default route in "vpn" mode is incorrect on FreeBSD #580
Description
setup
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FreeBSD 12.0-CURRENT amd64 & zerotier 1.2.4 installed
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1 zt network with allowDefault=0 connecting to a working ZT VPN gateway
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iphone, imac work via this vpn gateway as default route
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connecting successfully to various hosts
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when
zerotier-cli set 12345678 allowDefault=1is run, all network connectivity to/from laptop is lost (no ping in/out from local network nor zt ones, external devices like firewalls also cannot connect -
when this is reversed the system returns to normal
# allowdefault=0 (off/working zt config)
# netstat -rn4
Routing tables
Internet:
Destination Gateway Flags Netif Expire
default 172.16.2.1 UGS wlan0
10.144.0.0/16 link#3 U zt1flo98
10.144.49.109 link#3 UHS lo0
127.0.0.1 link#1 UH lo0
172.16.2.0/24 link#2 U wlan0
172.16.2.15 link#2 UHS lo0
# allowdefault=1 (on/broken zt config)
# netstat -rn4
Routing tables
Internet:
Destination Gateway Flags Netif Expire
0.0.0.0/1 10.144.0.1 UGS zt1flo98
default 172.16.2.1 UGS wlan0
10.144.0.0/16 link#3 U zt1flo98
10.144.49.109 link#3 UHS lo0
127.0.0.1 link#1 UH lo0
128.0.0.0/1 10.144.0.1 UGS zt1flo98
172.16.2.0/24 link#2 U wlan0
172.16.2.15 link#2 UHS lo0
more logs & debugging or remote access available as needed.