WebUse the packet monitor to verify what interface its coming in on I guess. It usually something not in the route table or a packet arriving on an unexpected interface, ie an overlapping subnet configured elsewhere. Sonicwall support could assist in hunting it down, not enough detail to figure it out here. sniper7777777 • 9 mo. ago WebJul 18, 2016 · We programmed the WAN interface on the SonicWall with the one of the static IP addresses in our range, the subnet mask of the static IP and the gateway. The gateway IP belongs to the ComCast gateway. We also used ComCast's DNS servers and also added 8.8.8.8 (Google) for the 3rd one. After that all was well in the world.
VPN > DHCP over VPN - SonicWall
WebClick Request Spoof Detected List from Firewall. Entries can be flushed from the list by clicking Flush. The name of each device can also be resolved using NetBIOS, by clicking Resolve. To add an entry to the static anti-spoof list Navigate to the NETWORK System > MAC-IP Anti-Spoof page. http://help.sonicwall.com/help/sw/eng/published/26.0.1_140828_1715/content/Network_MAC-IP/Network_MACIP.htm churches in colleyville tx
Configuring MAC-IP Anti-Spoof - SonicWall
WebTo add a device to the Anti-Spoof Cache: 1 Click the Add button below the Anti-Spoof Cache table. The Add Static MAC-IP Anti-spoof dialog is displayed. 2 In the Interface drop-down list, select the interface on which traffic from the device will arrive. 3 In the IP Address field, type in the IP address of the device. 4 A common cause could be a loop in the physical configuration of the SonicWall and the devices connected to it. IP Spoofdrops are caused when the SonicWall sees an IP address on one network segment that, as per firewall configuration, it believes the traffic belongs to a different network segment. Also, it can be … See more This article provides troubleshooting steps to resolve packets being dropped on the SonicWall firewall due to drop code "IP Spoof". See more Check the following configurations if the packets are dropped due to "IP Spoof". 1. Check if the packets are arriving on the correct port. If packets are arriving on the wrong port of firewall, … See more WebJun 14, 2011 · According to the sonicwall spoofing described above, sonicwall regards an IP as spoofed if it exists on multiple network segments managed by the firewall. I would check around your network, it appears there is a deeper issue with one of your PCs misreporting. flag Report Was this post helpful? thumb_up thumb_down OP Nathaniel jalapeno developing cumulative budgeted cost