Imagine you have DHCP server on network. You have all Windows XP and older clients. When DHCP server was not accessible on network during client’s startup, client computer couldn’t get IP address and it assigned APIPA address. This was a problem. So let’s look what’s new since Windows 7.
I prepared following scenario:
When I client wants to get TCP/IP settings from DHCP server, there are four DHCP packets (DISCOVER, OFFER, REQUEST and ACK) going on network. Network dump on DHCP server:
![](data:image/png;base64,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)
This is normal behaviour even in old clients. Now I shutdown client and stop DHCP server. When I started client computer I found out that client computer has IP address it received from DHCP server before reboot.
![](data:image/png;base64,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)
So let’s restart client again and see what happends. Client computer has same TCP/IP settings, it had before reboot (TCP/IP settings received from DHCP server before I stopped DHCP server). Client computer keeps asking DHCP server to renew TCP/IP settings (using DHCP REQUEST):
![](data:image/png;base64,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)
So how client computer knows if it has to set cached TCP/IP settings before DHCP server stopped to respond? I assume it depends on gateway and its IP or MAC address. So let’s disconnect gateway from network and reboot client computer. Now client has APIPA TCP/IP settings and it looks for DHCP server by DHCP DISCOVERY:
![](data:image/png;base64,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)
It means it depends on health of gateway if client keeps TCP/IP settings assigned by DHCP or not. I haven’t seen any ICMP packet to check network healt of gateway so I assume it check MAC address. So let’s look for ARP packets from client to gateway. Looks like client asks for MAC address of saved default gateway IP address. When it received answer, it sets TCP/IP settings to cached TCP/IP settings:
![](data:image/png;base64,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)
Question is if client computer compares MAC address to some saved one or it just waits for ARP response and doesn’t care of MAC address. Let’s change MAC address of default gateway. Client keeps asking via ARP for MAC address. MAC address is different and client doesn’t set its saved TCP/IP settings (it sets APIPA settings):
![](data:image/png;base64,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)
So where client computer saves MAC address of default gateway?
Yes, in registry. 🙂 It’s saved under registry key:
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAh8AAAAVCAYAAADmWYyeAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAATLSURBVHhe7ZsBbtw6DETTf4Lc/5R7g/6y6ATTASnTsqzdTecBgiWKHJKymwpB++PxePz8MMYYY4zZxH9/nsYYY4wxW/DlwxhjjDFb8eXDGGOMMVvx5cMYY4wxW/HlwxhjjDFb8eXDGGOMMVv56/Lx+fn5Nd6dqoeOPfOBLZ48YMuo7MFoL4D+kcbIp9qr/DOOfCv9URz21aeKYbvOs5jMh315X+n6sj2LqUa2D3iegf2OH8Yr8kr1aQ2ztY38ZzVH3K3FNeuYpRNb+XD+js67Mur/bnaf7dflI5I+Ho+vsbOII2ZqWdkDzgbwOWGtuTTmDIjFyPro+Kyi0p7JubNuwPmwzvJmtWW+sPNcYzACXQeZLdBcgO0RM/Jj7cpvB1nuO+pb1ePZ2ni/8j+r2SW0VpHVxTVn6xk6seFTnRHXsOocV7HyvV7Rmo2NOJztLn5fPpCY2VnEK5OdzZ1U74I/qs77go/G3s0ob6fus9zZ30xtV/u5wh3nu5JXr0+5o7ZX7teYnbT/zUf84MBgsNa9M77ByBdP9tF1wL4rCJ3uD4vw4/zf6YcM9wa+W49B1mcwerdVzCyZnuacJdMFmFfPIOa8DthPffFk+xHw1xisdS+z6zPAPtuU0bvUWMzVrpzRDLDO9gLeZ+Bf2ZXKfgZosA7mag+6fmeBhupgzc8jP97LfIPMD0+18zpgX5D5jWAN1cFT7bwOMt9sjjVT7R35K63LRwTGHyIMFeJ9JOr6HhF+eGLe0Q+y/SBsOpSwQUcZxZlr8Nl2z7h6zyDTqmKOtDJmYlDP2Tgwk/OI0AtdwGvMs7zZHuJg78A6Ma7kgS/PMVSXyfY5Hnsxx5PnmXZmzzQB9rqwFsdVOdgO1OeIKmdQ5VUqv6M4BRpZHHIEHT/s6Rpk9pjjiXkVH2CP51gHWYyS6UMD9iDzA7wXZPMYHMcxMUCVR3Mw7d98jFDhLBEY7Z0hmuImQUc/fHQoYcv0gyoOMWrfjdaAuq7AGlWPK/JGjI4O4VflWqEFW6WRxYwIfwyFtUY5V6N5dB21ZD0+q74RV2qKWO2z6r3LGU3UrjExP9tXliOrZSXdGmd7iaGxsCuzfqPaKg2lkyvmHS1lVJ/SqSOjiqvI/Ef9Lbl8PINoCmPEqPkjrsQ+G3wIGLt4Vt4ZRu935t3v/l6ekQ/ju6Nn2+1d45hZzStUOWKtdWa2Z1HVh8GEX2ZXun5HQONI54zfne+iWwczc1ZVnlhnvfy+fGSbqxqf4Zm5lerg7qJ6F/xCR+8LvtnQmLNAI55KJy/PwdWamEz/DDOxK+tn0Es8u5w537vqHnH3+7/KHbVc1cSZxTjzLRjz6nz95oM/cv3QR3tnqXQ4h+rznq5huxPkA6tyVzran55H0PEZwbE7uVr3DJxvxExts/1wzEpG9fBet06guh04BqgO1zHaG5HlYbq6lZ/aAdsrzmrO0KmP7VijlhlG9bN9lKPrdwTXMqLrN6LqW7UrPwX74b+C2ToU1QGVXmXHOvaVH7+MP//Mb6cqYgfPzG1em3f/Nvxtvx7v/E6u1N6NXe33XfnO/f8zl49nET0rr3gG71KnMeZ16f6M/xf/LjB/48uHMcaYJfjyYbpsvXwYY4wxxrztf7U1xhhjzDvy8fE/s9lLzD5yQW0AAAAASUVORK5CYII=)
and there are subkeys for each interface and under this key there is binary value called DhcpGatewayHardware which contains MAC address:
![](data:image/png;base64,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)
When client starts it checks for MAC address of its saved default gateway IP address. Then it compares to saved MAC address from registry. If these two MAC addresses don’t match, client deletes all saved TCP/IP settings from registries and uses APIPA (if there is not Alternate Configuration). In background it still looks for DHCP server by sending DHCP DISCOVER packets.
So now we have smaller problem on Mondays when DHCP server is down (of course by accident 🙂 ) and everyone is trying to get to network resources 🙂
I haven’t find any article about this new behaviour on oficial Microsoft websites.
That’s all folks,
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