======================== prestera devlink support

This document describes the devlink features implemented by the prestera device driver.

Driver-specific Traps

.. list-table:: List of Driver-specific Traps Registered by prestera :widths: 5 5 90

- Name
- Type
- Description .. list-table:: List of Driver-specific Traps Registered by prestera :widths: 5 5 90
- Name
- Type
- Description
- arp_bc
- trap
- Traps ARP broadcast packets (both requests/responses)
- is_is
- trap
- Traps IS-IS packets
- ospf
- trap
- Traps OSPF packets
- ip_bc_mac
- trap
- Traps IPv4 packets with broadcast DA Mac address
- stp
- trap
- Traps STP BPDU
- lacp
- trap
- Traps LACP packets
- lldp
- trap
- Traps LLDP packets
- router_mc
- trap
- Traps multicast packets
- vrrp
- trap
- Traps VRRP packets
- dhcp
- trap
- Traps DHCP packets
- mtu_error
- trap
- Traps (exception) packets that exceeded port's MTU
- mac_to_me
- trap
- Traps packets with switch-port's DA Mac address
- ttl_error
- trap
- Traps (exception) IPv4 packets whose TTL exceeded
- ipv4_options
- trap
- Traps (exception) packets due to the malformed IPV4 header options
- ip_default_route
- trap
- Traps packets that have no specific IP interface (IP to me) and no forwarding prefix
- local_route
- trap
- Traps packets that have been send to one of switch IP interfaces addresses
- ipv4_icmp_redirect
- trap
- Traps (exception) IPV4 ICMP redirect packets
- arp_response
- trap
- Traps ARP replies packets that have switch-port's DA Mac address
- acl_code_0
- trap
- Traps packets that have ACL priority set to 0 (tc pref 0)
- acl_code_1
- trap
- Traps packets that have ACL priority set to 1 (tc pref 1)
- acl_code_2
- trap
- Traps packets that have ACL priority set to 2 (tc pref 2)
- acl_code_3
- trap
- Traps packets that have ACL priority set to 3 (tc pref 3)
- acl_code_4
- trap
- Traps packets that have ACL priority set to 4 (tc pref 4)
- acl_code_5
- trap
- Traps packets that have ACL priority set to 5 (tc pref 5)
- acl_code_6
- trap
- Traps packets that have ACL priority set to 6 (tc pref 6)
- acl_code_7
- trap
- Traps packets that have ACL priority set to 7 (tc pref 7)
- ipv4_bgp
- trap
- Traps IPv4 BGP packets
- ssh
- trap
- Traps SSH packets
- telnet
- trap
- Traps Telnet packets
- icmp
- trap
- Traps ICMP packets
- rxdma_drop
- drop
- Drops packets (RxDMA) due to the lack of ingress buffers etc.
- port_no_vlan
- drop
- Drops packets due to faulty-configured network or due to internal bug (config issue).
- local_port
- drop
- Drops packets whose decision (FDB entry) is to bridge packet back to the incoming port/trunk.
- invalid_sa
- drop
- Drops packets with multicast source MAC address.
- illegal_ip_addr
- drop
- Drops packets with illegal SIP/DIP multicast/unicast addresses.
- illegal_ipv4_hdr
- drop
- Drops packets with illegal IPV4 header.
- ip_uc_dip_da_mismatch
- drop
- Drops packets with destination MAC being unicast, but destination IP address being multicast.
- ip_sip_is_zero
- drop
- Drops packets with zero (0) IPV4 source address.
- met_red
- drop
- Drops non-conforming packets (dropped by Ingress policer, metering drop), e.g. packet rate exceeded configured bandwidth.