3Com 3500 - Manual (Page 419)

ip interface statistics 419
inTtlExceeds Number of packets that were received on an interface and that
need to be forwarded, but that have an IP header TTL value of less
than 2
outDiscards Number of packet transmit discards
outForwards Total number of packets that a router has forwarded to an
outbound interface (that is, routed through hardware or software
or both)
Field Description