Preview Tool

Cisco Bug: CSCvv97720 - IR829 shows corrupt GPS data in GOS containing null characters on 2LTE models

Last Modified

Oct 16, 2020

Products (1)

  • Cisco Application Extension Platform

Known Affected Releases


Description (partial)

The data read from the GPS serial device under GOS is showing random null character injections. 

The corruption always involves a null \x00 character.
This can be inserted anywhere in the $GPGGA line
The frequency of the corruption is between every 1 minute and 30 minutes.

So far we have only seen this on 2LTE models.
Different IOS-bundle versions were tried
The issue shows with and without GPS antenna connected.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.