| CreateNegotiationRequest | Create data of SRNM frame that allows HDLC parameter negotiation using current property values. See GB 8.4.5.3.2. |
| CreateNegotiationRequest(UInt16, UInt16, UInt32, UInt32) | Create data of SRNM frame that allows HDLC parameter negotiation. See GB 8.4.5.3.2. |