a small note for the Internet archives

Sun May 30 17:02:34 UTC 2004

RP/0/RP0/CPU0:sl-bb-stk#sh int pos 0/1/0/0
POS0/1/0/0 is up, line protocol is up 
  Hardware is Packet over SONET
  Description: To sl-bbh-sj POS0/2/0/0 OC768 to SL-BB-SJC
  Internet address is 144.232.8.30/30
  MTU 4474 bytes, BW 39813120 Kbit
     reliability 255/255, txload 11/255, rxload 16/255
  Encapsulation HDLC, crc 32, controller loopback not set, keepalive set (10 sec)
  Last clearing of "show interface" counters 00:54:50
  30 second input rate 2556047000 bits/sec, 601233 packets/sec
  30 second output rate 1778638000 bits/sec, 511869 packets/sec
     1666954975 packets input, 858714019017 bytes, 1 total input drops
     0 drops for unrecognized upper-level protocol
     Received 0 broadcast packets, 0 multicast packets
              0 runts, 0 giants, 0 throttles, 0 parity
     1 input errors, 1 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
     1493380753 packets output, 636636581471 bytes, 0 total output drops
     Output 0 broadcast packets, 0 multicast packets
     0 output errors, 0 underruns, 0 applique, 0 resets
     0 output buffer failures, 0 output buffers swapped out
     0 carrier transitions

RP/0/RP0/CPU0:sl-bb-stk#sh control sonet 0/1/0/0
Port SONET0/1/0/0:

Status: Up

Loopback: None

SECTION
  LOF = 0          LOS    = 0                            BIP(B1) = 1
LINE
  AIS = 0          RDI    = 0          FEBE = 0          BIP(B2) = 1
PATH
  AIS = 0          RDI    = 0          FEBE = 0          BIP(B3) = 1
  LOP = 0          NEWPTR = 0          PSE  = 0          NSE     = 0

Line triggers delayed 20 msDetected Alarms: None
Asserted Alarms: None
Mask for Detected->Asserted: None
Detected Alerts: None
Reported Alerts: None
Mask for Detected->Reported: None
Alarm reporting enabled for: SLOS SLOF SF_BER PLOP 
Alert reporting enabled for: B1-TCA B2-TCA B3-TCA 

Framing: SONET
SPE Scrambling: Enabled
C2 State: Stable   C2_rx = 0x16 (22)   C2_tx = 0x16 (22) / Scrambling Derived
S1S0(tx): 0x0 / Framing Derived

PATH TRACE BUFFER : STABLE
  Remote hostname : sl-bb-sj                
  Remote interface: POS0_2_0_0    
  Remote IP addr  : 144.232.8.29    
  Remote Rx(K1/K2): 00/00  Remote Tx(K1/K2): 00/00

BER thresholds:  SF = 10e-3  SD = 10e-6
TCA thresholds:  B1 = 10e-6  B2 = 10e-6  B3 = 10e-6

  Optics type: VSR2000-3R2 (2km)
  Clock source: line (actual) line (configured)

Optical Power Monitoring (accuracy: +/- 1dB)
  Rx power = 1562.3280 mW, 31.9 dBm
  Tx power = 15.4640 mW, 11.9 dBm
  Tx laser current bias = 96.2 mA