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### Instruction:
PMIPV6-3-BA_UNSPEC_FAIL_3
### Response:
(Severity: 3), (Category: IP), (Description: Tunnel encapsulation configured on the MAG does not match with that on the LMA.), (Recommended Action: Note the CoA address and IMSI (if available) from the error message. Run the following commands on the MAG that corresponds to the above CoA address or IMSI. Copy the error message exactly as it appears on the console or in the system log. Issue the <CmdBold>show running-config | section mobile<noCmdBold> command to gather data that may provide information to determine the nature of the error. If you cannot determine the nature of the error from the error message text or from the <CmdBold>show running-config | section mobile<noCmdBold> output, call your Cisco technical support representative and provide the representative with the gathered information. Copy the error message exactly as it appears on the console or in the system log. Issue the <CmdBold>show ipv6 mobile pmipv6 mag globals<noCmdBold> command to gather data that may provide information to determine the nature of the error. If you cannot determine the nature of the error from the error message text or from the <CmdBold>show ipv6 mobile pmipv6 mag globals<noCmdBold> output, call your Cisco technical support representative and provide the representative with the gathered information. Note the tunnel encapsulation type for this LMA from the output of the above commands. Run the following commands on the LMA. Copy the error message exactly as it appears on the console or in the system log. Issue the <CmdBold>show running-config ipv6 mobile<noCmdBold> command to gather data that may provide information to determine the nature of the error. If you cannot determine the nature of the error from the error message text or from the <CmdBold>show running-config ipv6 mobile<noCmdBold> output, call your Cisco technical support representative and provide the representative with the gathered information. Copy the error message exactly as it appears on the console or in the system log. Issue the <CmdBold>show ipv6 mobile pmipv6 lma globals<noCmdBold> command to gather data that may provide information to determine the nature of the error. If you cannot determine the nature of the error from the error message text or from the <CmdBold>show ipv6 mobile pmipv6 lma globals<noCmdBold> output, call your Cisco technical support representative and provide the representative with the gathered information. Note the tunnel encapsulation type for the above peering MAG from the output of above commands. If the tunnel encapsulation is not the same, reconfigure it on the MAG and/or LMA. If the issue persists, do the following action. Copy the error message exactly as it appears on the console or in the system log, call your Cisco technical support representative and provide the representative with the gathered information.)
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