If you have any DVMRP tunnels on these systems watch out for BUG 77855. It is in 11.1(6), 11.1(7), 11.2(1) and 11.2(2). Our router was crashing after about 20 hours. ID: 77855 Feature-set: queuing Title: I/O Memory Leak caused by bw > 2048 on tunnel interface Reported: 11.2(1) 11.1(6) Integrated: Severity: 2 State: R I/O memory on a system can start leaking and deplete if a tunnel interface is configured together with a bandwidth greater than 2048. Symptoms are the display of sys-2-malloc failure error messages. --Tom Hutton San Diego Supercomputer Center