anchor.diff:  --
   1. Egress firewall is also known as egress network policy in OpenShift SDN. This is not the same as network policy egress.
   
  -2. Does not support egress rules and some `ipBlock` rules.
  +2. Network policy for OpenShift SDN does not support egress rules and some `ipBlock` rules.
  +
  +3. Egress router for OVN-Kubernetes supports only redirect mode.
   --
  
positive.code: 
  |Egress firewall ^[1]^|Supported|Supported
  
  |Egress router|Not supported|Supported
  
  |IPsec encryption|Supported|Not supported
  
  
negative.code: 
  |Egress firewall ^[1]^|Supported|Supported
  
  |Egress router|Supported|Partially supported ^[3]^
  
  |IPsec encryption|Not supported|Supported
  
  