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Cisco Bug: CSCuj07431 - 79xx with FW 9.x does not process default route from DHCP

Last Modified

Mar 08, 2018

Products (1)

  • Cisco Unified IP Phone 7900 Series

Known Affected Releases


Description (partial)

79xx does not process the default route from the DHCP server, and can not route outside local subnet.

79xx only registers to callmanager if its in the same subnet.
If registered, and making calls to device outside the subnet we get one way audio

Firmware 9.x
Using DHCP on a IOS router, that is missconfigured :

2nd parameter in this command should not be a mask, but a second default router.
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