1985-06-03 /BB-EV84A-SM_1985/01/monitor-sources/ipnidv.mac 1988-02-01 /SRI_NIC_PERM_SRC_1_19910112/01/6-1-monitor/ipnidv.mac 1988-06-02 /bb-m780d-sm/01/tcp-monitor-sources/ipnidv.mac 1988-06-02 /tops20_version7_0_monitor_sources_clock/01/tcp-monitor-sources/ipnidv.mac 1988-06-20 /SRI_NIC_PERM_SRC_1_19910112/01/7/ft3/monitor/stanford/ipnidv.mac 1990-07-06 /SRI_NIC_PERM_SRC_3_19910112/01/monitor/ipnidv.mac