C. Traps and MIBsC-6 August 2002 4200-A2-GB20-00 ATM Forum MIB— SNMP M4 Network Element View MIB (atmfM4.mib) and atmfM4Ext.mib Entity MIB (version 2) (RFC 2737)— Physical Group— Mapping Group— General Group— Notifications Group DMT Line Code Specific MIB (RFC 2662)— Includes ADSL supplement DS1 MIB (RFC 2495)MIB II (RFC 1907)The objects defined by MIB II (RFC 1907) are organized into the following groups: System Group – Supported. Interfaces Group – Supported for the Internet Assigned Numbers Authority(IANA) ifTypes:— ATM Cell Layer: (IANAifType=37)— ATMAAL-5 Layer: (IANAifType=49)— DSL Interface: (IANAifType=94) (Stack)— RFC 1483 Interface: (IANAifType=159)— DMT Fast: (IANAifType=125) or DMT Interleave: (IANAifType=124) IP Group – Supported. ICMP Group – Supported. TCP Group – Supported. UDP Group – Supported. EGP Group – Not supported. Transmission Group – Not supported. SNMP Group – Supported.