Here is the RC4 of kernel 5.5 for testing.
- X1000 and X5000: Netfilter connection tracking support (NF_CONNTRACK)
- X1000 and X5000: iptables NAT support (IP_NF_NAT)
- X1000 and X5000: MASQUERADE target support (IP_NF_TARGET_MASQUERADE)
- X1000 and X5000: NETMAP target support (IP_NF_TARGET_NETMAP)
- X1000 and X5000: REDIRECT target support (IP_NF_TARGET_REDIRECT)
- Linux 5.5-rc4 Released Following A Light Christmas Week -- phoronix.com
- 5.5-rc4 announcement
- Linux Git log
- Phoronix articles, reviews and news stories covering Linux 5.5
Please test the kernels.