What’s new in 7.1beta1 (2020-Jul-21 08:58):

!) added FastTrack and NAT hardware offloading support for CRS317-1G-16S+RM;
!) ported features and fixes introduced in v6.47.1;
*) route – added rpki-check;
*) route – bgp improvements;
*) route – do not allow modifying/deleting “main” table;
*) route – fixed incorrectly interpreted prefix states received from RTR;
*) route – fixed IPv6 ECMP connected routes;
*) route – fixed IPv6 policy routing;
*) route – routing rules improvements;
*) wireless – fixed wireless performance for 802.11b/g/n and 802.11a/n interfaces on non-ARM architecture devices;
*) other minor fixes and improvements;

我最关注的就是added FastTrack and NAT hardware offloading support for CRS317-1G-16S+RM;

现在CRS317-1G-16S+RM,支持NAT hardware offloadming,也就是nat转发下放给芯片处理,硬件转发,现在暂时没有找到官方的相关资料,如果有了,后续会做更新

7月22日;CRS317最多支持4096条NAT会话的HW处理,和多少条nat规则无关。