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Call Drop Probl;em

Greetings,

Call Drop and we logged the below error message :

%C5510-4-NO_RING_DESCRIPTORS: No more ring descriptors available on slot 1 dsp 15

VG Mode : AS535XM

IOS Version : 151-4.M10

DSP Firmware Version : 28.3.14

I know that this was related to a bug nut It is supposed to be fixed in the running IOS Version ;;; so any recommendation?

thanks,,,

2 Replies 2

Manish Gogna
Cisco Employee
Cisco Employee

Hi Karim,

Can you check if a router reload helps as per the following

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCua87806/?referring_site=bugquickviewredir

Also, an upgrade to latest IOS can be tried if the issue persists.

HTH

Manish

We already running the latest,so what we will gonna do it try to downgrade the IOS.

Restart did not solve the issue