PowerQUICC MPC860
>DTE V.35 TX and RX clocks detected.



Output from my router with  Internal T1 DSU:
Interface Serial0/0
Hardware is PowerQUICC MPC860 with Integrated FT1 CSU/DSU module
 TX and RX clocks detected.

20120131-EE-VQP-002

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