Hello PhilG.
If you have not already resolved this issue, we suggest you search our online knowledgebase for this product: VersaLink C405.
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our c405 is on the network and pritning is through the printserver. i've enabled ipv4 ipfiltering and entered the printserver ip and mask but i can still connect directly to the printer via ip and print. are there any ports that i need to close as well or anything else i should look at?
PhilG