From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: kedia.vikas@gmail.com Received: from krantz.zx2c4.com (localhost [127.0.0.1]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 54beefbf for ; Fri, 16 Mar 2018 01:56:34 +0000 (UTC) Received: from mail-oi0-f65.google.com (mail-oi0-f65.google.com [209.85.218.65]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 450bd7d5 for ; Fri, 16 Mar 2018 01:56:34 +0000 (UTC) Received: by mail-oi0-f65.google.com with SMTP id 20so342416oiq.5 for ; Thu, 15 Mar 2018 19:07:08 -0700 (PDT) MIME-Version: 1.0 From: Vikas Date: Thu, 15 Mar 2018 19:07:07 -0700 Message-ID: Subject: Cannot ping peer 1 from peer 2 To: wireguard@lists.zx2c4.com Content-Type: text/plain; charset="UTF-8" List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Here is the config on peer 1 (Vmware VM running ubuntu 16.04): ================================================= vk@ubuntu /g/r/c/w/server> ifconfig ens33 ens33 Link encap:Ethernet HWaddr 00:0c:29:c8:6c:d5 inet addr:10.0.1.77 Bcast:10.0.1.255 Mask:255.255.255.0 inet6 addr: fe80::5b06:24b6:c9e4:954e/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:327949 errors:0 dropped:0 overruns:0 frame:0 TX packets:87146 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:351155285 (351.1 MB) TX bytes:12179516 (12.1 MB) vk@ubuntu /g/r/c/w/server> more etc-wireguard-wg0.conf [Interface] Address = 10.100.1.1/24 ListenPort = 51820 PostUp = iptables -A FORWARD -i wg0 -j ACCEPT; iptables -t nat -A POSTROUTING -o ens33 -j MASQUERADE PostDown = iptables -D FORWARD -i wg0 -j ACCEPT; iptables -t nat -D POSTROUTING -o ens33 -j MASQUERADE PrivateKey = CPQLRq40QGY3+8yn2LlYb1x3zU/3/Ki+A4QjVYgbakY= SaveConfig = true [Peer] PublicKey = uL8bs5596DJO7BMnrIVG5btvr4LTzlbx1ovwHe59NBc= AllowedIPs = 10.100.1.2/32 vk@ubuntu /g/r/c/w/server> ifconfig wg0 wg0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 inet addr:10.100.1.1 P-t-P:10.100.1.1 Mask:255.255.255.0 UP POINTOPOINT RUNNING NOARP MTU:1420 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:459 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) Here is the config on peer 2 (Vmware VM running ubuntu 18.04): ================================================== root@ubuntu /g/r/c/w/client# ifconfig ens33 ens33: flags=4163 mtu 1500 inet 10.0.1.71 netmask 255.255.255.0 broadcast 10.0.1.255 inet6 fe80::c4d7:35d6:306b:fc91 prefixlen 64 scopeid 0x20 ether 00:0c:29:b6:bb:18 txqueuelen 1000 (Ethernet) RX packets 532611 bytes 765847699 (765.8 MB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 71767 bytes 5458394 (5.4 MB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 root@ubuntu /g/r/c/w/client# more etc-wireguard-wg0.conf [Interface] Address = 10.100.1.2 PrivateKey = AMZXJ1vBx6OOnZlbnYHuShTBAPuOzwCgweG73BS/4WY= [Peer] PublicKey = KNuvytvYu9NktxybaOHsCF11q96IGfc+dT/Dv8L6KB0= AllowedIPs = 0.0.0.0/0 Endpoint = 10.0.1.77:51280 root@ubuntu /g/r/c/w/client# ifconfig wg0 wg0: flags=209 mtu 1420 inet 10.100.1.2 netmask 255.255.255.255 destination 10.100.1.2 unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC) RX packets 0 bytes 0 (0.0 B) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 10 bytes 1480 (1.4 KB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 root@ubuntu /g/r/c/w/client# ping 10.0.1.77 PING 10.0.1.77 (10.0.1.77) 56(84) bytes of data. 64 bytes from 10.0.1.77: icmp_seq=1 ttl=64 time=0.464 ms 64 bytes from 10.0.1.77: icmp_seq=2 ttl=64 time=0.715 ms root@ubuntu /g/r/c/w/client# ping 10.100.1.1 PING 10.100.1.1 (10.100.1.1) 56(84) bytes of data. ^C --- 10.100.1.1 ping statistics --- 3 packets transmitted, 0 received, 100% packet loss, time 2033ms What am I doing wrong? -- VK