Slash Netmask Wildcard mask
/32 255.255.255.255 0.0.0.0
/31 255.255.255.254 0.0.0.1
/30 255.255.255.252 0.0.0.3 ... <看更多>

You may use this sed : sed -E 's~^~route ~; s~\.[0-9]+$~&/32~; s~$~ reject;~' file route 208.69.112.145/32 reject; route 54.230.228.48/32 ... ... <看更多>

< standard number of bits for network prefix. Less subnets, more hosts. Notation 1: Subnet Masks: The subnet mask is a 32-bit value constructed ... ... <看更多>

Most Network vendors work quite well with /31 Prefixes as smallest possible Non-Host-only network - a.k.a. Point-to-Point link. ... <看更多>

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