ip Protocol
Parameters
value
The IP protocol to which this rule applies. For protocol forwarding, valid options are TCP
, UDP
, ESP
, AH
, SCTP
, ICMP
and L3_DEFAULT
. The valid IP protocols are different for different load balancing products as described in [Load balancing
features](https://cloud.google.com/load-balancing/docs/features#protocols_from_the_load_balancer_to_the_backends). A Forwarding Rule with protocol L3_DEFAULT can attach with target instance or backend service with UNSPECIFIED protocol. A forwarding rule with "L3_DEFAULT" IPProtocal cannot be attached to a backend service with TCP or UDP. Possible values are:
TCP
,UDP
,ESP
,AH
,SCTP
,ICMP
,L3_DEFAULT
.