mrtg & meranie switchu

[Dalibor Toman]

> v ramci zvedavosti som si zavesil mrtg na meranie nasho cisco
switchu ..
>
> snmp sa chytilo .. grafy kreslim ..
>
> jedina zvlastnost je, ze mam viac grafov, ako portov na switchi ..
>
> konkretne mi najzaujimavejsi pripada hned prvy:
>
> 1:public na 192.168.1.1

to bude pravdepodbnoe VLAN 1 interface.

Pokud chces znat presny vyznam interfacu spust si:

snmpwalk 192.168.1.1 public | less


blizko zacatku jsou indexy interfaces a za nima popis (ifDescr). Viz:

..
..
interfaces.ifTable.ifEntry.ifIndex.1 = 1
interfaces.ifTable.ifEntry.ifIndex.2 = 2
interfaces.ifTable.ifEntry.ifIndex.3 = 3
interfaces.ifTable.ifEntry.ifIndex.4 = 4
interfaces.ifTable.ifEntry.ifIndex.5 = 5
interfaces.ifTable.ifEntry.ifIndex.6 = 6
interfaces.ifTable.ifEntry.ifIndex.7 = 7
interfaces.ifTable.ifEntry.ifIndex.8 = 8
interfaces.ifTable.ifEntry.ifIndex.9 = 9
interfaces.ifTable.ifEntry.ifIndex.10 = 10
interfaces.ifTable.ifEntry.ifIndex.11 = 11
interfaces.ifTable.ifEntry.ifIndex.12 = 12
interfaces.ifTable.ifEntry.ifIndex.13 = 13
interfaces.ifTable.ifEntry.ifIndex.14 = 14
interfaces.ifTable.ifEntry.ifIndex.15 = 15
interfaces.ifTable.ifEntry.ifIndex.16 = 16
interfaces.ifTable.ifEntry.ifDescr.1 = VLAN1
interfaces.ifTable.ifEntry.ifDescr.2 = FastEthernet0/1
interfaces.ifTable.ifEntry.ifDescr.3 = FastEthernet0/2
interfaces.ifTable.ifEntry.ifDescr.4 = FastEthernet0/3
interfaces.ifTable.ifEntry.ifDescr.5 = FastEthernet0/4
interfaces.ifTable.ifEntry.ifDescr.6 = FastEthernet0/5
interfaces.ifTable.ifEntry.ifDescr.7 = FastEthernet0/6
interfaces.ifTable.ifEntry.ifDescr.8 = FastEthernet0/7
interfaces.ifTable.ifEntry.ifDescr.9 = FastEthernet0/8
interfaces.ifTable.ifEntry.ifDescr.10 = FastEthernet0/9
interfaces.ifTable.ifEntry.ifDescr.11 = FastEthernet0/10
interfaces.ifTable.ifEntry.ifDescr.12 = FastEthernet0/11
interfaces.ifTable.ifEntry.ifDescr.13 = FastEthernet0/12
interfaces.ifTable.ifEntry.ifDescr.14 = GigabitEthernet0/1
interfaces.ifTable.ifEntry.ifDescr.15 = GigabitEthernet0/2
interfaces.ifTable.ifEntry.ifDescr.16 = Null0
..
..


D. Toman