3 ms·
MACs are computed directly from cryptographic hashes. For normal ZeroTier P2P traffic the MAC and Ethernet header are elided entirely too, which saves about 14
by api 7y ago
MACs are computed directly from cryptographic hashes. For normal ZeroTier P2P traffic the MAC and Ethernet header are elided entirely too, which saves about 14 bytes of per-frame overhead.
- AceJohnny2 7y agoWait, are we talking about MAC as in cryptographic Message Authentication Code, or MAC as in ethernet Medium Access Control (addresses)?
- api 7y agoMAC as in 48-bit Ethernet addresses. https://github.com/zerotier/ZeroTierOne/blob/master/node/MAC.hpp#L137 https://github.com/zerotier/ZeroTierOne/blob/master/node/MAC... There's a tiny chance of a collision, but for it to be meaningful you'd have to have a virtual LAN with millions of devices on it.