All MIBs › CIENA-CES-DHCPV6-CLIENT-MIB › cienaCesDhcpv6LdraExceedMTUPktDrop
cienaCesDhcpv6LdraExceedMTUPktDrop
Module: CIENA-CES-DHCPV6-CLIENT-MIB
OID (symbolic): CIENA-CES-DHCPV6-CLIENT-MIB::cienaCesDhcpv6LdraExceedMTUPktDrop
OID (numeric): 1.3.6.1.4.1.1271.2.1.30.1.2.4.1.9
Node type: OBJECT-TYPE
Type: Counter32
Access: read-only
Description: This object specifies the number of DHCPv6 packets dropped because the new relay frame size would exceed the MTU.
What is cienaCesDhcpv6LdraExceedMTUPktDrop?
Counts DHCPv6 packets dropped because adding LDRA's relay-forwarding options would have made the resulting frame exceed the MTU. This is the IPv6 analog of the option-82-exceeds-MTU case seen in DHCP relay, but here the packet is dropped outright rather than forwarded unmodified, so a rising count means some client requests on this VLAN are being lost entirely rather than just missing the extra option data. A long IntID string configured close to the 64-byte maximum, combined with an already-near-MTU network path, would make this counter more likely to climb.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.1271.2.1.30.1.2.4.1.9 snmpwalk -v2c -c public <target> CIENA-CES-DHCPV6-CLIENT-MIB::cienaCesDhcpv6LdraExceedMTUPktDrop
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.1271.2.1.30.1.2.4.1.9.1 snmpget -v2c -c public <target> CIENA-CES-DHCPV6-CLIENT-MIB::cienaCesDhcpv6LdraExceedMTUPktDrop.1
Start monitoring Ciena CES (Carrier Ethernet Switch) platforms with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CIENA-CES-DHCPV6-CLIENT-MIB::cienaCesDhcpv6LdraExceedMTUPktDrop OID value, configure state conditions and alerts, and monitor any Ciena CES (Carrier Ethernet Switch) platforms from a single console.
OID Breakdown
Upper-level ancestors (9 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| 1.3.6.1.4.1.1271 | ciena | CIENA-SMI |
| 1.3.6.1.4.1.1271.2 | cienaCes | CIENA-SMI |
| 1.3.6.1.4.1.1271.2.1 | cienaCesConfig | CIENA-SMI |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.1271.2.1.30 | cienaCesDhcpv6ClientMIB | CIENA-CES-DHCPV6-CLIENT-MIB |
| 1.3.6.1.4.1.1271.2.1.30.1 | cienaCesDhcpv6ClientMIBObjects | CIENA-CES-DHCPV6-CLIENT-MIB |
| 1.3.6.1.4.1.1271.2.1.30.1.2 | cienaCesDhcpv6RelayAgent | CIENA-CES-DHCPV6-CLIENT-MIB |
| 1.3.6.1.4.1.1271.2.1.30.1.2.4 | cienaCesDhcpv6LdraStatsTable | CIENA-CES-DHCPV6-CLIENT-MIB |
| 1.3.6.1.4.1.1271.2.1.30.1.2.4.1 | cienaCesDhcpv6LdraStatsEntry | CIENA-CES-DHCPV6-CLIENT-MIB |
| 1.3.6.1.4.1.1271.2.1.30.1.2.4.1.9 | cienaCesDhcpv6LdraExceedMTUPktDrop | CIENA-CES-DHCPV6-CLIENT-MIB |