OSITP CR MESSAGES shows all Connect Request protocol data units. OSITP ER MESSAGES shows all Error protocol data units. OSITP LSP <lsp_address or *> RSP <rsp_address or *> shows all protocol data units exchanged between the specified local and remote service providers. The form of an lsp_address or rsp_address is the 6-byte physical address, without hyphens: CTF> trace start "OSITP LSP AA00040089FF RSP 08002B112233"