Zhone Technologies 600 - Manual (Page 231)

Server Cards 8-23
IPR Card IPR Card Configuration Screens and Settings
RIP
Options are T, T R&T, and none. Options are none, R, T, and R&T.
SH
Split Horizon. Options are yes or no.
WT
Additional route weight for all the routes coming from the current PVC. Options are 0-15.
FWD
Options are no or yes.