Bouncing Of Various DPCs (Destination Point Code))

Asset ID:	1-72-2194837.1
Update Date:	2016-10-21
Keywords:

Solution Type Problem Resolution Sure

Solution 2194837.1 : Bouncing Of Various DPCs (Destination Point Code))

Applies to:

Oracle Communications EAGLE (Software) - Version EAGLE 3x.x and later
Information in this document applies to any platform.

Symptoms

Many DPCs are bouncing

Cause

1. Several links are regularly experiencing issues like :

- SUERM Link Failure (Signal Unit Error Rate Monitor)
- IP Connection failure
- ERM threshold exceed (Error Rate Monitoring)
- Lost data
- link not aligned
- Stopped Receiving Data

2. The rtrv-log shows a continuous issue of loss of data on the link 1204-B10 :

****16-09-18 12:40:16****
  2009.0203 ** SLK 1204,B10 REPT-LKF: lost data
  …
  ****16-09-30 23:18:43****
  3617.0203 ** SLK 1204,B10 REPT-LKF: lost data

Also in total 21 x links of the card 1204 are experiencing UAMs 0203 lost data

3. The same 5 x cards are also regularly issuing the UAM 0204:

****16-09-30 23:23:48****
4650.0204 ** SLK 1302,A4 REPT-LKF: XER -ERM threshold exceeded (Error Rate Monitoring)

4. The same 5 x cards are also regularly issuing the UAM 0213 :

****16-09-30 23:29:30****
0730.0213 ** SLK 1215,A7 REPT-LKF: OSA - received SIOS

5. You have 3 x cards which are regularly losing the alignment with the far end : 1105, 1205, 1216 :

****16-09-30 19:45:00****
1667.0236 ** SLK 1216,B2 REPT-LKF: not aligned

6. The cards 1105 and 1205 have many times every day IPTPS excess :

****16-09-30 23:48:06****
4509.0116 * SLK 1105,B11 Link expected IP TPS threshold exceeded

Solution

1. Please fix the Lost data issue on the link 1204-B10

2. Check the quality of the links with the far ends on the card : 1204, 1212, 1215, 1302, 1315

3. Check the IPTPS configuration for the card 1105 and 1205, they seemed to be too low for your traffic

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