21228: Invalid SIP Header. Illegal chars in header namePositive FeedbackNegative FeedbackWARNING: 21228warning-21228 page anchorPositive FeedbackNegative FeedbackWARNING Warning - 21228warning---21228 page anchorPositive FeedbackNegative Feedback Invalid SIP Header. Illegal chars in header nameinvalid-sip-header-illegal-chars-in-header-name page anchorPositive FeedbackNegative FeedbackThe header you passed has characters not allowed in SIP.