Используйте 64-разрядные счетчики. С ними проблем не возникло.
Код:
DES-3200-28:admin#show packet ports 5
Command: show packet ports 5
Port Number : 5
==================================================================
Frame Size/Type Frame Counts Frames/sec
--------------- ---------------------- -----------
64 3 0
65-127 248 0
128-255 10 0
256-511 1 0
512-1023 29 0
1024-1518 0 0
Unicast RX 169 0
Multicast RX 0 0
Broadcast RX 3 0
Frame Type Total Total/sec
--------------- ---------------------- -----------
RX Bytes 12543 0
RX Frames 172 0
TX Bytes 32610 0
TX Frames 119 0
C:\Windows\System32>snmpwalk -v2c -c public 10.90.90.90 1.3.6.1.2.1.31.1.1.1.7
IF-MIB::ifHCInUcastPkts.1 = Counter64: 165
IF-MIB::ifHCInUcastPkts.2 = Counter64: 0
IF-MIB::ifHCInUcastPkts.3 = Counter64: 0
IF-MIB::ifHCInUcastPkts.4 = Counter64: 0
IF-MIB::ifHCInUcastPkts.5 = Counter64: 169
IF-MIB::ifHCInUcastPkts.6 = Counter64: 0
IF-MIB::ifHCInUcastPkts.7 = Counter64: 0
IF-MIB::ifHCInUcastPkts.8 = Counter64: 0
IF-MIB::ifHCInUcastPkts.9 = Counter64: 0
DES-3200-28:admin#show packet ports 5
Command: show packet ports 5
Port Number : 5
==================================================================
Frame Size/Type Frame Counts Frames/sec
--------------- ---------------------- -----------
64 3 0
65-127 343 0
128-255 17 0
256-511 1 0
512-1023 35 0
1024-1518 0 0
Unicast RX 229 0
Multicast RX 0 0
Broadcast RX 5 0
Frame Type Total Total/sec
--------------- ---------------------- -----------
RX Bytes 17131 0
RX Frames 234 0
TX Bytes 41253 0
TX Frames 165 0
DES-3200-28:admin#sh ports 5
Command: show ports 5
Port State/ Settings Connection Address
MDIX Speed/Duplex/FlowCtrl Speed/Duplex/FlowCtrl Learning
------- -------- --------------------- ---------------------- ---------
5 Enabled Auto/Disabled Link Down Enabled
Auto
C:\Windows\System32>snmpwalk -v2c -c public 10.90.90.90 1.3.6.1.2.1.31.1.1.1.7
IF-MIB::ifHCInUcastPkts.1 = Counter64: 196
IF-MIB::ifHCInUcastPkts.2 = Counter64: 0
IF-MIB::ifHCInUcastPkts.3 = Counter64: 0
IF-MIB::ifHCInUcastPkts.4 = Counter64: 0
IF-MIB::ifHCInUcastPkts.5 = Counter64: 229
IF-MIB::ifHCInUcastPkts.6 = Counter64: 0
IF-MIB::ifHCInUcastPkts.7 = Counter64: 0
IF-MIB::ifHCInUcastPkts.8 = Counter64: 0