E1-OPT-MIB :: cdx6500E1StatDchannelState

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › E1-OPT-MIB › cdx6500E1StatDchannelState

cdx6500E1StatDchannelState

Module: E1-OPT-MIB

OID (symbolic): E1-OPT-MIB::cdx6500E1StatDchannelState

OID (numeric): 1.3.6.1.4.1.449.2.1.3.1.1.25.8.1.18

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: Specifies the status of the D Channel. up : The D Channel is up. down : The D Channel is down. na : Value not available.

What is cdx6500E1StatDchannelState?

Reports whether the ISDN D-channel (the signaling channel) on this E1 port is up or down; since all call setup and teardown rides on the D-channel, an admin should treat 'down' here as a signaling outage even if individual B-channels still show traffic.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.449.2.1.3.1.1.25.8.1.18
snmpwalk -v2c -c public <target> E1-OPT-MIB::cdx6500E1StatDchannelState

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.449.2.1.3.1.1.25.8.1.18.1
snmpget -v2c -c public <target> E1-OPT-MIB::cdx6500E1StatDchannelState.1

Start monitoring Codex 6500-series T1/E1 access multiplexer with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the E1-OPT-MIB::cdx6500E1StatDchannelState OID value, configure state conditions and alerts, and monitor any Codex 6500-series T1/E1 access multiplexer from a single console.

OID Breakdown

Upper-level ancestors (13 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.449codexALC-OPT-MIB
1.3.6.1.4.1.449.2cdxProductSpecificALC-OPT-MIB
1.3.6.1.4.1.449.2.1cdx6500ALC-OPT-MIB
1.3.6.1.4.1.449.2.1.3cdx6500StatisticsALC-OPT-MIB
1.3.6.1.4.1.449.2.1.3.1cdx6500StatProtocolGroupALC-OPT-MIB
1.3.6.1.4.1.449.2.1.3.1.1cdx6500PSTPortProtocolGroupALC-OPT-MIB
1.3.6.1.4.1.449.2.1.3.1.1.25cdx6500PSTT1E1PortTableCDX6500T1E1-OPT-SMI
Numeric OIDNameModule
1.3.6.1.4.1.449.2.1.3.1.1.25.8cdx6500E1ISDNStatusTableE1-OPT-MIB
1.3.6.1.4.1.449.2.1.3.1.1.25.8.1cdx6500E1StatISDNStatusEntryE1-OPT-MIB
1.3.6.1.4.1.449.2.1.3.1.1.25.8.1.18cdx6500E1StatDchannelStateE1-OPT-MIB