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Cisco Bug: CSCup24941 - MC77xx, at!udusbcomp=7 triggers MODEM_SKU_MISMATCH error

Last Modified

Oct 19, 2020

Products (89)

  • Cisco 2600 Series Multiservice Platforms
  • Cisco 888W Integrated Services Router
  • Cisco 892W Integrated Services Router
  • Cisco 886VAG 3G Integrated Services Router
  • Cisco C897VA Integrated Services Router
  • Cisco 1905 Serial Integrated Services Router
  • Cisco 861W Integrated Services Router
  • Cisco 2951 Integrated Services Router
  • Cisco 898 Secure G.SHDSL EFM/ATM with Multi-Mode 4G LTE ISR Router
  • Cisco 886VA-CUBE Integrated Services Router
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Known Affected Releases


Description (partial)

%PLATFORM-4-CELLULAR_MODEM_SKU_MISMATCH: Mismatch detected between installed modem Unknown modem on SKU type

This issue is found on all production MC77xx SKUs.  Once use at!udusbcomp=7 to enable multi-pdn feature,  IOS will print the following error:

%PLATFORM-4-CELLULAR_MODEM_SKU_MISMATCH: Mismatch detected between installed modem Unknown modem on SKU type

Error is still seen during router booting up, modem-reset & modem power-cycle in latest 9/11 Mizuno image.

Related Community Discussions

Hi all, I have to similar C819HG-4G-G-K9 routers installed at the sime site. One of the is working fine. The second one is reseting the cellular interface constantly *May 18 10:01:21.907: %LINK-5-CHANGED: Interface Cellular0, changed state to reset *May 18 10:01:21.907: %DIALER-6-UNBIND: Interface Ce0 unbound from profile Di0 *May 18 10:01:22.907: %LINEPROTO-5-UPDOWN: Line protocol on Interface Cellular0, changed state to down *May 18 10:01:26.907: %LINK-3-UPDOWN: Interface Cellular0, changed state ...
Latest activity: May 27, 2016
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