enterpriseApFilterProtocolName 1.3.6.1.4.1.52.4.13.10.4.1.2

This value indicates the name of the protocol filter. One of the following: Aironet_DDP, Appletalk_ARP, ARP, Banyan, Berkeley_Trailer_Negotiation, CDP, DEC_LAT, DEC_MOP, DEC_MOP_Dump_Load, DEC_XNS, EAPOL, Enet_Config_Test, Ethertalk, IP, LAN_Test, NetBEUI, Novell_IPX(new), Novell_IPX(old), RARP, Telxon_TXP, X.25_Level3