Interface Type Textual Convention
ftp://ftp.iana.org/mib/iana.mib/ianaiftype.mib
Address Family Numbers Textual Convention
ftp://ftp.iana.org/mib/iana.mib/ianaaddressfamilynumbers.mib
TN3270E Textual Conventions
ftp://ftp.iana.org/mib/iana.mib/ianatn3270etc.mib
Language Identifiers
ftp://ftp.iana.org/mib/iana.mib/ianalanguage.mib
IP Routing Protocol Textual Conventions
ftp://ftp.iana.org/mib/iana.mib/ianaiprouteprotocol.mib