[ 1504.785734] DCCP: Activated CCID 2 (TCP-like) [ 1504.785810] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 1504.787978] DCCP is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 1504.804737] dccp_sample_rtt: unusable RTT sample 0, using min [ 1504.804811] dccp_sample_rtt: unusable RTT sample 0, using min