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05-Non-GPON feature support
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Appendix Support for non-GPON features

Table 1 and Table 2 describe other features supported by interfaces in a GPON system. The Comware features not listed in these tables are not supported by GPON.

In a GPON system, support of ONUs for features depends on the ONU model and version.

OLT interface features

Table 1 shows the features supported by OLT interfaces.

Table 1 OLT interface features

Feature

Tasks/commands and restrictions

Related chapter/book

Transceiver module management

·     Display transceiver alarms (display transceiver alarm).

·     Display the current values of the digital diagnosis parameters on transceiver modules (display transceiver diagnosis).

·     Display the key parameters of transceiver modules (display transceiver interface).

·     Display electronic label information for transceiver modules (display transceiver manuinfo).

Fundamentals Command Reference

Basic interface parameters

·     Restore the default settings for an interface (default).

·     Configure a description for an interface (description).

·     Enable flow control (flow-control).

·     Bring up or shut down an interface (shutdown).

·     Clear packet statistics on an interface (reset counters interface).

·     Enable broadcast storm suppression (broadcast-suppression).

·     Enable multicast storm suppression (multicast-suppression).

·     Enable unknown unicast storm suppression (unicast-suppression).

Shutting down an OLT interface also deregisters all ONUs on the OLT interface.

Interface Command Reference

Port isolation

Configure port isolation for interfaces (port-isolate enable).

Layer 2—LAN Switching Command Reference

QinQ

Configure user-side QinQ.

OLT interfaces do not support setting the TPID value in CVLAN or SVLAN tags (qinq ethernet-type).

Layer 2—LAN Switching Configuration Guide

Loop detection

Enable loop detection.

When loop detection is enabled globally, loop detection does not take effect on OLT interfaces.

OLT interfaces do not support setting the loop protection action (loopback-detection action).

Layer 2—LAN Switching Command Reference

IGMP snooping

Configure IPv4 multicast source port filtering (igmp-snooping source-deny).

IP Multicast Command Reference

MLD snooping

Configure IPv6 multicast source port filtering (mld-snooping source-deny).

IP Multicast Command Reference

MPLS L2VPN/VPLS

Configure Ethernet service instances.

OLT interfaces do not support MPLS L2VPN or VPLS.

Transparent transmission of 802.1X, IGMP, MLD, and BCMP protocol packets is not supported by VPLS.

MPLS Configuration Guide

QoS

·     Apply QoS policies on interfaces (qos apply policy).

·     Display QoS policy information for interfaces (display qos policy interface).

·     Configure priority mapping:

¡     Configure the port priority for an interface (qos priority).

¡     Configure the DSCP priority for an interface (qos priority dscp priority-value).

¡     Configure the priority trust mode for an interface (qos trust).

¡     Display the priority trust mode and port priorities of an interface (display qos trust interface).

·     Set GTS parameters (qos gts).

·     Display the GTS information for interfaces (display qos gts interface).

·     Configure rate limiting on an interface (qos lr).

·     Display the rate limit information for interfaces (display qos lr).

·     Configure a CAR policy on an interface (qos car).

·     Display the CAR information for interfaces (display qos car interface).

·     Configure hardware congestion management:

¡     Enable SP queuing on an interface (qos sp).

¡     Display the SP queuing configuration of an interface (display qos queue sp interface).

¡     Enable WRR queuing on an interface (qos wrr).

¡     Display the WRR queuing configuration of an interface (display qos queue wrr interface).

ACL and QoS Command Reference

IP source guard

Configure IP source guard on interfaces.

Security Configuration Guide

Smart Link

Enable receiving of flush messages (smart-link flush enable).

High Availability Command Reference

Monitor Link

Configure interfaces as members of a monitor link group (port monitor-link group).

High Availability Command Reference

Port mirroring

·     Configure an interface as a source port for a mirroring group (mirroring-group mirroring-port).

·     Configure an interface as a monitor port for a mirroring group (mirroring-group monitor-port).

·     Configure an interface as the egress port for a remote source group (mirroring-group monitor-egress).

·     Configure a mirroring action for a traffic behavior (mirror-to).

Network Management and Monitoring Command Reference

SNMP notifications

Enable link state notifications for interfaces (enable snmp trap updown).

Network Management and Monitoring Command Reference

VLAN mapping

Configure VLAN mapping,

Layer 2—LAN Switching Command Reference

 

ONU interface features

Table 2 ONU interface features

Feature

Tasks/commands and restrictions

Related chapter/book

802.1X

Configure 802.1X.

Only ONU subinterfaces support 802.1X.

Security Configuration Guide

MAC authentication

Configuring MAC authentication.

Only ONU subinterfaces support MAC authentication.

Security Configuration Guide

Basic interface parameters

·     Restore the default settings for an interface (default).

·     Configure a description for an interface (description).

·     Bring up or shut down an interface (shutdown).

·     Clear packet statistics on an interface (reset counters interface).

Interface Command Reference

MAC address table

·     Display MAC address entries (display mac-address).

·     Display the global MAC address learning status and the MAC learning status of interfaces (display mac-address mac-learning).

Layer 2—LAN Switching Command Reference

ARP

·     Display ARP entries (display arp).

·     Configure static ARP entries (arp static).

Layer 3—IP Services Command Reference

Security Command Reference

DHCP

·     Enable recording of client information in DHCP snooping entries (dhcp snooping binding record).

·     Enable MAC address check for DHCP snooping (dhcp snooping check mac-address).

·     Enable DHCP-REQUEST check for DHCP snooping (dhcp snooping check request-message).

·     Configure an interface as a DHCP packet blocking port (dhcp snooping deny).

·     Disable DHCP snooping on an interface (dhcp snooping disable).

·     Set the maximum number of DHCP snooping entries that an interface can learn (dhcp snooping max-learning-num).

·     Configure an interface as a trusted port (dhcp snooping trust).

·     Configure DHCP snooping to support Option 82:

¡     Enable DHCP snooping to support Option 82 (dhcp snooping information enable).

¡     Configure the padding mode and padding format for the Circuit ID sub-option (dhcp snooping information circuit-id).

¡     Configure the padding mode and padding format for the Remote ID sub-option (dhcp snooping information remote-id).

¡     Configure the handling strategy for Option 82 in request messages (dhcp snooping information strategy).

¡     Display Option 82 configuration on the DHCP snooping device (display dhcp snooping information).

DHCP is not available only on ONU subinterfaces.

Layer 3—IP Services Command Reference

IGMP snooping

·     Enable fast-leave processing on an ONU subinterface (igmp-snooping fast-leave).

·     Set the maximum number of multicast groups that an ONU subinterface can join (igmp-snooping group-limit).

·     Configure a multicast group policy on an ONU subinterface to control the multicast groups that hosts attached to the port can join (igmp-snooping group-policy).

·     Enable multicast group replacement on an ONU subinterface (igmp-snooping overflow-replace).

IP Multicast Command Reference

MLD snooping

·     Enable fast-leave processing on an ONU subinterface (mld-snooping fast-leave).

·     Set the maximum number of IPv6 multicast groups that an ONU subinterface can join (mld-snooping group-limit).

·     Configure an IPv6 multicast group policy on an ONU subinterface to control the IPv6 multicast groups that hosts attached to the port can join (mld-snooping group-policy).

·     Enable the IPv6 multicast group replacement feature on an ONU subinterface (mld-snooping overflow-replace).

IP Multicast Command Reference

QoS

·     Apply QoS policies on ONU subinterfaces (qos apply policy).
In traffic behavior view, the traffic filtering action can be configured only as
filter deny. For more information, see the filter command in ACL and QoS Command Reference.

·     Display QoS policy information for interfaces (display qos policy interface).

·     Configure priority mapping:

¡     Display the priority trust mode and port priorities of an interface (display qos trust interface).

·     Configure hardware congestion management:

¡     Enable SP queuing on an interface (qos sp).

¡     Display the SP queuing configuration of an interface (display qos queue sp interface).

For more QoS configuration restrictions, see Table 3.

ACL and QoS Command Reference

Monitor Link

Configure interfaces as members of a monitor link group (port monitor-link group).

High Availability Command Reference

SNMP notifications

Enable link state notifications for interfaces (enable snmp trap updown).

Network Management and Monitoring Command Reference

 

Table 3 QoS configuration restrictions

Feature

Restrictions

ACL rule action

When an ACL rule is used in a traffic class of a QoS policy, the action defined in the ACL rule (deny or permit) does not take effect. Instead, the traffic behavior associated with the traffic class determines the actions on the packets that match the ACL rule.

Packet filtering

·     ONU subinterfaces only support packet filtering based on the following criteria:

¡     Source MAC address.

¡     Destination MAC address.

¡     Ethernet type.

¡     VLAN ID.

¡     Source IP address.

¡     Destination IP address.

¡     Source TCP port.

¡     Source UDP port.

·     Source MAC address-based packet filtering on an ONU subinterface works only on the uplink direction and supports a maximum of 32 ACL rules.

·     Destination MAC address-based packet filtering on an ONU subinterface works on both uplink and downlink directions at the same time and supports a maximum of 32 ACL rules.

ACL rule limit

·     The number of ACL rules supported by Ethernet type-based packet filtering on an ONU subinterface depends on the direction:

¡     Supports a maximum of 30 ACL rules if configured only in one direction.

¡     Supports a maximum of 16 ACL rules for each direction if configured in both directions.

·     The number of ACL rules supported by VLAN ID-based packet filtering on an ONU subinterface depends on the direction:

¡     Supports a maximum of 6 ACL rules for the uplink direction.

¡     Supports a maximum 8 ACL rules for the downlink direction.

·     The number of ACL rules supported by source or destination IP address-based packet filtering on an ONU subinterface depends on the direction:

¡     Supports a maximum of 24 ACL rules if configured only in one direction.

¡     Supports a maximum of 16 ACL rules for each direction if configured in both directions.

·     The number of ACL rules supported by source TCP/UDP port-based packet filtering  on an ONU subinterface depends on the direction:

¡     Supports a maximum of 24 ACL rules if configured only in one direction.

¡     Supports a maximum of 32 ACL rules if configured in both directions.

 

 

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