SNMP MIB Objects
E-6 3160-A2-GB21-80March 1999
Interface Group – “ifDescr” Object (ifEntry 2)
This object provides information about the interface. Each interface displays a
text string as shown below:
Network T1: Network T1. [
Company Name
] T1 DSU/CSU, Hardware
Version: [CCA number for the CSU board]”.
DTE T1: DTE T1. [
Company Name
] T1 DSU/CSU, Hardware
Version: [CCA number for the CSU board]”.
COM: “COM port. [
Company Name
] T1 DSU/CSU, Hardware
Version: [CCA number for the CSU board for the standalone,
or the CCA number for the DSU board for the carrier]”.
Modem: “MODEM port. [
Company Name
] T1 DSU/CSU, Hardware
Version: [CCA number for the CSU board]”.
AUX: “AUX port. [
Company Name
] T1 DSU/CSU, Hardware
Version: [CCA number for the CSU board]”.
Data Ports: Data Port n. [
Company Name
] T1 DSU/CSU, Hardware
Version: [CCA number for the DSU board]”
(where
n
is 1 to 4).
Interface Group – “ifType” Object (ifEntry 3)
This object identifies the type of the interface based on the physical/link
protocol(s) immediately below the network layer. Only the following values are
supported by the DSU/CSU:
ds1 – Used for the network and DTE Drop/Insert (DSX-1) interfaces.
propPointToPointSerial(22) – Used for the synchronous data ports. Used for
the MODEM or COM port when the port is not configured as the SNMP
management interface.
ppp(23) – Used for the MODEM, AUX, or COM port when the port is
configured for PPP.
slip(28) – Used for the MODEM or COM port when the port is configured for
SLIP.
Interface Group – “ifMtu” Object (ifEntry 4)
This object identifies the largest datagram that can be sent or received on the
interface. It is applicable only to the interface configured as the SNMP
management link. This object is zero for all other interfaces.