packetgen 2.4.0 has been released.
PacketGen provides simple ways to generate, send and capture network
Known protocols are: Ethernet, Dot11, Dot1x, ARP, IP, IPv6, GRE, ICMP,
IGMP, ICMPv6, MLD, UDP, TCP, SNMP, ESP, DNS, IKE, EAP, BOOTP, DHCP, TFTP
From 2.4.0, Packetgen supports ruby 2.5.
### 2.4.0 / 2018-02-14
* Add better support for IP header options
* Add support for IPv6 HopByHop extension
* Add support for new protocols: IGMP, IGMPv3, MLD and MLDv2
* Add Packet#insert to insert a header between two others in a packet
* Fix some bugs
* Support ruby 2.5