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Downgrade CP 8861 SIP firmware

igorbarney
Level 1
Level 1

Hi Guys. I'm trying to downgrade a CP 8861 from SIP 11.7(1) to SIP 11.1(1)MPP firmware but without success. I'm working with a Tfpt server instead CUCM. I got different messages about CTLSEP<mac>.tlv, ITLSEP<mac>.tlv, ITLFile.tlv, SEP<mac>.cnf.xml, DialPlan.xml files missed. Can someone help me out this issue?

 

Thanks.

1 Accepted Solution

Accepted Solutions

Chris Deren
Hall of Fame
Hall of Fame

You cannot switch from Enterprise load to MPP load, you have to by those phones as MPP, here is similar thread:

https://supportforums.cisco.com/t5/ip-telephony/upgrade-cisco-7841-to-mpp-firmware/td-p/3089077

 

View solution in original post

2 Replies 2

Chris Deren
Hall of Fame
Hall of Fame

You cannot switch from Enterprise load to MPP load, you have to by those phones as MPP, here is similar thread:

https://supportforums.cisco.com/t5/ip-telephony/upgrade-cisco-7841-to-mpp-firmware/td-p/3089077

 

Very helpful your answer. I was wasting my time on it. Thanks
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