here the
client: nms-server2 (172.18.123.33) will walk the system branch on the 
server: router (10.5.1.15)

corresponding trace file : system.cap
(note: this is the same output as that in the WALK/ directory ..)

nms.server2_oansari-> snmpwalk 10.5.1.15 public system  
system.sysDescr.0 = Cisco Internetwork Operating System Software 
IOS (tm) C2600 Software (C2600-JS-M), Experimental Version 12.2(20011205:023450) [mahadev-122-dw11897 100]
Copyright (c) 1986-2001 by cisco Systems, Inc.
Compiled Tue 04-Dec-01 19:10 by mahadev
system.sysObjectID.0 = OID: enterprises.cisco.ciscoProducts.cisco2621
system.sysUpTime.sysUpTimeInstance = Timeticks: (347943854) 40 days, 6:30:38.54
system.sysContact.0 = changeit
system.sysName.0 = rp-5d-2621
system.sysLocation.0 = 
system.sysServices.0 = 78
system.sysORLastChange.0 = Timeticks: (0) 0:00:00.00