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 90c193a3 for ; Fri, 16 Mar 2018 02:52:04 +0000 (UTC) Received: from mail-ot0-f196.google.com (mail-ot0-f196.google.com [74.125.82.196]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 4a22c691 for ; Fri, 16 Mar 2018 02:52:04 +0000 (UTC) Received: by mail-ot0-f196.google.com with SMTP id h8-v6so9024523oti.6 for ; Thu, 15 Mar 2018 20:02:38 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: From: Vikas Date: Thu, 15 Mar 2018 20:02:37 -0700 Message-ID: Subject: Re: 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: , Thank you. On peer 2 making Address = 10.100.1.2/24 allows peer2 to ping peer1. But peer2 is not able to use peer1 as a router. >>From peer 2 when I do a traceroute the packets are not being forwarded by peer1: root@ubuntu:/gt/runenv/config/wireguard/client# traceroute 4.4.4.4 traceroute to 4.4.4.4 (4.4.4.4), 30 hops max, 60 byte packets 1 10.100.1.1 (10.100.1.1) 4.206 ms 4.197 ms 4.189 ms 2 * * * 3 * * * 4 * * * 5 * * * 6 * * * To make sure there is no confusion. Here are the current settings I am using: https://thepasteb.in/p/y8hzcR2w7xDM0S2 What am I doing wrong? -- VK On Thu, Mar 15, 2018 at 7:07 PM, Vikas wrote: > 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