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Cisco Bug: CSCsz58813 - UC500: %PQII_PRO_FE-4-QUEUE_FULL - IP traffic stops working

Last Modified

Jan 30, 2017

Products (1)

  • Cisco Unified Communications 500 Series for Small Business (UC500)

Known Affected Releases


Description (partial)

Symptoms: Cisco UC500 console displays the following log(s) constantly: 
%PQII_PRO_FE-4-QUEUE_FULL: Ethernet Switch Module transmit queue is full.

Phones and hosts connected to the UC can not retrieve IP addresses via DHCP.

Conditions: This problem occurs shortly after a reload of the Cisco UC500 (on 
the CME side). This problem is observed after upgrading from Cisco IOS Release 
12.4(20)T2 to Cisco IOS Release 12.4(20)T3.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
  • Related Community Discussions
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