+ self.has_ip6_config = True
+
+ def unconfig_ip6(self):
+ """Remove IPv6 address on the VPP interface"""
+ try:
+ if (self.has_ip6_config):
+ self.test.vapi.sw_interface_add_del_address(
+ self.sw_if_index,
+ self.local_ip6n,
+ 64, is_ipv6=1, is_add=0)
+ except AttributeError:
+ self.has_ip6_config = False
+ self.has_ip6_config = False
+
+ def unconfig(self):
+ """Unconfigure IPv6 and IPv4 address on the VPP interface"""
+ self.unconfig_ip4()
+ self.unconfig_ip6()