DOCS-RPHY-MIB :: docsRphyRpdIpv6GrpIpDefaultHopLimit

MIB Reference — IPNetwork Monitor · Updated October 02, 2026

All MIBs › DOCS-RPHY-MIB › docsRphyRpdIpv6GrpIpDefaultHopLimit

docsRphyRpdIpv6GrpIpDefaultHopLimit

Module: DOCS-RPHY-MIB

OID (symbolic): DOCS-RPHY-MIB::docsRphyRpdIpv6GrpIpDefaultHopLimit

OID (numeric): 1.3.6.1.4.1.4491.2.1.30.1.3.2.1.1

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: The default value inserted into the Hop Limit field of the IPv6 header of datagrams originated at this entity whenever a Hop Limit value is not supplied by the transport layer protocol.

What is docsRphyRpdIpv6GrpIpDefaultHopLimit?

Reports the default Hop Limit value this RPD inserts into IPv6 packet headers it originates when no hop limit is otherwise supplied, per RFC 2461. It is the IPv6 counterpart to the IPv4 default TTL setting, checked when diagnosing unexpectedly short IPv6 traceroute paths from the RPD.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.30.1.3.2.1.1
snmpwalk -v2c -c public <target> DOCS-RPHY-MIB::docsRphyRpdIpv6GrpIpDefaultHopLimit

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.4491.2.1.30.1.3.2.1.1.1
snmpget -v2c -c public <target> DOCS-RPHY-MIB::docsRphyRpdIpv6GrpIpDefaultHopLimit.1

Start monitoring DOCSIS Remote PHY Device (RPD), cable HFC access node (vendor-neutral CableLabs standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the DOCS-RPHY-MIB::docsRphyRpdIpv6GrpIpDefaultHopLimit OID value, configure state conditions and alerts, and monitor any DOCSIS Remote PHY Device (RPD), cable HFC access node (vendor-neutral CableLabs standard) from a single console.

OID Breakdown

Upper-level ancestors (9 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
1.3.6.1.4.1.4491cableLabsCLAB-DEF-MIB
1.3.6.1.4.1.4491.2clabProjectCLAB-DEF-MIB
1.3.6.1.4.1.4491.2.1clabProjDocsisCLAB-DEF-MIB
Numeric OIDNameModule
1.3.6.1.4.1.4491.2.1.30docsRphyMibDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1docsRphyObjectsDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.3docsRphyRpdIpMibObjectsDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.3.2docsRphyRpdIpv6GrpTableDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.3.2.1docsRphyRpdIpv6GrpEntryDOCS-RPHY-MIB
1.3.6.1.4.1.4491.2.1.30.1.3.2.1.1docsRphyRpdIpv6GrpIpDefaultHopLimitDOCS-RPHY-MIB