This object indicates the Layer 3 protocol utilizing FIB TCAM
resource.
'ipv4' - indicates Internet Protocol version 4.
'mpls' - indicates Multiprotocol Label Switching.
'eom' - indicates Ethernet over MPLS.
'ipv6' - indicates Internet Protocol version 6.
'ipv4Multicast' - indicates Internet Protocol version 4
for multicast traffic.
'ipv6Multicast' - indicates Internet Protocol version 6
for multicast traffic.
'l2VpnPeer' - indicates Layer 2 VPN Peer traffic.
'l2VpnIpv4Multicast' - indicates Internet Protocol version
4 for multicast traffic on Layer 2 VPN.
'l2VpnIpv6Multicast' - indicates Internet Protocol version 6
for multicast traffic on Layer 2 VPN.
'fcoe' - indicates Fibre Channel over Ethernet.
'mplsVpn' - indicates MPLS Layer 3 VPN aggregate
labels.
'fcMpls' - indicates Fibre Channel over MPLS
tunnels.
'ipv6LocalLink' - indicates Internet Protocol version 6
Local Link.
'allProtocols' - indicates all protocols within the
entPhysicalIndex.