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  1. In IPv4 Subnets - a /23 - How do we know which range to use?

    Sep 10, 2019 · The netmask is: 11111111.11111111.11111110.00000000. (starts with 23 1-s) The network portion of this address is: 11000000.10101000.00000100.00000000. This is: 192.168.4.0, …

  2. Subnet mask /23 vs /24 - Cisco Community

    Jun 12, 2021 · Hi SMEs, This question is a simple one regarding subnet mask. There was a server in the network and had to replace the server with a new one.(one to one replacement- Disconnect the old …

  3. /23 Default Gateway? - Cisco Community

    Mar 20, 2015 · Hi Guys Hoping for a little advice around where a default gateway can be within a /23 subnet. I Currently I have a site with a /24 shown below Current Range - Site 11 IP Range - …

  4. Solved: /23 network - Cisco Community

    Jan 20, 2014 · Just in the process of updating documentation and I need to let some vendors know a local subnet has changed. We previously had 161.230.247.0 255.255.255.192 but have since …

  5. Subnet mask extend from /24 to /23 - Cisco Community

    Jun 13, 2017 · Hi, I want to extend a subnet from /24 to /23. My plan is as follows: 1) Change the SVI subnet from /24 to /23. 2) Change the subnet mask on the servers in this subnet from /24 to /23. My …

  6. Changing subnet mask to /23 from /24 on local network

    Jul 22, 2019 · Changing the network mask means you change the masks on all the host interfaces (router, PCs, printers, etc.). There is no single network mask; the network mask on a host describes …

  7. bad subnet mask - Cisco Community

    Mar 19, 2017 · As Joseph and Mark mentioned: - You can use the subnet mask under the interface only. Example: 255.255.255.0 or 255.255.254.0. - The 192.168.1.0/24 is basically the network segment. …

  8. Subnetting - Cisco Community

    Dec 1, 2023 · For 8 floors we need 1110 0000 (23 = for the last octet of subnet mask so the subnet mask should be 255.255.255.224. But with the subnet mask of 255.255.255.224, the host addresses …

  9. networking - Change netmask from /24 to /23 - Server Fault

    Oct 16, 2020 · We need to change our netmask in one of our sites since we plan to deploy VoIP phones. Currently we use a class A network address with a /24 netmask and would like to move to a /23 …

  10. networking - How does IPv4 Subnetting Work? - Server Fault

    Aug 4, 2009 · This is a Canonical Question about IPv4 Subnets. Related: How does IPv6 subnetting work and how does it differ from IPv4 subnetting? How does Subnetting Work, and How do you do it b...