[root@netlab1 westall]# tcpdump -x port 161      
User level filter, protocol ALL, datagram packet socket
tcpdump: listening on all devices
14:14:41.937637 lec0 < netlab2-lec0.netlab.cs.clemson.edu.3746 
> netlab1.snmp: GetBulk(30) N=0 M=1000
 interfaces.ifTable.ifEntry.ifOutOctets (DF)
                         4500 0049 0000 4000 4011 a93c c0a8 080c
                         c0a8 080b 0ea2 00a1 0035 12d1 302b 0201
                         0104 0670 7562 6c69 63a5 1e02 0415 cbbd
                         3302 0100 0202 03e8 300f 300d 0609 2b06
                         0102 0102 0201 1005 0000 00
14:14:41.981541 lec0 > netlab1.snmp > 
netlab2-lec0.netlab.cs.clemson.edu.3746:
 GetResponse(97)
 interfaces.ifTable.ifEntry.ifOutOctets.1=55742567
 interfaces.ifTable.ifEntry.ifOutOctets.2=-1906543417
 interfaces.ifTable.ifEntry.ifOutOctets.3=1283960179 
 interfaces.ifTable.ifEntry.ifOutOctets.4=2510 [|snmp] (frag 47593:1472@0+)
                         4500 05d4 b9e9 2000 4011 09c8 c0a8 080b
                         c0a8 080c 00a1 0ea2 0848 2775 3082 083c
                         0201 0104 0670 7562 6c69 63a2 8208 2d02
                         0415 cbbd 3302 0100 0201 0030 8208 1d30
                         1206 0a2b 0601 0201 0202 0110 0141 0403
                         5290 6730 1306 0a2b 0601 0201 0202 0110
                         0241 0500 8e5c 74c7 3012 060a 2b06 0102
                         0102 0201 1003 4104 4c87 ad73 3010 060a
                         2b06 0102 0102 0201 1004 4102 09ce 3012

interfaces.ifTable.ifEntry.ifOutOctets.1 = Counter32: 55742567
interfaces.ifTable.ifEntry.ifOutOctets.2 = Counter32: 2388423879
interfaces.ifTable.ifEntry.ifOutOctets.3 = Counter32: 1283960179
interfaces.ifTable.ifEntry.ifOutOctets.4 = Counter32: 2510
interfaces.ifTable.ifEntry.ifOutOctets.5 = Counter32: 661049330